Mercurial > cpython-lru_cache-weakref

annotate Tools/unicode/makeunicodedata.py @ 48715:48dddfd2fbf3

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RPC_WSTR is not available Visual Studio 2003 or earlier. (Maybe I should have defined RPC_WSTR on old compiler, but uuidcreate() is only place using it, so I simply replaced with unsigned short *)
author Hirokazu Yamamoto <ocean-city@m2.ccsnet.ne.jp>
date Sun, 17 Aug 2008 07:26:26 +0000
parents 4e6859c6d38c
children dc60293b29d5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #
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2 # (re)generate unicode property and type databases
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3 #
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4 # this script converts a unicode 3.2 database file to
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5 # Modules/unicodedata_db.h, Modules/unicodename_db.h,
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6 # and Objects/unicodetype_db.h
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7 #
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8 # history:
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9 # 2000-09-24 fl created (based on bits and pieces from unidb)
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10 # 2000-09-25 fl merged tim's splitbin fixes, separate decomposition table
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11 # 2000-09-25 fl added character type table
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12 # 2000-09-26 fl added LINEBREAK, DECIMAL, and DIGIT flags/fields (2.0)
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13 # 2000-11-03 fl expand first/last ranges
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14 # 2001-01-19 fl added character name tables (2.1)
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15 # 2001-01-21 fl added decomp compression; dynamic phrasebook threshold
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16 # 2002-09-11 wd use string methods
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17 # 2002-10-18 mvl update to Unicode 3.2
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18 # 2002-10-22 mvl generate NFC tables
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19 # 2002-11-24 mvl expand all ranges, sort names version-independently
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20 # 2002-11-25 mvl add UNIDATA_VERSION
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21 # 2004-05-29 perky add east asian width information
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22 # 2006-03-10 mvl update to Unicode 4.1; add UCD 3.2 delta
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23 # 2008-06-11 gb add PRINTABLE_MASK for Atsuo Ishimoto's ascii() patch
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24 #
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25 # written by Fredrik Lundh (fredrik@pythonware.com)
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26 #
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27
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28 import sys
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29
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30 SCRIPT = sys.argv[0]
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31 VERSION = "2.5"
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32
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33 # The Unicode Database
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34 UNIDATA_VERSION = "4.1.0"
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35 UNICODE_DATA = "UnicodeData%s.txt"
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36 COMPOSITION_EXCLUSIONS = "CompositionExclusions%s.txt"
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37 EASTASIAN_WIDTH = "EastAsianWidth%s.txt"
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38 DERIVED_CORE_PROPERTIES = "DerivedCoreProperties%s.txt"
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39
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40 old_versions = ["3.2.0"]
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41
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42 CATEGORY_NAMES = [ "Cn", "Lu", "Ll", "Lt", "Mn", "Mc", "Me", "Nd",
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43 "Nl", "No", "Zs", "Zl", "Zp", "Cc", "Cf", "Cs", "Co", "Cn", "Lm",
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44 "Lo", "Pc", "Pd", "Ps", "Pe", "Pi", "Pf", "Po", "Sm", "Sc", "Sk",
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45 "So" ]
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46
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47 BIDIRECTIONAL_NAMES = [ "", "L", "LRE", "LRO", "R", "AL", "RLE", "RLO",
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48 "PDF", "EN", "ES", "ET", "AN", "CS", "NSM", "BN", "B", "S", "WS",
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49 "ON" ]
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50
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51 EASTASIANWIDTH_NAMES = [ "F", "H", "W", "Na", "A", "N" ]
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52
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53 # note: should match definitions in Objects/unicodectype.c
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54 ALPHA_MASK = 0x01
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55 DECIMAL_MASK = 0x02
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56 DIGIT_MASK = 0x04
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57 LOWER_MASK = 0x08
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58 LINEBREAK_MASK = 0x10
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59 SPACE_MASK = 0x20
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60 TITLE_MASK = 0x40
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61 UPPER_MASK = 0x80
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62 XID_START_MASK = 0x100
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63 XID_CONTINUE_MASK = 0x200
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64 PRINTABLE_MASK = 0x400
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65
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66 def maketables(trace=0):
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67
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68 print("--- Reading", UNICODE_DATA % "", "...")
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69
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70 version = ""
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71 unicode = UnicodeData(UNICODE_DATA % version,
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72 COMPOSITION_EXCLUSIONS % version,
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73 EASTASIAN_WIDTH % version,
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74 DERIVED_CORE_PROPERTIES % version)
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75
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76 print(len(list(filter(None, unicode.table))), "characters")
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77
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78 for version in old_versions:
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79 print("--- Reading", UNICODE_DATA % ("-"+version), "...")
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80 old_unicode = UnicodeData(UNICODE_DATA % ("-"+version),
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81 COMPOSITION_EXCLUSIONS % ("-"+version),
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82 EASTASIAN_WIDTH % ("-"+version),
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83 DERIVED_CORE_PROPERTIES % ("-"+version))
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84 print(len(list(filter(None, old_unicode.table))), "characters")
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85 merge_old_version(version, unicode, old_unicode)
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86
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87 makeunicodename(unicode, trace)
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88 makeunicodedata(unicode, trace)
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89 makeunicodetype(unicode, trace)
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90
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91 # --------------------------------------------------------------------
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92 # unicode character properties
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93
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94 def makeunicodedata(unicode, trace):
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95
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96 dummy = (0, 0, 0, 0, 0)
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97 table = [dummy]
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98 cache = {0: dummy}
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99 index = [0] * len(unicode.chars)
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100
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101 FILE = "Modules/unicodedata_db.h"
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102
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103 print("--- Preparing", FILE, "...")
