Mercurial > cpython-lru_cache-weakref

annotate Lib/test/test_syntax.py @ 70817:dd775b1561ba

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Fix markup.
author Georg Brandl <georg@python.org>
date Tue, 14 Jun 2011 21:09:55 +0200
parents d25c2812b0d8
children 03f92a9f0875
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1 """This module tests SyntaxErrors.
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2
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3 Here's an example of the sort of thing that is tested.
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4
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5 >>> def f(x):
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6 ... global x
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7 Traceback (most recent call last):
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8 SyntaxError: name 'x' is parameter and global
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9
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10 The tests are all raise SyntaxErrors. They were created by checking
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11 each C call that raises SyntaxError. There are several modules that
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12 raise these exceptions-- ast.c, compile.c, future.c, pythonrun.c, and
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13 symtable.c.
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14
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15 The parser itself outlaws a lot of invalid syntax. None of these
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16 errors are tested here at the moment. We should add some tests; since
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17 there are infinitely many programs with invalid syntax, we would need
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18 to be judicious in selecting some.
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19
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20 The compiler generates a synthetic module name for code executed by
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21 doctest. Since all the code comes from the same module, a suffix like
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22 [1] is appended to the module name, As a consequence, changing the
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23 order of tests in this module means renumbering all the errors after
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24 it. (Maybe we should enable the ellipsis option for these tests.)
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25
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26 In ast.c, syntax errors are raised by calling ast_error().
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27
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28 Errors from set_context():
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29
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30 >>> obj.None = 1
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31 Traceback (most recent call last):
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32 SyntaxError: invalid syntax
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33
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34 >>> None = 1
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35 Traceback (most recent call last):
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36 SyntaxError: assignment to keyword
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37
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38 It's a syntax error to assign to the empty tuple. Why isn't it an
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39 error to assign to the empty list? It will always raise some error at
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40 runtime.
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41
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42 >>> () = 1
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43 Traceback (most recent call last):
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44 SyntaxError: can't assign to ()
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45
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46 >>> f() = 1
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47 Traceback (most recent call last):
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48 SyntaxError: can't assign to function call
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49
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50 >>> del f()
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51 Traceback (most recent call last):
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52 SyntaxError: can't delete function call
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53
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54 >>> a + 1 = 2
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55 Traceback (most recent call last):
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56 SyntaxError: can't assign to operator
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57
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58 >>> (x for x in x) = 1
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59 Traceback (most recent call last):
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60 SyntaxError: can't assign to generator expression
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61
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62 >>> 1 = 1
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63 Traceback (most recent call last):
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64 SyntaxError: can't assign to literal
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65
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66 >>> "abc" = 1
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67 Traceback (most recent call last):
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68 SyntaxError: can't assign to literal
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69
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70 >>> b"" = 1
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71 Traceback (most recent call last):
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72 SyntaxError: can't assign to literal
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73
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74 >>> `1` = 1
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75 Traceback (most recent call last):
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76 SyntaxError: invalid syntax
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77
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78 If the left-hand side of an assignment is a list or tuple, an illegal
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79 expression inside that contain should still cause a syntax error.
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80 This test just checks a couple of cases rather than enumerating all of
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81 them.
