annotate Lib/test/test_enum.py @ 86127:a3d09c19bb93

merge with 3.3
author Georg Brandl <georg@python.org>
date Sun, 06 Oct 2013 19:24:00 +0200
parents ed011b0d7daf
children 516576f5f9dc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
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1 import enum
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2 import unittest
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3 from collections import OrderedDict
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4 from pickle import dumps, loads, PicklingError
84713
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
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5 from enum import Enum, IntEnum, unique
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6
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7 # for pickle tests
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8 try:
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9 class Stooges(Enum):
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10 LARRY = 1
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11 CURLY = 2
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12 MOE = 3
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13 except Exception as exc:
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14 Stooges = exc
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15
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16 try:
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17 class IntStooges(int, Enum):
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18 LARRY = 1
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19 CURLY = 2
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20 MOE = 3
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21 except Exception as exc:
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22 IntStooges = exc
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23
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24 try:
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25 class FloatStooges(float, Enum):
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26 LARRY = 1.39
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27 CURLY = 2.72
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28 MOE = 3.142596
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29 except Exception as exc:
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30 FloatStooges = exc
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31
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32 # for pickle test and subclass tests
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33 try:
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34 class StrEnum(str, Enum):
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35 'accepts only string values'
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36 class Name(StrEnum):
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37 BDFL = 'Guido van Rossum'
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38 FLUFL = 'Barry Warsaw'
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39 except Exception as exc:
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40 Name = exc
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41
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42 try:
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43 Question = Enum('Question', 'who what when where why', module=__name__)
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44 except Exception as exc:
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45 Question = exc
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46
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47 try:
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48 Answer = Enum('Answer', 'him this then there because')
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49 except Exception as exc:
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50 Answer = exc
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51
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52 # for doctests
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53 try:
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54 class Fruit(Enum):
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55 tomato = 1
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56 banana = 2
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57 cherry = 3
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58 except Exception:
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59 pass
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60
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61 class TestEnum(unittest.TestCase):
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62 def setUp(self):
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63 class Season(Enum):
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64 SPRING = 1
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65 SUMMER = 2
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66 AUTUMN = 3
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67 WINTER = 4
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68 self.Season = Season
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69
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70 class Konstants(float, Enum):
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71 E = 2.7182818
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72 PI = 3.1415926
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73 TAU = 2 * PI
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74 self.Konstants = Konstants
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75
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76 class Grades(IntEnum):
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77 A = 5
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78 B = 4
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79 C = 3
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80 D = 2
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81 F = 0
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82 self.Grades = Grades
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83
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84 class Directional(str, Enum):
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85 EAST = 'east'
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86 WEST = 'west'
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87 NORTH = 'north'
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88 SOUTH = 'south'
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89 self.Directional = Directional
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90
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91 from datetime import date
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92 class Holiday(date, Enum):
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93 NEW_YEAR = 2013, 1, 1
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94 IDES_OF_MARCH = 2013, 3, 15
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95 self.Holiday = Holiday
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96
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97 def test_dir_on_class(self):
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98 Season = self.Season
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99 self.assertEqual(
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100 set(dir(Season)),
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101 set(['__class__', '__doc__', '__members__', '__module__',
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102 'SPRING', 'SUMMER', 'AUTUMN', 'WINTER']),
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103 )
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104
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105 def test_dir_on_item(self):
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106 Season = self.Season
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107 self.assertEqual(
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108 set(dir(Season.WINTER)),
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109 set(['__class__', '__doc__', '__module__', 'name', 'value']),
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110 )
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111
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112 def test_dir_with_added_behavior(self):
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113 class Test(Enum):
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114 this = 'that'
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115 these = 'those'
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116 def wowser(self):
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117 return ("Wowser! I'm %s!" % self.name)
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118 self.assertEqual(
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119 set(dir(Test)),
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120 set(['__class__', '__doc__', '__members__', '__module__', 'this', 'these']),
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121 )
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122 self.assertEqual(
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123 set(dir(Test.this)),
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124 set(['__class__', '__doc__', '__module__', 'name', 'value', 'wowser']),
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125 )
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126
84130
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127 def test_enum_in_enum_out(self):
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128 Season = self.Season
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129 self.assertIs(Season(Season.WINTER), Season.WINTER)
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130
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131 def test_enum_value(self):
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132 Season = self.Season
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133 self.assertEqual(Season.SPRING.value, 1)
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134
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135 def test_intenum_value(self):
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136 self.assertEqual(IntStooges.CURLY.value, 2)
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137
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138 def test_enum(self):
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139 Season = self.Season
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140 lst = list(Season)
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141 self.assertEqual(len(lst), len(Season))
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142 self.assertEqual(len(Season), 4, Season)
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143 self.assertEqual(
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144 [Season.SPRING, Season.SUMMER, Season.AUTUMN, Season.WINTER], lst)
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145
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146 for i, season in enumerate('SPRING SUMMER AUTUMN WINTER'.split(), 1):
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147 e = Season(i)
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148 self.assertEqual(e, getattr(Season, season))
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149 self.assertEqual(e.value, i)
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150 self.assertNotEqual(e, i)
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151 self.assertEqual(e.name, season)
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152 self.assertIn(e, Season)
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153 self.assertIs(type(e), Season)
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154 self.assertIsInstance(e, Season)
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155 self.assertEqual(str(e), 'Season.' + season)
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156 self.assertEqual(
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157 repr(e),
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158 '<Season.{0}: {1}>'.format(season, i),
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159 )
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160
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161 def test_value_name(self):
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162 Season = self.Season
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163 self.assertEqual(Season.SPRING.name, 'SPRING')
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164 self.assertEqual(Season.SPRING.value, 1)
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165 with self.assertRaises(AttributeError):
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166 Season.SPRING.name = 'invierno'
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167 with self.assertRaises(AttributeError):
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168 Season.SPRING.value = 2
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169
85574
1d88d04aade2 Close #18924: Block naive attempts to change an Enum member.
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170 def test_changing_member(self):
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171 Season = self.Season
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172 with self.assertRaises(AttributeError):
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173 Season.WINTER = 'really cold'
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174
85790
ed011b0d7daf Close #19025: Better error message when trying to delete an Enum member.