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104
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105 # 1) database properties
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106
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107 for char in unicode.chars:
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108 record = unicode.table[char]
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109 if record:
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110 # extract database properties
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111 category = CATEGORY_NAMES.index(record[2])
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112 combining = int(record[3])
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113 bidirectional = BIDIRECTIONAL_NAMES.index(record[4])
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114 mirrored = record[9] == "Y"
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115 eastasianwidth = EASTASIANWIDTH_NAMES.index(record[15])
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116 item = (
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117 category, combining, bidirectional, mirrored, eastasianwidth
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118 )
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119 # add entry to index and item tables
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120 i = cache.get(item)
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121 if i is None:
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122 cache[item] = i = len(table)
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123 table.append(item)
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124 index[char] = i
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125
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126 # 2) decomposition data
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127
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128 decomp_data = [0]
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129 decomp_prefix = [""]
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130 decomp_index = [0] * len(unicode.chars)
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
131 decomp_size = 0
14835
96d31a143857 unicode database compression, step 2:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14834
diff changeset
132
26379
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
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diff changeset
133 comp_pairs = []
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
134 comp_first = [None] * len(unicode.chars)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
135 comp_last = [None] * len(unicode.chars)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
136
14835
96d31a143857 unicode database compression, step 2:
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parents: 14834
diff changeset
137 for char in unicode.chars:
96d31a143857 unicode database compression, step 2:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14834
diff changeset
138 record = unicode.table[char]
96d31a143857 unicode database compression, step 2:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14834
diff changeset
139 if record:
96d31a143857 unicode database compression, step 2:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14834
diff changeset
140 if record[5]:
25219
8a7a2f1f88f0 Apply diff2.txt from SF patch http://www.python.org/sf/572113
Walter Dörwald <walter@livinglogic.de>
parents: 16091
diff changeset
141 decomp = record[5].split()
36924
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
142 if len(decomp) > 19:
42715
e4ade16a694f Convert raise statements in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42595
diff changeset
143 raise Exception("character %x has a decomposition too large for nfd_nfkd" % char)
16090
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Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
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144 # prefix
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
145 if decomp[0][0] == "<":
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
146 prefix = decomp.pop(0)
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
147 else:
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
148 prefix = ""
14835
96d31a143857 unicode database compression, step 2:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14834
diff changeset
149 try:
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
150 i = decomp_prefix.index(prefix)
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
151 except ValueError:
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
152 i = len(decomp_prefix)
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
153 decomp_prefix.append(prefix)
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
154 prefix = i
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
155 assert prefix < 256
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
156 # content
47103
63741c7521aa More 2to3 fixes in the Tools directory. Fixes #2893.
Georg Brandl <georg@python.org>
parents: 45049
diff changeset
157 decomp = [prefix + (len(decomp)<<8)] + [int(s, 16) for s in decomp]
26379
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Martin v. Löwis <martin@v.loewis.de>
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diff changeset
158 # Collect NFC pairs
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
159 if not prefix and len(decomp) == 3 and \
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
160 char not in unicode.exclusions and \
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
161 unicode.table[decomp[1]][3] == "0":
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
162 p, l, r = decomp
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
163 comp_first[l] = 1
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
164 comp_last[r] = 1
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
165 comp_pairs.append((l,r,char))
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
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166 try:
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
167 i = decomp_data.index(decomp)
14835
96d31a143857 unicode database compression, step 2:
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168 except ValueError:
96d31a143857 unicode database compression, step 2:
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parents: 14834
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169 i = len(decomp_data)
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
170 decomp_data.extend(decomp)
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
171 decomp_size = decomp_size + len(decomp) * 2
14835
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172 else:
96d31a143857 unicode database compression, step 2:
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173 i = 0
96d31a143857 unicode database compression, step 2:
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parents: 14834
diff changeset
174 decomp_index[char] = i
14825
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parents:
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175
26379
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
176 f = l = 0
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
177 comp_first_ranges = []
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
178 comp_last_ranges = []
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
179 prev_f = prev_l = None
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
180 for i in unicode.chars:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
181 if comp_first[i] is not None:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
182 comp_first[i] = f
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
183 f += 1
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
184 if prev_f is None:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
185 prev_f = (i,i)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
186 elif prev_f[1]+1 == i:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
187 prev_f = prev_f[0],i
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
188 else:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
189 comp_first_ranges.append(prev_f)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
190 prev_f = (i,i)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
191 if comp_last[i] is not None:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
192 comp_last[i] = l
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
193 l += 1
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
194 if prev_l is None:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
195 prev_l = (i,i)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
196 elif prev_l[1]+1 == i:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
197 prev_l = prev_l[0],i
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
198 else:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
199 comp_last_ranges.append(prev_l)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
200 prev_l = (i,i)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
201 comp_first_ranges.append(prev_f)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
202 comp_last_ranges.append(prev_l)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
203 total_first = f
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
204 total_last = l
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
205
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
206 comp_data = [0]*(total_first*total_last)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
207 for f,l,char in comp_pairs:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
208 f = comp_first[f]
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
209 l = comp_last[l]
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
210 comp_data[f*total_last+l] = char
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
211
42427
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
212 print(len(table), "unique properties")
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
213 print(len(decomp_prefix), "unique decomposition prefixes")
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
214 print(len(decomp_data), "unique decomposition entries:", end=' ')
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
215 print(decomp_size, "bytes")
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
216 print(total_first, "first characters in NFC")
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
217 print(total_last, "last characters in NFC")
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
218 print(len(comp_pairs), "NFC pairs")
14825
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parents:
diff changeset
219
42427
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
220 print("--- Writing", FILE, "...")