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82
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83 >>> (a, "b", c) = (1, 2, 3)
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84 Traceback (most recent call last):
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85 SyntaxError: can't assign to literal
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86
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87 >>> [a, b, c + 1] = [1, 2, 3]
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88 Traceback (most recent call last):
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89 SyntaxError: can't assign to operator
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90
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91 >>> a if 1 else b = 1
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92 Traceback (most recent call last):
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93 SyntaxError: can't assign to conditional expression
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94
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95 From compiler_complex_args():
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96
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97 >>> def f(None=1):
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98 ... pass
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99 Traceback (most recent call last):
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100 SyntaxError: invalid syntax
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101
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102
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103 From ast_for_arguments():
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104
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105 >>> def f(x, y=1, z):
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106 ... pass
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107 Traceback (most recent call last):
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108 SyntaxError: non-default argument follows default argument
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109
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110 >>> def f(x, None):
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111 ... pass
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112 Traceback (most recent call last):
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113 SyntaxError: invalid syntax
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114
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115 >>> def f(*None):
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116 ... pass
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117 Traceback (most recent call last):
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118 SyntaxError: invalid syntax
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119
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120 >>> def f(**None):
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121 ... pass
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122 Traceback (most recent call last):
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123 SyntaxError: invalid syntax
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124
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125
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126 From ast_for_funcdef():
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127
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128 >>> def None(x):
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129 ... pass
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130 Traceback (most recent call last):
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131 SyntaxError: invalid syntax
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132
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133
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134 From ast_for_call():
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135
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136 >>> def f(it, *varargs):
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137 ... return list(it)
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138 >>> L = range(10)
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139 >>> f(x for x in L)
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140 [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
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141 >>> f(x for x in L, 1)
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142 Traceback (most recent call last):
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143 SyntaxError: Generator expression must be parenthesized if not sole argument
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144 >>> f((x for x in L), 1)
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145 [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
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146
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147 >>> f(i0, i1, i2, i3, i4, i5, i6, i7, i8, i9, i10, i11,
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148 ... i12, i13, i14, i15, i16, i17, i18, i19, i20, i21, i22,
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149 ... i23, i24, i25, i26, i27, i28, i29, i30, i31, i32, i33,
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150 ... i34, i35, i36, i37, i38, i39, i40, i41, i42, i43, i44,
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151 ... i45, i46, i47, i48, i49, i50, i51, i52, i53, i54, i55,
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152 ... i56, i57, i58, i59, i60, i61, i62, i63, i64, i65, i66,
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153 ... i67, i68, i69, i70, i71, i72, i73, i74, i75, i76, i77,
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154 ... i78, i79, i80, i81, i82, i83, i84, i85, i86, i87, i88,
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155 ... i89, i90, i91, i92, i93, i94, i95, i96, i97, i98, i99,
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156 ... i100, i101, i102, i103, i104, i105, i106, i107, i108,
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157 ... i109, i110, i111, i112, i113, i114, i115, i116, i117,
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158 ... i118, i119, i120, i121, i122, i123, i124, i125, i126,
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159 ... i127, i128, i129, i130, i131, i132, i133, i134, i135,
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160 ... i136, i137, i138, i139, i140, i141, i142, i143, i144,
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161 ... i145, i146, i147, i148, i149, i150, i151, i152, i153,
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162 ... i154, i155, i156, i157, i158, i159, i160, i161, i162,
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163 ... i163, i164, i165, i166, i167, i168, i169, i170, i171,
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164 ... i172, i173, i174, i175, i176, i177, i178, i179, i180,
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165 ... i181, i182, i183, i184, i185, i186, i187, i188, i189,
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166 ... i190, i191, i192, i193, i194, i195, i196, i197, i198,
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167 ... i199, i200, i201, i202, i203, i204, i205, i206, i207,
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168 ... i208, i209, i210, i211, i212, i213, i214, i215, i216,
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169 ... i217, i218, i219, i220, i221, i222, i223, i224, i225,
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170 ... i226, i227, i228, i229, i230, i231, i232, i233, i234,
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171 ... i235, i236, i237, i238, i239, i240, i241, i242, i243,
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172 ... i244, i245, i246, i247, i248, i249, i250, i251, i252,
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173 ... i253, i254, i255)
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174 Traceback (most recent call last):
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175 SyntaxError: more than 255 arguments
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176
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177 The actual error cases counts positional arguments, keyword arguments,
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178 and generator expression arguments separately. This test combines the
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179 three.