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175 def test_attribute_deletion(self):
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176 class Season(Enum):
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177 SPRING = 1
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178 SUMMER = 2
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179 AUTUMN = 3
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180 WINTER = 4
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181
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182 def spam(cls):
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183 pass
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184
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185 self.assertTrue(hasattr(Season, 'spam'))
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186 del Season.spam
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187 self.assertFalse(hasattr(Season, 'spam'))
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188
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189 with self.assertRaises(AttributeError):
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190 del Season.SPRING
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191 with self.assertRaises(AttributeError):
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192 del Season.DRY
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193 with self.assertRaises(AttributeError):
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194 del Season.SPRING.name
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195
84130
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196 def test_invalid_names(self):
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197 with self.assertRaises(ValueError):
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198 class Wrong(Enum):
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199 mro = 9
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200 with self.assertRaises(ValueError):
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201 class Wrong(Enum):
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202 _create_= 11
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203 with self.assertRaises(ValueError):
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204 class Wrong(Enum):
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205 _get_mixins_ = 9
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206 with self.assertRaises(ValueError):
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207 class Wrong(Enum):
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208 _find_new_ = 1
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209 with self.assertRaises(ValueError):
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210 class Wrong(Enum):
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211 _any_name_ = 9
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212
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213 def test_contains(self):
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214 Season = self.Season
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215 self.assertIn(Season.AUTUMN, Season)
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216 self.assertNotIn(3, Season)
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217
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218 val = Season(3)
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219 self.assertIn(val, Season)
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220
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
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221 class OtherEnum(Enum):
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222 one = 1; two = 2
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223 self.assertNotIn(OtherEnum.two, Season)
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224
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diff changeset
225 def test_comparisons(self):
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226 Season = self.Season
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227 with self.assertRaises(TypeError):
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228 Season.SPRING < Season.WINTER
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229 with self.assertRaises(TypeError):
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230 Season.SPRING > 4
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231
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
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diff changeset
232 self.assertNotEqual(Season.SPRING, 1)
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233
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234 class Part(Enum):
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235 SPRING = 1
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236 CLIP = 2
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237 BARREL = 3
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238
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diff changeset
239 self.assertNotEqual(Season.SPRING, Part.SPRING)
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diff changeset
240 with self.assertRaises(TypeError):
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diff changeset
241 Season.SPRING < Part.CLIP
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242
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243 def test_enum_duplicates(self):
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244 class Season(Enum):
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245 SPRING = 1
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246 SUMMER = 2
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247 AUTUMN = FALL = 3
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248 WINTER = 4
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249 ANOTHER_SPRING = 1
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250 lst = list(Season)
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251 self.assertEqual(
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252 lst,
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253 [Season.SPRING, Season.SUMMER,
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254 Season.AUTUMN, Season.WINTER,
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255 ])
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256 self.assertIs(Season.FALL, Season.AUTUMN)
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257 self.assertEqual(Season.FALL.value, 3)
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258 self.assertEqual(Season.AUTUMN.value, 3)
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259 self.assertIs(Season(3), Season.AUTUMN)
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260 self.assertIs(Season(1), Season.SPRING)
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261 self.assertEqual(Season.FALL.name, 'AUTUMN')
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262 self.assertEqual(
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263 [k for k,v in Season.__members__.items() if v.name != k],
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264 ['FALL', 'ANOTHER_SPRING'],
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265 )
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266
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267 def test_duplicate_name(self):
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268 with self.assertRaises(TypeError):
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269 class Color(Enum):
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270 red = 1
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271 green = 2
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272 blue = 3
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273 red = 4
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274
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275 with self.assertRaises(TypeError):
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276 class Color(Enum):
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277 red = 1
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278 green = 2
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279 blue = 3
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280 def red(self):
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281 return 'red'
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282
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283 with self.assertRaises(TypeError):
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284 class Color(Enum):
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285 @property
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286 def red(self):
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287 return 'redder'
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288 red = 1
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289 green = 2
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290 blue = 3
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291
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292
84130
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293 def test_enum_with_value_name(self):
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294 class Huh(Enum):
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295 name = 1
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296 value = 2
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297 self.assertEqual(
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298 list(Huh),
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299 [Huh.name, Huh.value],
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300 )
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301 self.assertIs(type(Huh.name), Huh)
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302 self.assertEqual(Huh.name.name, 'name')
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303 self.assertEqual(Huh.name.value, 1)
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304
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305 def test_format_enum(self):
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306 Season = self.Season
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307 self.assertEqual('{}'.format(Season.SPRING),
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308 '{}'.format(str(Season.SPRING)))
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309 self.assertEqual( '{:}'.format(Season.SPRING),
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310 '{:}'.format(str(Season.SPRING)))
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311 self.assertEqual('{:20}'.format(Season.SPRING),
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312 '{:20}'.format(str(Season.SPRING)))
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313 self.assertEqual('{:^20}'.format(Season.SPRING),
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314 '{:^20}'.format(str(Season.SPRING)))
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315 self.assertEqual('{:>20}'.format(Season.SPRING),
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316 '{:>20}'.format(str(Season.SPRING)))
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317 self.assertEqual('{:<20}'.format(Season.SPRING),
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318 '{:<20}'.format(str(Season.SPRING)))
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319
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320 def test_format_enum_custom(self):
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321 class TestFloat(float, Enum):
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322 one = 1.0
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323 two = 2.0
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324 def __format__(self, spec):
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325 return 'TestFloat success!'
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326 self.assertEqual('{}'.format(TestFloat.one), 'TestFloat success!')