15376
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
221
15339
c2d7451b42f6 Remove bogus stdout redirection and use of sys.__stdout__; use
Fred Drake <fdrake@acm.org>
parents: 14856
diff changeset
222 fp = open(FILE, "w")
42427
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
223 print("/* this file was generated by %s %s */" % (SCRIPT, VERSION), file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
224 print(file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
225 print('#define UNIDATA_VERSION "%s"' % UNIDATA_VERSION, file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
226 print("/* a list of unique database records */", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
227 print("const _PyUnicode_DatabaseRecord _PyUnicode_Database_Records[] = {", file=fp)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
228 for item in table:
42427
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
229 print(" {%d, %d, %d, %d, %d}," % item, file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
230 print("};", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
231 print(file=fp)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
232
42427
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
233 print("/* Reindexing of NFC first characters. */", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
234 print("#define TOTAL_FIRST",total_first, file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
235 print("#define TOTAL_LAST",total_last, file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
236 print("struct reindex{int start;short count,index;};", file=fp)
47680
b5e02775fffc Merged revisions 64226 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 47611
diff changeset
237 print("static struct reindex nfc_first[] = {", file=fp)
26379
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
238 for start,end in comp_first_ranges:
42427
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
239 print(" { %d, %d, %d}," % (start,end-start,comp_first[start]), file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
240 print(" {0,0,0}", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
241 print("};\n", file=fp)
47680
b5e02775fffc Merged revisions 64226 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 47611
diff changeset
242 print("static struct reindex nfc_last[] = {", file=fp)
26379
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
243 for start,end in comp_last_ranges:
42427
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
244 print(" { %d, %d, %d}," % (start,end-start,comp_last[start]), file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
245 print(" {0,0,0}", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
246 print("};\n", file=fp)
26379
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
247
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
248 # FIXME: <fl> the following tables could be made static, and
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
249 # the support code moved into unicodedatabase.c
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
250
42427
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
251 print("/* string literals */", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
252 print("const char *_PyUnicode_CategoryNames[] = {", file=fp)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
253 for name in CATEGORY_NAMES:
42427
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
254 print(" \"%s\"," % name, file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
255 print(" NULL", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
256 print("};", file=fp)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
257
42427
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
258 print("const char *_PyUnicode_BidirectionalNames[] = {", file=fp)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
259 for name in BIDIRECTIONAL_NAMES:
42427
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Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
260 print(" \"%s\"," % name, file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
261 print(" NULL", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
262 print("};", file=fp)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
263
42427
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parents: 42084
diff changeset
264 print("const char *_PyUnicode_EastAsianWidthNames[] = {", file=fp)
32951
024ff0ab4588 SF #989185: Drop unicode.iswide() and unicode.width() and add
Hye-Shik Chang <hyeshik@gmail.com>
parents: 32197
diff changeset
265 for name in EASTASIANWIDTH_NAMES:
42427
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diff changeset
266 print(" \"%s\"," % name, file=fp)
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267 print(" NULL", file=fp)
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parents: 42084
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268 print("};", file=fp)
32951
024ff0ab4588 SF #989185: Drop unicode.iswide() and unicode.width() and add
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parents: 32197
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269
42427
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diff changeset
270 print("static const char *decomp_prefix[] = {", file=fp)
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
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parents: 16080
diff changeset
271 for name in decomp_prefix:
42427
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diff changeset
272 print(" \"%s\"," % name, file=fp)
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diff changeset
273 print(" NULL", file=fp)
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274 print("};", file=fp)
14835
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275
14849
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276 # split record index table
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277 index1, index2, shift = splitbins(index, trace)
14825
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parents:
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278
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279 print("/* index tables for the database records */", file=fp)
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diff changeset
280 print("#define SHIFT", shift, file=fp)
16090
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parents: 16080
diff changeset
281 Array("index1", index1).dump(fp, trace)
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
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parents: 16080
diff changeset
282 Array("index2", index2).dump(fp, trace)
14825
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parents:
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283
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284 # split decomposition index table
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parents: 15339
diff changeset
285 index1, index2, shift = splitbins(decomp_index, trace)
14835
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parents: 14834
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286
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287 print("/* decomposition data */", file=fp)
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parents: 16080
diff changeset
288 Array("decomp_data", decomp_data).dump(fp, trace)
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parents: 16080
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289
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290 print("/* index tables for the decomposition data */", file=fp)
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parents: 42084
diff changeset
291 print("#define DECOMP_SHIFT", shift, file=fp)
16090
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parents: 16080
diff changeset
292 Array("decomp_index1", index1).dump(fp, trace)
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parents: 16080
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293 Array("decomp_index2", index2).dump(fp, trace)
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parents:
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294
26379
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
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295 index, index2, shift = splitbins(comp_data, trace)
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296 print("/* NFC pairs */", file=fp)
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297 print("#define COMP_SHIFT", shift, file=fp)
26379
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
298 Array("comp_index", index).dump(fp, trace)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
299 Array("comp_data", index2).dump(fp, trace)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
300
36924
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Martin v. Löwis <martin@v.loewis.de>
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diff changeset
301 # Generate delta tables for old versions
48e0a5e39403 Update Unicode database to Unicode 4.1.