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180
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181 >>> f(i0, i1, i2, i3, i4, i5, i6, i7, i8, i9, i10, i11,
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182 ... i12, i13, i14, i15, i16, i17, i18, i19, i20, i21, i22,
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183 ... i23, i24, i25, i26, i27, i28, i29, i30, i31, i32, i33,
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184 ... i34, i35, i36, i37, i38, i39, i40, i41, i42, i43, i44,
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185 ... i45, i46, i47, i48, i49, i50, i51, i52, i53, i54, i55,
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186 ... i56, i57, i58, i59, i60, i61, i62, i63, i64, i65, i66,
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187 ... i67, i68, i69, i70, i71, i72, i73, i74, i75, i76, i77,
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188 ... i78, i79, i80, i81, i82, i83, i84, i85, i86, i87, i88,
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189 ... i89, i90, i91, i92, i93, i94, i95, i96, i97, i98, i99,
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190 ... i100, i101, i102, i103, i104, i105, i106, i107, i108,
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191 ... i109, i110, i111, i112, i113, i114, i115, i116, i117,
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192 ... i118, i119, i120, i121, i122, i123, i124, i125, i126,
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193 ... i127, i128, i129, i130, i131, i132, i133, i134, i135,
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194 ... i136, i137, i138, i139, i140, i141, i142, i143, i144,
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195 ... i145, i146, i147, i148, i149, i150, i151, i152, i153,
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196 ... i154, i155, i156, i157, i158, i159, i160, i161, i162,
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197 ... i163, i164, i165, i166, i167, i168, i169, i170, i171,
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198 ... i172, i173, i174, i175, i176, i177, i178, i179, i180,
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199 ... i181, i182, i183, i184, i185, i186, i187, i188, i189,
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200 ... i190, i191, i192, i193, i194, i195, i196, i197, i198,
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201 ... i199, i200, i201, i202, i203, i204, i205, i206, i207,
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202 ... i208, i209, i210, i211, i212, i213, i214, i215, i216,
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203 ... i217, i218, i219, i220, i221, i222, i223, i224, i225,
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204 ... i226, i227, i228, i229, i230, i231, i232, i233, i234,
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205 ... i235, i236, i237, i238, i239, i240, i241, i242, i243,
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206 ... (x for x in i244), i245, i246, i247, i248, i249, i250, i251,
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207 ... i252=1, i253=1, i254=1, i255=1)
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208 Traceback (most recent call last):
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209 SyntaxError: more than 255 arguments
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210
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211 >>> f(lambda x: x[0] = 3)
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212 Traceback (most recent call last):
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213 SyntaxError: lambda cannot contain assignment
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214
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215 The grammar accepts any test (basically, any expression) in the
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216 keyword slot of a call site. Test a few different options.
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217
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218 >>> f(x()=2)
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219 Traceback (most recent call last):
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220 SyntaxError: keyword can't be an expression
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221 >>> f(a or b=1)
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222 Traceback (most recent call last):
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223 SyntaxError: keyword can't be an expression
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224 >>> f(x.y=1)
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225 Traceback (most recent call last):
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226 SyntaxError: keyword can't be an expression
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227
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228
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229 More set_context():
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230
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231 >>> (x for x in x) += 1
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232 Traceback (most recent call last):
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233 SyntaxError: can't assign to generator expression
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234 >>> None += 1
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235 Traceback (most recent call last):
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236 SyntaxError: assignment to keyword
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237 >>> f() += 1
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238 Traceback (most recent call last):
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239 SyntaxError: can't assign to function call
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240
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241
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242 Test continue in finally in weird combinations.
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243
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244 continue in for loop under finally should be ok.
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245
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246 >>> def test():
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247 ... try:
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248 ... pass
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249 ... finally:
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250 ... for abc in range(10):
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251 ... continue
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252 ... print(abc)
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253 >>> test()
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254 9
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255
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256 Start simple, a continue in a finally should not be allowed.
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257
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258 >>> def test():
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259 ... for abc in range(10):
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260 ... try:
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261 ... pass
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262 ... finally:
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263 ... continue
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264 Traceback (most recent call last):
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265 ...
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266 SyntaxError: 'continue' not supported inside 'finally' clause
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267
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268 This is essentially a continue in a finally which should not be allowed.
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269
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270 >>> def test():
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271 ... for abc in range(10):
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272 ... try:
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273 ... pass
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274 ... finally:
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275 ... try:
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276 ... continue
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277 ... except:
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278 ... pass
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279 Traceback (most recent call last):
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280 ...
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281 SyntaxError: 'continue' not supported inside 'finally' clause
40450
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282
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283 >>> def foo():
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284 ... try:
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285 ... pass
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286 ... finally:
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287 ... continue
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288 Traceback (most recent call last):
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289 ...
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290 SyntaxError: 'continue' not supported inside 'finally' clause
40450
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291
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292 >>> def foo():
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293 ... for a in ():
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294 ... try:
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295 ... pass
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296 ... finally:
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297 ... continue
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298 Traceback (most recent call last):
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299 ...