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327
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328 def assertFormatIsValue(self, spec, member):
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329 self.assertEqual(spec.format(member), spec.format(member.value))
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330
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331 def test_format_enum_date(self):
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332 Holiday = self.Holiday
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333 self.assertFormatIsValue('{}', Holiday.IDES_OF_MARCH)
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334 self.assertFormatIsValue('{:}', Holiday.IDES_OF_MARCH)
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335 self.assertFormatIsValue('{:20}', Holiday.IDES_OF_MARCH)
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336 self.assertFormatIsValue('{:^20}', Holiday.IDES_OF_MARCH)
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337 self.assertFormatIsValue('{:>20}', Holiday.IDES_OF_MARCH)
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338 self.assertFormatIsValue('{:<20}', Holiday.IDES_OF_MARCH)
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339 self.assertFormatIsValue('{:%Y %m}', Holiday.IDES_OF_MARCH)
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340 self.assertFormatIsValue('{:%Y %m %M:00}', Holiday.IDES_OF_MARCH)
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341
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342 def test_format_enum_float(self):
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343 Konstants = self.Konstants
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344 self.assertFormatIsValue('{}', Konstants.TAU)
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345 self.assertFormatIsValue('{:}', Konstants.TAU)
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346 self.assertFormatIsValue('{:20}', Konstants.TAU)
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347 self.assertFormatIsValue('{:^20}', Konstants.TAU)
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348 self.assertFormatIsValue('{:>20}', Konstants.TAU)
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349 self.assertFormatIsValue('{:<20}', Konstants.TAU)
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350 self.assertFormatIsValue('{:n}', Konstants.TAU)
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351 self.assertFormatIsValue('{:5.2}', Konstants.TAU)
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352 self.assertFormatIsValue('{:f}', Konstants.TAU)
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353
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354 def test_format_enum_int(self):
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355 Grades = self.Grades
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parents: 85127
diff changeset
356 self.assertFormatIsValue('{}', Grades.C)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
357 self.assertFormatIsValue('{:}', Grades.C)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
358 self.assertFormatIsValue('{:20}', Grades.C)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
359 self.assertFormatIsValue('{:^20}', Grades.C)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
360 self.assertFormatIsValue('{:>20}', Grades.C)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
361 self.assertFormatIsValue('{:<20}', Grades.C)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
362 self.assertFormatIsValue('{:+}', Grades.C)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
363 self.assertFormatIsValue('{:08X}', Grades.C)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
364 self.assertFormatIsValue('{:b}', Grades.C)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
365
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
366 def test_format_enum_str(self):
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
367 Directional = self.Directional
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
368 self.assertFormatIsValue('{}', Directional.WEST)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
369 self.assertFormatIsValue('{:}', Directional.WEST)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
370 self.assertFormatIsValue('{:20}', Directional.WEST)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
371 self.assertFormatIsValue('{:^20}', Directional.WEST)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
372 self.assertFormatIsValue('{:>20}', Directional.WEST)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
373 self.assertFormatIsValue('{:<20}', Directional.WEST)
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
374
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
375 def test_hash(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
376 Season = self.Season
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
377 dates = {}
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
378 dates[Season.WINTER] = '1225'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
379 dates[Season.SPRING] = '0315'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
380 dates[Season.SUMMER] = '0704'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
381 dates[Season.AUTUMN] = '1031'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
382 self.assertEqual(dates[Season.AUTUMN], '1031')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
383
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
384 def test_intenum_from_scratch(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
385 class phy(int, Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
386 pi = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
387 tau = 2 * pi
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
388 self.assertTrue(phy.pi < phy.tau)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
389
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
390 def test_intenum_inherited(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
391 class IntEnum(int, Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
392 pass
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
393 class phy(IntEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
394 pi = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
395 tau = 2 * pi
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
396 self.assertTrue(phy.pi < phy.tau)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
397
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
398 def test_floatenum_from_scratch(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
399 class phy(float, Enum):
85485
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
400 pi = 3.1415926
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
401 tau = 2 * pi
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
402 self.assertTrue(phy.pi < phy.tau)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
403
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
404 def test_floatenum_inherited(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
405 class FloatEnum(float, Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
406 pass
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
407 class phy(FloatEnum):
85485
058cb219b3b5 Close #18738: Route __format__ calls to mixed-in type for mixed Enums (such as IntEnum).
Ethan Furman <ethan@stoneleaf.us>
parents: 85127
diff changeset
408 pi = 3.1415926
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
409 tau = 2 * pi
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
410 self.assertTrue(phy.pi < phy.tau)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
411
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
412 def test_strenum_from_scratch(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
413 class phy(str, Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
414 pi = 'Pi'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
415 tau = 'Tau'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
416 self.assertTrue(phy.pi < phy.tau)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
417
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
418 def test_strenum_inherited(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
419 class StrEnum(str, Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
420 pass
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
421 class phy(StrEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
422 pi = 'Pi'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
423 tau = 'Tau'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
424 self.assertTrue(phy.pi < phy.tau)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
425
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
426
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
427 def test_intenum(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
428 class WeekDay(IntEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
429 SUNDAY = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
430 MONDAY = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
431 TUESDAY = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
432 WEDNESDAY = 4
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
433 THURSDAY = 5
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
434 FRIDAY = 6
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
435 SATURDAY = 7
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
436
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
437 self.assertEqual(['a', 'b', 'c'][WeekDay.MONDAY], 'c')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
438 self.assertEqual([i for i in range(WeekDay.TUESDAY)], [0, 1, 2])
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
439
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