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parents: 32951
diff changeset
302 for version, table, normalization in unicode.changed:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
303 cversion = version.replace(".","_")
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
304 records = [table[0]]
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
305 cache = {table[0]:0}
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
306 index = [0] * len(table)
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
307 for i, record in enumerate(table):
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
308 try:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
309 index[i] = cache[record]
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
310 except KeyError:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
311 index[i] = cache[record] = len(records)
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
312 records.append(record)
48e0a5e39403 Update Unicode database to Unicode 4.1.
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diff changeset
313 index1, index2, shift = splitbins(index, trace)
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parents: 42084
diff changeset
314 print("static const change_record change_records_%s[] = {" % cversion, file=fp)
36924
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Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
315 for record in records:
42427
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diff changeset
316 print("\t{ %s }," % ", ".join(map(str,record)), file=fp)
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parents: 42084
diff changeset
317 print("};", file=fp)
36924
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diff changeset
318 Array("changes_%s_index" % cversion, index1).dump(fp, trace)
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
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diff changeset
319 Array("changes_%s_data" % cversion, index2).dump(fp, trace)
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parents: 42084
diff changeset
320 print("static const change_record* get_change_%s(Py_UCS4 n)" % cversion, file=fp)
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parents: 42084
diff changeset
321 print("{", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
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322 print("\tint index;", file=fp)
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diff changeset
323 print("\tif (n >= 0x110000) index = 0;", file=fp)
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324 print("\telse {", file=fp)
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diff changeset
325 print("\t\tindex = changes_%s_index[n>>%d];" % (cversion, shift), file=fp)
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parents: 42084
diff changeset
326 print("\t\tindex = changes_%s_data[(index<<%d)+(n & %d)];" % \
46625e6122e9 Convert print statements to function calls in Tools/.
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327 (cversion, shift, ((1<<shift)-1)), file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
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diff changeset
328 print("\t}", file=fp)
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329 print("\treturn change_records_%s+index;" % cversion, file=fp)
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330 print("}\n", file=fp)
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331 print("static Py_UCS4 normalization_%s(Py_UCS4 n)" % cversion, file=fp)
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parents: 42084
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332 print("{", file=fp)
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333 print("\tswitch(n) {", file=fp)
36924
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
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diff changeset
334 for k, v in normalization:
42427
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diff changeset
335 print("\tcase %s: return 0x%s;" % (hex(k), v), file=fp)
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parents: 42084
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336 print("\tdefault: return 0;", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
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diff changeset
337 print("\t}\n}\n", file=fp)
36924
48e0a5e39403 Update Unicode database to Unicode 4.1.
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parents: 32951
diff changeset
338
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
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diff changeset
339 fp.close()
93f836432c2b forgot to check in the new makeunicodedata.py script
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diff changeset
340
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
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diff changeset
341 # --------------------------------------------------------------------
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
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diff changeset
342 # unicode character type tables
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
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343
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
344 def makeunicodetype(unicode, trace):
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
345
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
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diff changeset
346 FILE = "Objects/unicodetype_db.h"
93f836432c2b forgot to check in the new makeunicodedata.py script
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parents: 15376
diff changeset
347
42427
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diff changeset
348 print("--- Preparing", FILE, "...")
14849
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diff changeset
349
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
350 # extract unicode types
14852
463faf01685e unicode database compression, step 3:
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diff changeset
351 dummy = (0, 0, 0, 0, 0, 0)
14849
92cdbc0f55d5 unicode database compression, step 3:
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diff changeset
352 table = [dummy]
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
353 cache = {0: dummy}
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
354 index = [0] * len(unicode.chars)
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
355
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
356 for char in unicode.chars:
92cdbc0f55d5 unicode database compression, step 3:
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diff changeset
357 record = unicode.table[char]
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
358 if record:
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
359 # extract database properties
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
360 category = record[2]
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
361 bidirectional = record[4]
42595
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
362 properties = record[16]
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
363 flags = 0
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
364 if category in ["Lm", "Lt", "Lu", "Ll", "Lo"]:
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
365 flags |= ALPHA_MASK
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
366 if category == "Ll":
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
367 flags |= LOWER_MASK
14852
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parents: 14849
diff changeset
368 if category == "Zl" or bidirectional == "B":
463faf01685e unicode database compression, step 3:
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parents: 14849
diff changeset
369 flags |= LINEBREAK_MASK
14849
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
370 if category == "Zs" or bidirectional in ("WS", "B", "S"):
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
371 flags |= SPACE_MASK
14856
83aff1ea5b70 - don't set the titlecase flag for uppercase letters (sorry, tim)
Fredrik Lundh <fredrik@pythonware.com>
parents: 14852
diff changeset
372 if category == "Lt":
14849
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
373 flags |= TITLE_MASK
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
374 if category == "Lu":
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
375 flags |= UPPER_MASK
48427
4e6859c6d38c Issue #3282: str.isprintable() should return False for undefined Unicode characters.