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300 SyntaxError: 'continue' not supported inside 'finally' clause
40450
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301
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302 >>> def foo():
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303 ... for a in ():
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304 ... try:
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305 ... pass
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306 ... finally:
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307 ... try:
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308 ... continue
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309 ... finally:
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310 ... pass
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311 Traceback (most recent call last):
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312 ...
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313 SyntaxError: 'continue' not supported inside 'finally' clause
40450
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314
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315 >>> def foo():
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316 ... for a in ():
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317 ... try: pass
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318 ... finally:
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319 ... try:
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320 ... pass
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321 ... except:
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322 ... continue
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323 Traceback (most recent call last):
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324 ...
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325 SyntaxError: 'continue' not supported inside 'finally' clause
40450
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326
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327 There is one test for a break that is not in a loop. The compiler
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328 uses a single data structure to keep track of try-finally and loops,
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329 so we need to be sure that a break is actually inside a loop. If it
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330 isn't, there should be a syntax error.
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331
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332 >>> try:
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333 ... print(1)
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334 ... break
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335 ... print(2)
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336 ... finally:
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337 ... print(3)
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338 Traceback (most recent call last):
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339 ...
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340 SyntaxError: 'break' outside loop
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341
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342 This should probably raise a better error than a SystemError (or none at all).
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343 In 2.5 there was a missing exception and an assert was triggered in a debug
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344 build. The number of blocks must be greater than CO_MAXBLOCKS. SF #1565514
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345
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346 >>> while 1:
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347 ... while 2:
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348 ... while 3:
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349 ... while 4:
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350 ... while 5:
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351 ... while 6:
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diff changeset
352 ... while 8:
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diff changeset
353 ... while 9:
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diff changeset
354 ... while 10:
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diff changeset
355 ... while 11:
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diff changeset
356 ... while 12:
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diff changeset
357 ... while 13:
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diff changeset
358 ... while 14:
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diff changeset
359 ... while 15:
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diff changeset
360 ... while 16:
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diff changeset
361 ... while 17:
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diff changeset
362 ... while 18:
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diff changeset
363 ... while 19:
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diff changeset
364 ... while 20:
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365 ... while 21:
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diff changeset
366 ... while 22:
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367 ... break
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368 Traceback (most recent call last):
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diff changeset
369 ...
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370 SystemError: too many statically nested blocks
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371
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372 Misuse of the nonlocal statement can lead to a few unique syntax errors.
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373
30e5cb3a55ac Provisional implementation of PEP 3104.
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374 >>> def f(x):
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375 ... nonlocal x
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376 Traceback (most recent call last):
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377 ...
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378 SyntaxError: name 'x' is parameter and nonlocal
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379
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380 >>> def f():
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381 ... global x
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382 ... nonlocal x
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383 Traceback (most recent call last):
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384 ...
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385 SyntaxError: name 'x' is nonlocal and global
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386
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387 >>> def f():
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388 ... nonlocal x
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389 Traceback (most recent call last):
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390 ...
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391 SyntaxError: no binding for nonlocal 'x' found
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392
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393 From SF bug #1705365
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394 >>> nonlocal x
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395 Traceback (most recent call last):
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parents: 41464
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396 ...
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Nick Coghlan <ncoghlan@gmail.com>
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397 SyntaxError: nonlocal declaration not allowed at module level
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398
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399 TODO(jhylton): Figure out how to test SyntaxWarning with doctest.
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400
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401 ## >>> def f(x):
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402 ## ... def f():
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403 ## ... print(x)
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404 ## ... nonlocal x
30e5cb3a55ac Provisional implementation of PEP 3104.
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405 ## Traceback (most recent call last):
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406 ## ...
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407 ## SyntaxWarning: name 'x' is assigned to before nonlocal declaration
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408
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409 ## >>> def f():
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410 ## ... x = 1
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411 ## ... nonlocal x
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412 ## Traceback (most recent call last):
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413 ## ...
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414 ## SyntaxWarning: name 'x' is assigned to before nonlocal declaration
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415
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416
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417 This tests assignment-context; there was a bug in Python 2.5 where compiling
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418 a complex 'if' (one with 'elif') would fail to notice an invalid suite,
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419 leading to spurious errors.
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420
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421 >>> if 1:
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422 ... x() = 1
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423 ... elif 1:
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424 ... pass
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425 Traceback (most recent call last):
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426 ...