440 lst = list(WeekDay)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
441 self.assertEqual(len(lst), len(WeekDay))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
442 self.assertEqual(len(WeekDay), 7)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
443 target = 'SUNDAY MONDAY TUESDAY WEDNESDAY THURSDAY FRIDAY SATURDAY'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
444 target = target.split()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
445 for i, weekday in enumerate(target, 1):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
446 e = WeekDay(i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
447 self.assertEqual(e, i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
448 self.assertEqual(int(e), i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
449 self.assertEqual(e.name, weekday)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
450 self.assertIn(e, WeekDay)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
451 self.assertEqual(lst.index(e)+1, i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
452 self.assertTrue(0 < e < 8)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
453 self.assertIs(type(e), WeekDay)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
454 self.assertIsInstance(e, int)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
455 self.assertIsInstance(e, Enum)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
456
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
457 def test_intenum_duplicates(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
458 class WeekDay(IntEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
459 SUNDAY = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
460 MONDAY = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
461 TUESDAY = TEUSDAY = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
462 WEDNESDAY = 4
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
463 THURSDAY = 5
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
464 FRIDAY = 6
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
465 SATURDAY = 7
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
466 self.assertIs(WeekDay.TEUSDAY, WeekDay.TUESDAY)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
467 self.assertEqual(WeekDay(3).name, 'TUESDAY')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
468 self.assertEqual([k for k,v in WeekDay.__members__.items()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
469 if v.name != k], ['TEUSDAY', ])
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
470
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
471 def test_pickle_enum(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
472 if isinstance(Stooges, Exception):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
473 raise Stooges
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
474 self.assertIs(Stooges.CURLY, loads(dumps(Stooges.CURLY)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
475 self.assertIs(Stooges, loads(dumps(Stooges)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
476
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
477 def test_pickle_int(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
478 if isinstance(IntStooges, Exception):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
479 raise IntStooges
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
480 self.assertIs(IntStooges.CURLY, loads(dumps(IntStooges.CURLY)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
481 self.assertIs(IntStooges, loads(dumps(IntStooges)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
482
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
483 def test_pickle_float(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
484 if isinstance(FloatStooges, Exception):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
485 raise FloatStooges
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
486 self.assertIs(FloatStooges.CURLY, loads(dumps(FloatStooges.CURLY)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
487 self.assertIs(FloatStooges, loads(dumps(FloatStooges)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
488
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
489 def test_pickle_enum_function(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
490 if isinstance(Answer, Exception):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
491 raise Answer
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
492 self.assertIs(Answer.him, loads(dumps(Answer.him)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
493 self.assertIs(Answer, loads(dumps(Answer)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
494
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
495 def test_pickle_enum_function_with_module(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
496 if isinstance(Question, Exception):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
497 raise Question
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
498 self.assertIs(Question.who, loads(dumps(Question.who)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
499 self.assertIs(Question, loads(dumps(Question)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
500
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
501 def test_exploding_pickle(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
502 BadPickle = Enum('BadPickle', 'dill sweet bread-n-butter')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
503 enum._make_class_unpicklable(BadPickle)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
504 globals()['BadPickle'] = BadPickle
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
505 with self.assertRaises(TypeError):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
506 dumps(BadPickle.dill)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
507 with self.assertRaises(PicklingError):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
508 dumps(BadPickle)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
509
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
510 def test_string_enum(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
511 class SkillLevel(str, Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
512 master = 'what is the sound of one hand clapping?'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
513 journeyman = 'why did the chicken cross the road?'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
514 apprentice = 'knock, knock!'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
515 self.assertEqual(SkillLevel.apprentice, 'knock, knock!')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
516
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
517 def test_getattr_getitem(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
518 class Period(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
519 morning = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
520 noon = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
521 evening = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
522 night = 4
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
523 self.assertIs(Period(2), Period.noon)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
524 self.assertIs(getattr(Period, 'night'), Period.night)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
525 self.assertIs(Period['morning'], Period.morning)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
526
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
527 def test_getattr_dunder(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
528 Season = self.Season
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
529 self.assertTrue(getattr(Season, '__eq__'))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
530
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
531 def test_iteration_order(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
532 class Season(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
533 SUMMER = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
534 WINTER = 4
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
535 AUTUMN = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
536 SPRING = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
537 self.assertEqual(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
538 list(Season),
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
539 [Season.SUMMER, Season.WINTER, Season.AUTUMN, Season.SPRING],
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
540 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
541
85707
24aa6f98fe25 Add __reversed__ to Enum. Minor code reorg (moved __members__ to be in alpha order).
Ethan Furman <ethan@stoneleaf.us>
parents: 85574
diff changeset
542 def test_reversed_iteration_order(self):
24aa6f98fe25 Add __reversed__ to Enum. Minor code reorg (moved __members__ to be in alpha order).
Ethan Furman <ethan@stoneleaf.us>
parents: 85574
diff changeset
543 self.assertEqual(
24aa6f98fe25 Add __reversed__ to Enum. Minor code reorg (moved __members__ to be in alpha order).
Ethan Furman <ethan@stoneleaf.us>
parents: 85574
diff changeset
544 list(reversed(self.Season)),
24aa6f98fe25 Add __reversed__ to Enum. Minor code reorg (moved __members__ to be in alpha order).
Ethan Furman <ethan@stoneleaf.us>
parents: 85574
diff changeset
545 [self.Season.WINTER, self.Season.AUTUMN, self.Season.SUMMER,
24aa6f98fe25 Add __reversed__ to Enum. Minor code reorg (moved __members__ to be in alpha order).
Ethan Furman <ethan@stoneleaf.us>
parents: 85574
diff changeset
546 self.Season.SPRING]
24aa6f98fe25 Add __reversed__ to Enum. Minor code reorg (moved __members__ to be in alpha order).
Ethan Furman <ethan@stoneleaf.us>
parents: 85574
diff changeset
547 )
24aa6f98fe25 Add __reversed__ to Enum. Minor code reorg (moved __members__ to be in alpha order).