Georg Brandl <georg@python.org>
parents: 47680
diff changeset
376 if char == " " or category[0] not in ("C", "Z"):
4e6859c6d38c Issue #3282: str.isprintable() should return False for undefined Unicode characters.
Georg Brandl <georg@python.org>
parents: 47680
diff changeset
377 flags |= PRINTABLE_MASK
42595
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
378 if "XID_Start" in properties:
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
379 flags |= XID_START_MASK
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
380 if "XID_Continue" in properties:
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
381 flags |= XID_CONTINUE_MASK
14849
92cdbc0f55d5 unicode database compression, step 3:
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parents: 14835
diff changeset
382 # use delta predictor for upper/lower/title
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
383 if record[12]:
25860
823e947e2450 Verify that lower-higher case delta are 16-bit.
Martin v. Löwis <martin@v.loewis.de>
parents: 25852
diff changeset
384 upper = int(record[12], 16) - char
823e947e2450 Verify that lower-higher case delta are 16-bit.
Martin v. Löwis <martin@v.loewis.de>
parents: 25852
diff changeset
385 assert -32768 <= upper <= 32767
823e947e2450 Verify that lower-higher case delta are 16-bit.
Martin v. Löwis <martin@v.loewis.de>
parents: 25852
diff changeset
386 upper = upper & 0xffff
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
387 else:
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
388 upper = 0
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
389 if record[13]:
25860
823e947e2450 Verify that lower-higher case delta are 16-bit.
Martin v. Löwis <martin@v.loewis.de>
parents: 25852
diff changeset
390 lower = int(record[13], 16) - char
823e947e2450 Verify that lower-higher case delta are 16-bit.
Martin v. Löwis <martin@v.loewis.de>
parents: 25852
diff changeset
391 assert -32768 <= lower <= 32767
823e947e2450 Verify that lower-higher case delta are 16-bit.
Martin v. Löwis <martin@v.loewis.de>
parents: 25852
diff changeset
392 lower = lower & 0xffff
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
393 else:
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
394 lower = 0
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
395 if record[14]:
25860
823e947e2450 Verify that lower-higher case delta are 16-bit.
Martin v. Löwis <martin@v.loewis.de>
parents: 25852
diff changeset
396 title = int(record[14], 16) - char
823e947e2450 Verify that lower-higher case delta are 16-bit.
Martin v. Löwis <martin@v.loewis.de>
parents: 25852
diff changeset
397 assert -32768 <= lower <= 32767
823e947e2450 Verify that lower-higher case delta are 16-bit.
Martin v. Löwis <martin@v.loewis.de>
parents: 25852
diff changeset
398 title = title & 0xffff
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
399 else:
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
400 title = 0
14852
463faf01685e unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14849
diff changeset
401 # decimal digit, integer digit
463faf01685e unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14849
diff changeset
402 decimal = 0
463faf01685e unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14849
diff changeset
403 if record[6]:
463faf01685e unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14849
diff changeset
404 flags |= DECIMAL_MASK
463faf01685e unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14849
diff changeset
405 decimal = int(record[6])
463faf01685e unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14849
diff changeset
406 digit = 0
463faf01685e unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14849
diff changeset
407 if record[7]:
463faf01685e unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14849
diff changeset
408 flags |= DIGIT_MASK
463faf01685e unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14849
diff changeset
409 digit = int(record[7])
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
410 item = (
32197
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
411 upper, lower, title, decimal, digit, flags
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
412 )
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
413 # add entry to index and item tables
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
414 i = cache.get(item)
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
415 if i is None:
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
416 cache[item] = i = len(table)
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
417 table.append(item)
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
418 index[char] = i
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
419
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
420 print(len(table), "unique character type entries")
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
421
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
422 print("--- Writing", FILE, "...")
15376
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
423
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
424 fp = open(FILE, "w")
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
425 print("/* this file was generated by %s %s */" % (SCRIPT, VERSION), file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
426 print(file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
427 print("/* a list of unique character type descriptors */", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
428 print("const _PyUnicode_TypeRecord _PyUnicode_TypeRecords[] = {", file=fp)
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
429 for item in table:
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
430 print(" {%d, %d, %d, %d, %d, %d}," % item, file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
431 print("};", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
432 print(file=fp)
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
433
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
434 # split decomposition index table
15376
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
435 index1, index2, shift = splitbins(index, trace)
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
436
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
437 print("/* type indexes */", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
438 print("#define SHIFT", shift, file=fp)
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
439 Array("index1", index1).dump(fp, trace)
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
440 Array("index2", index2).dump(fp, trace)
14849
92cdbc0f55d5 unicode database compression, step 3:
Fredrik Lundh <fredrik@pythonware.com>
parents: 14835
diff changeset
441
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
442 fp.close()
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
443
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
444 # --------------------------------------------------------------------
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
445 # unicode name database
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
446
45049
90e86ee3684b Convert some custom sort comparison functions to equivalent key functions.
Raymond Hettinger <python@rcn.com>
parents: 44160
diff changeset
447 def CmpToKey(mycmp):
90e86ee3684b Convert some custom sort comparison functions to equivalent key functions.