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427 SyntaxError: can't assign to function call
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428
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429 >>> if 1:
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430 ... pass
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431 ... elif 1:
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432 ... x() = 1
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433 Traceback (most recent call last):
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434 ...
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435 SyntaxError: can't assign to function call
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436
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437 >>> if 1:
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438 ... x() = 1
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439 ... elif 1:
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440 ... pass
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441 ... else:
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442 ... pass
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443 Traceback (most recent call last):
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444 ...
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445 SyntaxError: can't assign to function call
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446
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447 >>> if 1:
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448 ... pass
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449 ... elif 1:
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450 ... x() = 1
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451 ... else:
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452 ... pass
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453 Traceback (most recent call last):
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454 ...
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455 SyntaxError: can't assign to function call
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456
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457 >>> if 1:
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458 ... pass
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459 ... elif 1:
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460 ... pass
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461 ... else:
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462 ... x() = 1
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463 Traceback (most recent call last):
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464 ...
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465 SyntaxError: can't assign to function call
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466
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467 Make sure that the old "raise X, Y[, Z]" form is gone:
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468 >>> raise X, Y
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469 Traceback (most recent call last):
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470 ...
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471 SyntaxError: invalid syntax
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472 >>> raise X, Y, Z
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473 Traceback (most recent call last):
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474 ...
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475 SyntaxError: invalid syntax
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476
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477
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478 >>> f(a=23, a=234)
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479 Traceback (most recent call last):
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480 ...
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481 SyntaxError: keyword argument repeated
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482
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483 >>> del ()
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484 Traceback (most recent call last):
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485 SyntaxError: can't delete ()
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486
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487 >>> {1, 2, 3} = 42
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488 Traceback (most recent call last):
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489 SyntaxError: can't assign to literal
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490
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491 Corner-cases that used to fail to raise the correct error:
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492
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493 >>> def f(*, x=lambda __debug__:0): pass
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494 Traceback (most recent call last):
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495 SyntaxError: assignment to keyword
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496
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497 >>> def f(*args:(lambda __debug__:0)): pass
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498 Traceback (most recent call last):
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499 SyntaxError: assignment to keyword
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500
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501 >>> def f(**kwargs:(lambda __debug__:0)): pass
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502 Traceback (most recent call last):
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503 SyntaxError: assignment to keyword
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504
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505 >>> with (lambda *:0): pass
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506 Traceback (most recent call last):
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507 SyntaxError: named arguments must follow bare *
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508
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509 Corner-cases that used to crash:
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510
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511 >>> def f(**__debug__): pass
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512 Traceback (most recent call last):
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513 SyntaxError: assignment to keyword
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514
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515 >>> def f(*xx, __debug__): pass
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516 Traceback (most recent call last):
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517 SyntaxError: assignment to keyword
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518
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519 """
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520
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521 import re
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522 import unittest
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523 import warnings
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524
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525 from test import support
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526
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527 class SyntaxTestCase(unittest.TestCase):
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528
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529 def _check_error(self, code, errtext,
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530 filename="<testcase>", mode="exec", subclass=None):
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531 """Check that compiling code raises SyntaxError with errtext.
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532
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533 errtest is a regular expression that must be present in the
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534 test of the exception raised. If subclass is specified it
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535 is the expected subclass of SyntaxError (e.g. IndentationError).
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536 """
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Jeremy Hylton <jeremy@alum.mit.edu>
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537 try:
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Jeremy Hylton <jeremy@alum.mit.edu>
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538 compile(code, filename, mode)
40587
6b18a095c2e7 SF patch 1631942 by Collin Winter:
Guido van Rossum <guido@python.org>
parents: 40450
diff changeset
539 except SyntaxError as err:
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
540 if subclass and not isinstance(err, subclass):
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
541 self.fail("SyntaxError is not a %s" % subclass.__name__)
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Jeremy Hylton <jeremy@alum.mit.edu>
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542 mo = re.search(errtext, str(err))
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
diff changeset
543 if mo is None:
31515
71a294bd7950 Replace backticks with repr() or "%r"
Walter Dörwald <walter@livinglogic.de>
parents: 29870
diff changeset
544 self.fail("SyntaxError did not contain '%r'" % (errtext,))
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diff changeset
545 else:
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diff changeset
546 self.fail("compile() did not raise SyntaxError")
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parents:
diff changeset
547
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
diff changeset
548 def test_assign_call(self):
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parents:
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549 self._check_error("f() = 1", "assign")
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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550
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
diff changeset
551 def test_assign_del(self):
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
diff changeset
552 self._check_error("del f()", "delete")
b0658feef939 Fix SF bug [ 561825 ] Confusing error for "del f()"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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553
29870
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Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24364
diff changeset
554 def test_global_err_then_warn(self):
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Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24364
diff changeset
555 # Bug tickler: The SyntaxError raised for one global statement
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parents: 24364
diff changeset
556 # shouldn't be clobbered by a SyntaxWarning issued for a later one.