Ethan Furman <ethan@stoneleaf.us>
parents: 85574
diff changeset
548
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
549 def test_programatic_function_string(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
550 SummerMonth = Enum('SummerMonth', 'june july august')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
551 lst = list(SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
552 self.assertEqual(len(lst), len(SummerMonth))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
553 self.assertEqual(len(SummerMonth), 3, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
554 self.assertEqual(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
555 [SummerMonth.june, SummerMonth.july, SummerMonth.august],
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
556 lst,
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
557 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
558 for i, month in enumerate('june july august'.split(), 1):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
559 e = SummerMonth(i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
560 self.assertEqual(int(e.value), i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
561 self.assertNotEqual(e, i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
562 self.assertEqual(e.name, month)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
563 self.assertIn(e, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
564 self.assertIs(type(e), SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
565
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
566 def test_programatic_function_string_list(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
567 SummerMonth = Enum('SummerMonth', ['june', 'july', 'august'])
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
568 lst = list(SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
569 self.assertEqual(len(lst), len(SummerMonth))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
570 self.assertEqual(len(SummerMonth), 3, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
571 self.assertEqual(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
572 [SummerMonth.june, SummerMonth.july, SummerMonth.august],
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
573 lst,
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
574 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
575 for i, month in enumerate('june july august'.split(), 1):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
576 e = SummerMonth(i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
577 self.assertEqual(int(e.value), i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
578 self.assertNotEqual(e, i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
579 self.assertEqual(e.name, month)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
580 self.assertIn(e, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
581 self.assertIs(type(e), SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
582
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
583 def test_programatic_function_iterable(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
584 SummerMonth = Enum(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
585 'SummerMonth',
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
586 (('june', 1), ('july', 2), ('august', 3))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
587 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
588 lst = list(SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
589 self.assertEqual(len(lst), len(SummerMonth))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
590 self.assertEqual(len(SummerMonth), 3, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
591 self.assertEqual(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
592 [SummerMonth.june, SummerMonth.july, SummerMonth.august],
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
593 lst,
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
594 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
595 for i, month in enumerate('june july august'.split(), 1):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
596 e = SummerMonth(i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
597 self.assertEqual(int(e.value), i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
598 self.assertNotEqual(e, i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
599 self.assertEqual(e.name, month)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
600 self.assertIn(e, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
601 self.assertIs(type(e), SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
602
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
603 def test_programatic_function_from_dict(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
604 SummerMonth = Enum(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
605 'SummerMonth',
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
606 OrderedDict((('june', 1), ('july', 2), ('august', 3)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
607 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
608 lst = list(SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
609 self.assertEqual(len(lst), len(SummerMonth))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
610 self.assertEqual(len(SummerMonth), 3, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
611 self.assertEqual(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
612 [SummerMonth.june, SummerMonth.july, SummerMonth.august],
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
613 lst,
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
614 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
615 for i, month in enumerate('june july august'.split(), 1):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
616 e = SummerMonth(i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
617 self.assertEqual(int(e.value), i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
618 self.assertNotEqual(e, i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
619 self.assertEqual(e.name, month)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
620 self.assertIn(e, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
621 self.assertIs(type(e), SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
622
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
623 def test_programatic_function_type(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
624 SummerMonth = Enum('SummerMonth', 'june july august', type=int)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
625 lst = list(SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
626 self.assertEqual(len(lst), len(SummerMonth))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
627 self.assertEqual(len(SummerMonth), 3, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
628 self.assertEqual(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
629 [SummerMonth.june, SummerMonth.july, SummerMonth.august],
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
630 lst,
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
631 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
632 for i, month in enumerate('june july august'.split(), 1):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
633 e = SummerMonth(i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
634 self.assertEqual(e, i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
635 self.assertEqual(e.name, month)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
636 self.assertIn(e, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
637 self.assertIs(type(e), SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
638
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
639 def test_programatic_function_type_from_subclass(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
640 SummerMonth = IntEnum('SummerMonth', 'june july august')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
641 lst = list(SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
642 self.assertEqual(len(lst), len(SummerMonth))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
643 self.assertEqual(len(SummerMonth), 3, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
644 self.assertEqual(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
645 [SummerMonth.june, SummerMonth.july, SummerMonth.august],
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
646 lst,
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
647 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
648 for i, month in enumerate('june july august'.split(), 1):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
649 e = SummerMonth(i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
650 self.assertEqual(e, i)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
651 self.assertEqual(e.name, month)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
652 self.assertIn(e, SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
653 self.assertIs(type(e), SummerMonth)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
654
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
655 def test_subclassing(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
656 if isinstance(Name, Exception):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
657 raise Name
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
658 self.assertEqual(Name.BDFL, 'Guido van Rossum')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
659 self.assertTrue(Name.BDFL, Name('Guido van Rossum'))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
660 self.assertIs(Name.BDFL, getattr(Name, 'BDFL'))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
661 self.assertIs(Name.BDFL, loads(dumps(Name.BDFL)))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
662
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
663 def test_extending(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
664 class Color(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
665 red = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
666 green = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
667 blue = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
668 with self.assertRaises(TypeError):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
669 class MoreColor(Color):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
670 cyan = 4
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
671 magenta = 5
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
672 yellow = 6
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
673
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
674 def test_exclude_methods(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
675 class whatever(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
676 this = 'that'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
677 these = 'those'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
678 def really(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
679 return 'no, not %s' % self.value
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
680 self.assertIsNot(type(whatever.really), whatever)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
681 self.assertEqual(whatever.this.really(), 'no, not that')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
682
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
683 def test_wrong_inheritance_order(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
684 with self.assertRaises(TypeError):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
685 class Wrong(Enum, str):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
686 NotHere = 'error before this point'
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
687
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
688 def test_intenum_transitivity(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
689 class number(IntEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
690 one = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
691 two = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
692 three = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
693 class numero(IntEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
694 uno = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
695 dos = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
696 tres = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
697 self.assertEqual(number.one, numero.uno)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
698 self.assertEqual(number.two, numero.dos)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
699 self.assertEqual(number.three, numero.tres)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
700
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
701 def test_wrong_enum_in_call(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
702 class Monochrome(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
703 black = 0
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
704 white = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
705 class Gender(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
706 male = 0
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
707 female = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
708 self.assertRaises(ValueError, Monochrome, Gender.male)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
709
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
710 def test_wrong_enum_in_mixed_call(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
711 class Monochrome(IntEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
712 black = 0
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
713 white = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
714 class Gender(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
715 male = 0
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
716 female = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
717 self.assertRaises(ValueError, Monochrome, Gender.male)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
718
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
719 def test_mixed_enum_in_call_1(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
720 class Monochrome(IntEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
721 black = 0
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
722 white = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
723 class Gender(IntEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
724 male = 0
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
725 female = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
726 self.assertIs(Monochrome(Gender.female), Monochrome.white)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
727
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
728 def test_mixed_enum_in_call_2(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
729 class Monochrome(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
730 black = 0
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
731 white = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
732 class Gender(IntEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
733 male = 0
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
734 female = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
735 self.assertIs(Monochrome(Gender.male), Monochrome.black)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
736
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
737 def test_flufl_enum(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
738 class Fluflnum(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
739 def __int__(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
740 return int(self.value)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
741 class MailManOptions(Fluflnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
742 option1 = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
743 option2 = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
744 option3 = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
745 self.assertEqual(int(MailManOptions.option1), 1)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
746
85021
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
747 def test_introspection(self):
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
748 class Number(IntEnum):
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
749 one = 100
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
750 two = 200
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
751 self.assertIs(Number.one._member_type_, int)
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
752 self.assertIs(Number._member_type_, int)
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
753 class String(str, Enum):
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
754 yarn = 'soft'
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
755 rope = 'rough'
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
756 wire = 'hard'
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
757 self.assertIs(String.yarn._member_type_, str)
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
758 self.assertIs(String._member_type_, str)
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
759 class Plain(Enum):
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
760 vanilla = 'white'
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
761 one = 1
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
762 self.assertIs(Plain.vanilla._member_type_, object)
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
763 self.assertIs(Plain._member_type_, object)
b034418e840b Close #18635: Move class level private attribute from instance to class.