Raymond Hettinger <python@rcn.com>
parents: 44160
diff changeset
448 'Convert a cmp= function into a key= function'
90e86ee3684b Convert some custom sort comparison functions to equivalent key functions.
Raymond Hettinger <python@rcn.com>
parents: 44160
diff changeset
449 class K(object):
90e86ee3684b Convert some custom sort comparison functions to equivalent key functions.
Raymond Hettinger <python@rcn.com>
parents: 44160
diff changeset
450 def __init__(self, obj, *args):
90e86ee3684b Convert some custom sort comparison functions to equivalent key functions.
Raymond Hettinger <python@rcn.com>
parents: 44160
diff changeset
451 self.obj = obj
90e86ee3684b Convert some custom sort comparison functions to equivalent key functions.
Raymond Hettinger <python@rcn.com>
parents: 44160
diff changeset
452 def __lt__(self, other):
90e86ee3684b Convert some custom sort comparison functions to equivalent key functions.
Raymond Hettinger <python@rcn.com>
parents: 44160
diff changeset
453 return mycmp(self.obj, other.obj) == -1
90e86ee3684b Convert some custom sort comparison functions to equivalent key functions.
Raymond Hettinger <python@rcn.com>
parents: 44160
diff changeset
454 return K
90e86ee3684b Convert some custom sort comparison functions to equivalent key functions.
Raymond Hettinger <python@rcn.com>
parents: 44160
diff changeset
455
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
456 def makeunicodename(unicode, trace):
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
457
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
458 FILE = "Modules/unicodename_db.h"
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
459
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
460 print("--- Preparing", FILE, "...")
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
461
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
462 # collect names
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
463 names = [None] * len(unicode.chars)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
464
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
465 for char in unicode.chars:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
466 record = unicode.table[char]
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
467 if record:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
468 name = record[1].strip()
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
469 if name and name[0] != "<":
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
470 names[char] = name + chr(0)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
471
47611
da47e7e135ae #2630: Implement PEP 3138.
Georg Brandl <georg@python.org>
parents: 47463
diff changeset
472 print(len(list(n for n in names if n is not None)), "distinct names")
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
473
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
474 # collect unique words from names (note that we differ between
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
475 # words inside a sentence, and words ending a sentence. the
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
476 # latter includes the trailing null byte.
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
477
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
478 words = {}
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
479 n = b = 0
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
480 for char in unicode.chars:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
481 name = names[char]
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
482 if name:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
483 w = name.split()
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
484 b = b + len(name)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
485 n = n + len(w)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
486 for w in w:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
487 l = words.get(w)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
488 if l:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
489 l.append(None)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
490 else:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
491 words[w] = [len(words)]
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
492
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
493 print(n, "words in text;", b, "bytes")
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
494
42595
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
495 wordlist = list(words.items())
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
496
26394
491bfc4a0f5b Sort names independent of the Python version. Fix hex constant warning.
Martin v. Löwis <martin@v.loewis.de>
parents: 26379
diff changeset
497 # sort on falling frequency, then by name
42595
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
498 def cmpwords(a,b):
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
499 aword, alist = a
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
500 bword, blist = b
26394
491bfc4a0f5b Sort names independent of the Python version. Fix hex constant warning.
Martin v. Löwis <martin@v.loewis.de>
parents: 26379
diff changeset
501 r = -cmp(len(alist),len(blist))
491bfc4a0f5b Sort names independent of the Python version. Fix hex constant warning.
Martin v. Löwis <martin@v.loewis.de>
parents: 26379
diff changeset
502 if r:
491bfc4a0f5b Sort names independent of the Python version. Fix hex constant warning.
Martin v. Löwis <martin@v.loewis.de>
parents: 26379
diff changeset
503 return r
491bfc4a0f5b Sort names independent of the Python version. Fix hex constant warning.
Martin v. Löwis <martin@v.loewis.de>
parents: 26379
diff changeset
504 return cmp(aword, bword)
45049
90e86ee3684b Convert some custom sort comparison functions to equivalent key functions.
Raymond Hettinger <python@rcn.com>
parents: 44160
diff changeset
505 wordlist.sort(key=CmpToKey(cmpwords))
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
506
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
507 # figure out how many phrasebook escapes we need
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
508 escapes = 0
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
509 while escapes * 256 < len(wordlist):
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
510 escapes = escapes + 1
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
511 print(escapes, "escapes")
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
512
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
513 short = 256 - escapes
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
514
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
515 assert short > 0
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
516
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
517 print(short, "short indexes in lexicon")
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
518
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
519 # statistics
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
520 n = 0
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
521 for i in range(short):
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
522 n = n + len(wordlist[i][1])
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
523 print(n, "short indexes in phrasebook")
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
524
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
525 # pick the most commonly used words, and sort the rest on falling
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
526 # length (to maximize overlap)
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
527
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
528 wordlist, wordtail = wordlist[:short], wordlist[short:]
45049
90e86ee3684b Convert some custom sort comparison functions to equivalent key functions.