64616
16a42d5f2209 The "if 1": trick seems cleaner that the one with regular expressions.
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 64184
diff changeset
557 source = """if 1:
16a42d5f2209 The "if 1": trick seems cleaner that the one with regular expressions.
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 64184
diff changeset
558 def error(a):
16a42d5f2209 The "if 1": trick seems cleaner that the one with regular expressions.
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 64184
diff changeset
559 global a # SyntaxError
16a42d5f2209 The "if 1": trick seems cleaner that the one with regular expressions.
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 64184
diff changeset
560 def warning():
16a42d5f2209 The "if 1": trick seems cleaner that the one with regular expressions.
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 64184
diff changeset
561 b = 1
16a42d5f2209 The "if 1": trick seems cleaner that the one with regular expressions.
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 64184
diff changeset
562 global b # SyntaxWarning
16a42d5f2209 The "if 1": trick seems cleaner that the one with regular expressions.
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 64184
diff changeset
563 """
29870
030227de8051 SF patch 763201: handling of SyntaxErrors in symbol table build
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24364
diff changeset
564 warnings.filterwarnings(action='ignore', category=SyntaxWarning)
030227de8051 SF patch 763201: handling of SyntaxErrors in symbol table build
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24364
diff changeset
565 self._check_error(source, "global")
030227de8051 SF patch 763201: handling of SyntaxErrors in symbol table build
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24364
diff changeset
566 warnings.filters.pop(0)
030227de8051 SF patch 763201: handling of SyntaxErrors in symbol table build
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24364
diff changeset
567
35959
fca7337710fd Improve test coverage. Hope the test_file changes work the same on windows.
Neal Norwitz <nnorwitz@gmail.com>
parents: 31515
diff changeset
568 def test_break_outside_loop(self):
fca7337710fd Improve test coverage. Hope the test_file changes work the same on windows.
Neal Norwitz <nnorwitz@gmail.com>
parents: 31515
diff changeset
569 self._check_error("break", "outside loop")
fca7337710fd Improve test coverage. Hope the test_file changes work the same on windows.
Neal Norwitz <nnorwitz@gmail.com>
parents: 31515
diff changeset
570
38453
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Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
571 def test_unexpected_indent(self):
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
572 self._check_error("foo()\n bar()\n", "unexpected indent",
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
573 subclass=IndentationError)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
574
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
575 def test_no_indent(self):
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
576 self._check_error("if 1:\nfoo()", "expected an indented block",
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
577 subclass=IndentationError)
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Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
578
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
579 def test_bad_outdent(self):
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
580 self._check_error("if 1:\n foo()\n bar()",
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
581 "unindent does not match .* level",
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
582 subclass=IndentationError)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
583
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
584 def test_kwargs_last(self):
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
585 self._check_error("int(base=10, '2')", "non-keyword arg")
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 36418
diff changeset
586
23589
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
diff changeset
587 def test_main():
47201
9c930a32cebb #2621 rename test.test_support to test.support
Benjamin Peterson <benjamin@python.org>
parents: 43102
diff changeset
588 support.run_unittest(SyntaxTestCase)
36418
a625e8876407 Improved handling of syntax errors.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35959
diff changeset
589 from test import test_syntax
47201
9c930a32cebb #2621 rename test.test_support to test.support
Benjamin Peterson <benjamin@python.org>
parents: 43102
diff changeset
590 support.run_doctest(test_syntax, verbosity=True)
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
diff changeset
591
b0658feef939 Fix SF bug [ 561825 ] Confusing error for "del f()"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
diff changeset
592 if __name__ == "__main__":
b0658feef939 Fix SF bug [ 561825 ] Confusing error for "del f()"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
diff changeset
593 test_main()