Ethan Furman <ethan@stoneleaf.us>
parents: 84826
diff changeset
764
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
765 def test_no_such_enum_member(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
766 class Color(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
767 red = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
768 green = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
769 blue = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
770 with self.assertRaises(ValueError):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
771 Color(4)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
772 with self.assertRaises(KeyError):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
773 Color['chartreuse']
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
774
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
775 def test_new_repr(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
776 class Color(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
777 red = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
778 green = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
779 blue = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
780 def __repr__(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
781 return "don't you just love shades of %s?" % self.name
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
782 self.assertEqual(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
783 repr(Color.blue),
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
784 "don't you just love shades of blue?",
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
785 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
786
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
787 def test_inherited_repr(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
788 class MyEnum(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
789 def __repr__(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
790 return "My name is %s." % self.name
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
791 class MyIntEnum(int, MyEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
792 this = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
793 that = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
794 theother = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
795 self.assertEqual(repr(MyIntEnum.that), "My name is that.")
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
796
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
797 def test_multiple_mixin_mro(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
798 class auto_enum(type(Enum)):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
799 def __new__(metacls, cls, bases, classdict):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
800 temp = type(classdict)()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
801 names = set(classdict._member_names)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
802 i = 0
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
803 for k in classdict._member_names:
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
804 v = classdict[k]
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
805 if v is Ellipsis:
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
806 v = i
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
807 else:
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
808 i = v
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
809 i += 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
810 temp[k] = v
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
811 for k, v in classdict.items():
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
812 if k not in names:
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
813 temp[k] = v
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
814 return super(auto_enum, metacls).__new__(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
815 metacls, cls, bases, temp)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
816
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
817 class AutoNumberedEnum(Enum, metaclass=auto_enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
818 pass
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
819
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
820 class AutoIntEnum(IntEnum, metaclass=auto_enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
821 pass
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
822
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
823 class TestAutoNumber(AutoNumberedEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
824 a = ...
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
825 b = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
826 c = ...
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
827
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
828 class TestAutoInt(AutoIntEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
829 a = ...
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
830 b = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
831 c = ...
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
832
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
833 def test_subclasses_with_getnewargs(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
834 class NamedInt(int):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
835 def __new__(cls, *args):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
836 _args = args
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
837 name, *args = args
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
838 if len(args) == 0:
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
839 raise TypeError("name and value must be specified")
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
840 self = int.__new__(cls, *args)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
841 self._intname = name
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
842 self._args = _args
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
843 return self
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
844 def __getnewargs__(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
845 return self._args
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
846 @property
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
847 def __name__(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
848 return self._intname
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
849 def __repr__(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
850 # repr() is updated to include the name and type info
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
851 return "{}({!r}, {})".format(type(self).__name__,
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
852 self.__name__,
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
853 int.__repr__(self))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
854 def __str__(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
855 # str() is unchanged, even if it relies on the repr() fallback
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
856 base = int
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
857 base_str = base.__str__
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
858 if base_str.__objclass__ is object:
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
859 return base.__repr__(self)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
860 return base_str(self)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
861 # for simplicity, we only define one operator that
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
862 # propagates expressions
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
863 def __add__(self, other):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
864 temp = int(self) + int( other)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
865 if isinstance(self, NamedInt) and isinstance(other, NamedInt):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
866 return NamedInt(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
867 '({0} + {1})'.format(self.__name__, other.__name__),
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
868 temp )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
869 else:
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
870 return temp
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
871
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
872 class NEI(NamedInt, Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
873 x = ('the-x', 1)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
874 y = ('the-y', 2)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
875
84720
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
876
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
877 self.assertIs(NEI.__new__, Enum.__new__)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
878 self.assertEqual(repr(NEI.x + NEI.y), "NamedInt('(the-x + the-y)', 3)")
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
879 globals()['NamedInt'] = NamedInt
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
880 globals()['NEI'] = NEI
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
881 NI5 = NamedInt('test', 5)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
882 self.assertEqual(NI5, 5)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
883 self.assertEqual(loads(dumps(NI5)), 5)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
884 self.assertEqual(NEI.y.value, 2)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
885 self.assertIs(loads(dumps(NEI.y)), NEI.y)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
886
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
887 def test_subclasses_without_getnewargs(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
888 class NamedInt(int):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
889 def __new__(cls, *args):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
890 _args = args
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
891 name, *args = args
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
892 if len(args) == 0:
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
893 raise TypeError("name and value must be specified")
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
894 self = int.__new__(cls, *args)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
895 self._intname = name
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
896 self._args = _args
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
897 return self
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
898 @property
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
899 def __name__(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
900 return self._intname
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
901 def __repr__(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
902 # repr() is updated to include the name and type info
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
903 return "{}({!r}, {})".format(type(self).__name__,
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
904 self.__name__,
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
905 int.__repr__(self))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