Raymond Hettinger <python@rcn.com>
parents: 44160
diff changeset
529 wordtail.sort(key=lambda a: a[0], reverse=True)
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
530 wordlist.extend(wordtail)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
531
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
532 # generate lexicon from words
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
533
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
534 lexicon_offset = [0]
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
535 lexicon = ""
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
536 words = {}
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
537
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
538 # build a lexicon string
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
539 offset = 0
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
540 for w, x in wordlist:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
541 # encoding: bit 7 indicates last character in word (chr(128)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
542 # indicates the last character in an entire string)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
543 ww = w[:-1] + chr(ord(w[-1])+128)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
544 # reuse string tails, when possible
25219
8a7a2f1f88f0 Apply diff2.txt from SF patch http://www.python.org/sf/572113
Walter Dörwald <walter@livinglogic.de>
parents: 16091
diff changeset
545 o = lexicon.find(ww)
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
546 if o < 0:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
547 o = offset
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
548 lexicon = lexicon + ww
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
549 offset = offset + len(w)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
550 words[w] = len(lexicon_offset)
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
551 lexicon_offset.append(o)
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
552
42595
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
553 lexicon = list(map(ord, lexicon))
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
554
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
555 # generate phrasebook from names and lexicon
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
556 phrasebook = [0]
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
557 phrasebook_offset = [0] * len(unicode.chars)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
558 for char in unicode.chars:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
559 name = names[char]
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
560 if name:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
561 w = name.split()
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
562 phrasebook_offset[char] = len(phrasebook)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
563 for w in w:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
564 i = words[w]
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
565 if i < short:
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
566 phrasebook.append(i)
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
567 else:
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
568 # store as two bytes
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
569 phrasebook.append((i>>8) + short)
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
570 phrasebook.append(i&255)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
571
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
572 assert getsize(phrasebook) == 1
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
573
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
574 #
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
575 # unicode name hash table
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
576
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
577 # extract names
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
578 data = []
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
579 for char in unicode.chars:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
580 record = unicode.table[char]
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
581 if record:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
582 name = record[1].strip()
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
583 if name and name[0] != "<":
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
584 data.append((name, char))
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
585
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
586 # the magic number 47 was chosen to minimize the number of
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
587 # collisions on the current data set. if you like, change it
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
588 # and see what happens...
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
589
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
590 codehash = Hash("code", data, 47)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
591
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
592 print("--- Writing", FILE, "...")
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
593
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
594 fp = open(FILE, "w")
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
595 print("/* this file was generated by %s %s */" % (SCRIPT, VERSION), file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
596 print(file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
597 print("#define NAME_MAXLEN", 256, file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
598 print(file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
599 print("/* lexicon */", file=fp)
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
600 Array("lexicon", lexicon).dump(fp, trace)
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
601 Array("lexicon_offset", lexicon_offset).dump(fp, trace)
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
602
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
603 # split decomposition index table
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
604 offset1, offset2, shift = splitbins(phrasebook_offset, trace)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
605
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
606 print("/* code->name phrasebook */", file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
607 print("#define phrasebook_shift", shift, file=fp)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
608 print("#define phrasebook_short", short, file=fp)
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
609
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
610 Array("phrasebook", phrasebook).dump(fp, trace)
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
611 Array("phrasebook_offset1", offset1).dump(fp, trace)
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
612 Array("phrasebook_offset2", offset2).dump(fp, trace)
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
613
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
614 print("/* name->code dictionary */", file=fp)
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
615 codehash.dump(fp, trace)
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
616
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
617 fp.close()
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
618
36924
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
619
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
620 def merge_old_version(version, new, old):
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
621 # Changes to exclusion file not implemented yet
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
622 if old.exclusions != new.exclusions:
42715
e4ade16a694f Convert raise statements in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42595
diff changeset
623 raise NotImplementedError("exclusions differ")
36924
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
624
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
625 # In these change records, 0xFF means "no change"
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
626 bidir_changes = [0xFF]*0x110000
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
627 category_changes = [0xFF]*0x110000
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
628 decimal_changes = [0xFF]*0x110000
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
629 # In numeric data, 0 means "no change",
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
630 # -1 means "did not have a numeric value
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
631 numeric_changes = [0] * 0x110000
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
632 # normalization_changes is a list of key-value pairs
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
633 normalization_changes = []
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
634 for i in range(0x110000):
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
635 if new.table[i] is None:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
636 # Characters unassigned in the new version ought to
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
637 # be unassigned in the old one
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
638 assert old.table[i] is None
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
639 continue
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
640 # check characters unassigned in the old version
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
641 if old.table[i] is None:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
642 # category 0 is "unassigned"
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
643 category_changes[i] = 0
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
644 continue
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
645 # check characters that differ
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
646 if old.table[i] != new.table[i]:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
647 for k in range(len(old.table[i])):
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
648 if old.table[i][k] != new.table[i][k]:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
649 value = old.table[i][k]