906 def __str__(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
907 # str() is unchanged, even if it relies on the repr() fallback
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
908 base = int
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
909 base_str = base.__str__
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
910 if base_str.__objclass__ is object:
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
911 return base.__repr__(self)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
912 return base_str(self)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
913 # for simplicity, we only define one operator that
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
914 # propagates expressions
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
915 def __add__(self, other):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
916 temp = int(self) + int( other)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
917 if isinstance(self, NamedInt) and isinstance(other, NamedInt):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
918 return NamedInt(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
919 '({0} + {1})'.format(self.__name__, other.__name__),
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
920 temp )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
921 else:
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
922 return temp
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
923
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
924 class NEI(NamedInt, Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
925 x = ('the-x', 1)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
926 y = ('the-y', 2)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
927
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
928 self.assertIs(NEI.__new__, Enum.__new__)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
929 self.assertEqual(repr(NEI.x + NEI.y), "NamedInt('(the-x + the-y)', 3)")
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
930 globals()['NamedInt'] = NamedInt
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
931 globals()['NEI'] = NEI
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
932 NI5 = NamedInt('test', 5)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
933 self.assertEqual(NI5, 5)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
934 self.assertEqual(NEI.y.value, 2)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
935 with self.assertRaises(TypeError):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
936 dumps(NEI.x)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
937 with self.assertRaises(PicklingError):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
938 dumps(NEI)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
939
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
940 def test_tuple_subclass(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
941 class SomeTuple(tuple, Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
942 first = (1, 'for the money')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
943 second = (2, 'for the show')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
944 third = (3, 'for the music')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
945 self.assertIs(type(SomeTuple.first), SomeTuple)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
946 self.assertIsInstance(SomeTuple.second, tuple)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
947 self.assertEqual(SomeTuple.third, (3, 'for the music'))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
948 globals()['SomeTuple'] = SomeTuple
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
949 self.assertIs(loads(dumps(SomeTuple.first)), SomeTuple.first)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
950
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
951 def test_duplicate_values_give_unique_enum_items(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
952 class AutoNumber(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
953 first = ()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
954 second = ()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
955 third = ()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
956 def __new__(cls):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
957 value = len(cls.__members__) + 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
958 obj = object.__new__(cls)
84721
511c4daac102 Change _names to _names_ since the latter is reserved for Enum use.
Ethan Furman <ethan@stoneleaf.us>
parents: 84720
diff changeset
959 obj._value_ = value
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
960 return obj
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
961 def __int__(self):
84721
511c4daac102 Change _names to _names_ since the latter is reserved for Enum use.
Ethan Furman <ethan@stoneleaf.us>
parents: 84720
diff changeset
962 return int(self._value_)
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
963 self.assertEqual(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
964 list(AutoNumber),
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
965 [AutoNumber.first, AutoNumber.second, AutoNumber.third],
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
966 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
967 self.assertEqual(int(AutoNumber.second), 2)
84720
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
968 self.assertEqual(AutoNumber.third.value, 3)
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
969 self.assertIs(AutoNumber(1), AutoNumber.first)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
970
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
971 def test_inherited_new_from_enhanced_enum(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
972 class AutoNumber(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
973 def __new__(cls):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
974 value = len(cls.__members__) + 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
975 obj = object.__new__(cls)
84721
511c4daac102 Change _names to _names_ since the latter is reserved for Enum use.
Ethan Furman <ethan@stoneleaf.us>
parents: 84720
diff changeset
976 obj._value_ = value
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
977 return obj
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
978 def __int__(self):
84721
511c4daac102 Change _names to _names_ since the latter is reserved for Enum use.
Ethan Furman <ethan@stoneleaf.us>
parents: 84720
diff changeset
979 return int(self._value_)
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
980 class Color(AutoNumber):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
981 red = ()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
982 green = ()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
983 blue = ()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
984 self.assertEqual(list(Color), [Color.red, Color.green, Color.blue])
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
985 self.assertEqual(list(map(int, Color)), [1, 2, 3])
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
986
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
987 def test_inherited_new_from_mixed_enum(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
988 class AutoNumber(IntEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
989 def __new__(cls):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
990 value = len(cls.__members__) + 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
991 obj = int.__new__(cls, value)
84721
511c4daac102 Change _names to _names_ since the latter is reserved for Enum use.
Ethan Furman <ethan@stoneleaf.us>
parents: 84720
diff changeset
992 obj._value_ = value
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
993 return obj
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
994 class Color(AutoNumber):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
995 red = ()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
996 green = ()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
997 blue = ()
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
998 self.assertEqual(list(Color), [Color.red, Color.green, Color.blue])
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
999 self.assertEqual(list(map(int, Color)), [1, 2, 3])
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1000
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1001 def test_ordered_mixin(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1002 class OrderedEnum(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1003 def __ge__(self, other):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1004 if self.__class__ is other.__class__:
84721
511c4daac102 Change _names to _names_ since the latter is reserved for Enum use.
Ethan Furman <ethan@stoneleaf.us>
parents: 84720
diff changeset
1005 return self._value_ >= other._value_
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1006 return NotImplemented
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1007 def __gt__(self, other):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1008 if self.__class__ is other.__class__:
84721
511c4daac102 Change _names to _names_ since the latter is reserved for Enum use.
Ethan Furman <ethan@stoneleaf.us>
parents: 84720
diff changeset
1009 return self._value_ > other._value_
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1010 return NotImplemented
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1011 def __le__(self, other):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1012 if self.__class__ is other.__class__:
84721
511c4daac102 Change _names to _names_ since the latter is reserved for Enum use.
Ethan Furman <ethan@stoneleaf.us>
parents: 84720
diff changeset
1013 return self._value_ <= other._value_
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1014 return NotImplemented
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1015 def __lt__(self, other):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1016 if self.__class__ is other.__class__:
84721
511c4daac102 Change _names to _names_ since the latter is reserved for Enum use.
Ethan Furman <ethan@stoneleaf.us>
parents: 84720
diff changeset
1017 return self._value_ < other._value_
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1018 return NotImplemented
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1019 class Grade(OrderedEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1020 A = 5
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1021 B = 4
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1022 C = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1023 D = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1024 F = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1025 self.assertGreater(Grade.A, Grade.B)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1026 self.assertLessEqual(Grade.F, Grade.C)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1027 self.assertLess(Grade.D, Grade.A)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1028 self.assertGreaterEqual(Grade.B, Grade.B)
84721
511c4daac102 Change _names to _names_ since the latter is reserved for Enum use.
Ethan Furman <ethan@stoneleaf.us>
parents: 84720
diff changeset
1029
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1030 def test_extending2(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1031 class Shade(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1032 def shade(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1033 print(self.name)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1034 class Color(Shade):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1035 red = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1036 green = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1037 blue = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1038 with self.assertRaises(TypeError):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1039 class MoreColor(Color):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1040 cyan = 4
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1041 magenta = 5
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1042 yellow = 6
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1043
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1044 def test_extending3(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1045 class Shade(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1046 def shade(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1047 return self.name
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1048 class Color(Shade):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1049 def hex(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1050 return '%s hexlified!' % self.value
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1051 class MoreColor(Color):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1052 cyan = 4
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1053 magenta = 5
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1054 yellow = 6
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1055 self.assertEqual(MoreColor.magenta.hex(), '5 hexlified!')
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1056
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1057
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1058 def test_no_duplicates(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1059 class UniqueEnum(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1060 def __init__(self, *args):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1061 cls = self.__class__
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1062 if any(self.value == e.value for e in cls):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1063 a = self.name
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1064 e = cls(self.value).name
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1065 raise ValueError(
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1066 "aliases not allowed in UniqueEnum: %r --> %r"
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1067 % (a, e)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1068 )
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1069 class Color(UniqueEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1070 red = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1071 green = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1072 blue = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1073 with self.assertRaises(ValueError):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1074 class Color(UniqueEnum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1075 red = 1
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1076 green = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1077 blue = 3
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1078 grene = 2
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1079
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1080 def test_init(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1081 class Planet(Enum):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1082 MERCURY = (3.303e+23, 2.4397e6)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1083 VENUS = (4.869e+24, 6.0518e6)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1084 EARTH = (5.976e+24, 6.37814e6)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1085 MARS = (6.421e+23, 3.3972e6)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1086 JUPITER = (1.9e+27, 7.1492e7)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1087 SATURN = (5.688e+26, 6.0268e7)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1088 URANUS = (8.686e+25, 2.5559e7)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1089 NEPTUNE = (1.024e+26, 2.4746e7)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1090 def __init__(self, mass, radius):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1091 self.mass = mass # in kilograms
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1092 self.radius = radius # in meters
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1093 @property
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1094 def surface_gravity(self):
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1095 # universal gravitational constant (m3 kg-1 s-2)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1096 G = 6.67300E-11
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1097 return G * self.mass / (self.radius * self.radius)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1098 self.assertEqual(round(Planet.EARTH.surface_gravity, 2), 9.80)
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1099 self.assertEqual(Planet.EARTH.value, (5.976e+24, 6.37814e6))
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1100
84720
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1101 def test_nonhash_value(self):
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1102 class AutoNumberInAList(Enum):
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1103 def __new__(cls):
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1104 value = [len(cls.__members__) + 1]
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1105 obj = object.__new__(cls)
84721
511c4daac102 Change _names to _names_ since the latter is reserved for Enum use.
Ethan Furman <ethan@stoneleaf.us>
parents: 84720
diff changeset
1106 obj._value_ = value
84720
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1107 return obj
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1108 class ColorInAList(AutoNumberInAList):
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1109 red = ()
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1110 green = ()
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1111 blue = ()
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1112 self.assertEqual(list(ColorInAList), [ColorInAList.red, ColorInAList.green, ColorInAList.blue])
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1113 self.assertEqual(ColorInAList.red.value, [1])
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1114 self.assertEqual(ColorInAList([1]), ColorInAList.red)
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1115
84826
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1116 def test_conflicting_types_resolved_in_new(self):
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1117 class LabelledIntEnum(int, Enum):
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1118 def __new__(cls, *args):
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1119 value, label = args
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1120 obj = int.__new__(cls, value)
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1121 obj.label = label
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1122 obj._value_ = value
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1123 return obj
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1124
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1125 class LabelledList(LabelledIntEnum):
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1126 unprocessed = (1, "Unprocessed")
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1127 payment_complete = (2, "Payment Complete")
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1128
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1129 self.assertEqual(list(LabelledList), [LabelledList.unprocessed, LabelledList.payment_complete])
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1130 self.assertEqual(LabelledList.unprocessed, 1)
95e1d0efd896 Close #18545: now only executes member_type if no _value_ is assigned in __new__.
Ethan Furman <ethan@stoneleaf.us>
parents: 84721
diff changeset
1131 self.assertEqual(LabelledList(1), LabelledList.unprocessed)
84720
37c427e3eb94 Close #18508 -- fix _value2member_map to always have the member's value
Ethan Furman <ethan@stoneleaf.us>
parents: 84713
diff changeset
1132
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1133
84713
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1134 class TestUnique(unittest.TestCase):
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1135
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1136 def test_unique_clean(self):
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1137 @unique
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1138 class Clean(Enum):
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1139 one = 1
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1140 two = 'dos'
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1141 tres = 4.0
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1142 @unique
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1143 class Cleaner(IntEnum):
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1144 single = 1
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1145 double = 2
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1146 triple = 3
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1147
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1148 def test_unique_dirty(self):
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1149 with self.assertRaisesRegex(ValueError, 'tres.*one'):
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1150 @unique
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1151 class Dirty(Enum):
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1152 one = 1
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1153 two = 'dos'
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1154 tres = 1
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1155 with self.assertRaisesRegex(
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1156 ValueError,
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1157 'double.*single.*turkey.*triple',
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1158 ):
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1159 @unique
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1160 class Dirtier(IntEnum):
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1161 single = 1
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1162 double = 1
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1163 triple = 3
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1164 turkey = 3
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1165
2079a517193b closes issue18042 -- a `unique` decorator is added to enum.py
Ethan Furman <ethan@stoneleaf.us>
parents: 84130
diff changeset
1166
84130
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1167 if __name__ == '__main__':
e7a01c7f69fe Closes issue 17947. Adds PEP-0435 (Adding an Enum type to the Python standard library).
Ethan Furman <ethan@stoneleaf.us>
parents:
diff changeset
1168 unittest.main()