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
650 if k == 2:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
651 #print "CATEGORY",hex(i), old.table[i][k], new.table[i][k]
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
652 category_changes[i] = CATEGORY_NAMES.index(value)
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
653 elif k == 4:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
654 #print "BIDIR",hex(i), old.table[i][k], new.table[i][k]
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
655 bidir_changes[i] = BIDIRECTIONAL_NAMES.index(value)
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
656 elif k == 5:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
657 #print "DECOMP",hex(i), old.table[i][k], new.table[i][k]
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
658 # We assume that all normalization changes are in 1:1 mappings
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
659 assert " " not in value
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
660 normalization_changes.append((i, value))
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
661 elif k == 6:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
662 #print "DECIMAL",hex(i), old.table[i][k], new.table[i][k]
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
663 # we only support changes where the old value is a single digit
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
664 assert value in "0123456789"
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
665 decimal_changes[i] = int(value)
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
666 elif k == 8:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
667 # print "NUMERIC",hex(i), `old.table[i][k]`, new.table[i][k]
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
668 # Since 0 encodes "no change", the old value is better not 0
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
669 assert value != "0" and value != "-1"
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
670 if not value:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
671 numeric_changes[i] = -1
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
672 else:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
673 assert re.match("^[0-9]+$", value)
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
674 numeric_changes[i] = int(value)
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
675 elif k == 11:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
676 # change to ISO comment, ignore
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
677 pass
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
678 elif k == 12:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
679 # change to simple uppercase mapping; ignore
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
680 pass
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
681 elif k == 13:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
682 # change to simple lowercase mapping; ignore
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
683 pass
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
684 elif k == 14:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
685 # change to simple titlecase mapping; ignore
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
686 pass
42595
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
687 elif k == 16:
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
688 # derived property changes; not yet
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
689 pass
36924
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
690 else:
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
691 class Difference(Exception):pass
42715
e4ade16a694f Convert raise statements in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42595
diff changeset
692 raise Difference(hex(i), k, old.table[i], new.table[i])
42595
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
693 new.changed.append((version, list(zip(bidir_changes, category_changes,
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
694 decimal_changes, numeric_changes)),
36924
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
695 normalization_changes))
36937
df43c04d2554 Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 36924
diff changeset
696
36924
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
697
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
698 # --------------------------------------------------------------------
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
699 # the following support code is taken from the unidb utilities
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
700 # Copyright (c) 1999-2000 by Secret Labs AB
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
701
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
702 # load a unicode-data file from disk
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
703
25219
8a7a2f1f88f0 Apply diff2.txt from SF patch http://www.python.org/sf/572113
Walter Dörwald <walter@livinglogic.de>
parents: 16091
diff changeset
704 import sys
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
705
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
706 class UnicodeData:
42595
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
707 # Record structure:
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
708 # [ID, name, category, combining, bidi, decomp, (6)
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
709 # decimal, digit, numeric, bidi-mirrored, Unicode-1-name, (11)
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
710 # ISO-comment, uppercase, lowercase, titlecase, ea-width, (16)
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
711 # derived-props] (17)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
712
42595
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
713 def __init__(self, filename, exclusions, eastasianwidth,
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
714 derivedprops, expand=1):
36924
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
715 self.changed = []
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
716 file = open(filename)
25852
1f5f6481886d Update to Unicode 3.2 database.
Martin v. Löwis <martin@v.loewis.de>
parents: 25219
diff changeset
717 table = [None] * 0x110000
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
718 while 1:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
719 s = file.readline()
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
720 if not s:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
721 break
25219
8a7a2f1f88f0 Apply diff2.txt from SF patch http://www.python.org/sf/572113
Walter Dörwald <walter@livinglogic.de>
parents: 16091
diff changeset
722 s = s.strip().split(";")
8a7a2f1f88f0 Apply diff2.txt from SF patch http://www.python.org/sf/572113
Walter Dörwald <walter@livinglogic.de>
parents: 16091
diff changeset
723 char = int(s[0], 16)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
724 table[char] = s
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
725
26394
491bfc4a0f5b Sort names independent of the Python version. Fix hex constant warning.
Martin v. Löwis <martin@v.loewis.de>
parents: 26379
diff changeset
726 # expand first-last ranges
15376
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
727 if expand:
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
728 field = None
26394
491bfc4a0f5b Sort names independent of the Python version. Fix hex constant warning.
Martin v. Löwis <martin@v.loewis.de>
parents: 26379
diff changeset
729 for i in range(0, 0x110000):
15376
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
730 s = table[i]
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
731 if s:
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
732 if s[1][-6:] == "First>":
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
733 s[1] = ""
36924
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
734 field = s
15376
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
735 elif s[1][-5:] == "Last>":
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
736 s[1] = ""
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
737 field = None
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
738 elif field:
36924
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
739 f2 = field[:]
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
740 f2[0] = "%X" % i
48e0a5e39403 Update Unicode database to Unicode 4.1.
Martin v. Löwis <martin@v.loewis.de>
parents: 32951
diff changeset
741 table[i] = f2
15376
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
742
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
743 # public attributes
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
744 self.filename = filename
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
745 self.table = table
47103
63741c7521aa More 2to3 fixes in the Tools directory. Fixes #2893.
Georg Brandl <georg@python.org>
parents: 45049
diff changeset
746 self.chars = list(range(0x110000)) # unicode 3.2
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
747
26379
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
748 file = open(exclusions)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
749 self.exclusions = {}
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
750 for s in file:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
751 s = s.strip()
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
752 if not s:
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
753 continue
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
754 if s[0] == '#':
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
755 continue
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
756 char = int(s.split()[0],16)
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
757 self.exclusions[char] = 1
1885b2d6393a Patch #626485: Support Unicode normalization.
Martin v. Löwis <martin@v.loewis.de>
parents: 25860
diff changeset
758
32197
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
759 widths = [None] * 0x110000
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
760 for s in open(eastasianwidth):
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
761 s = s.strip()
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
762 if not s:
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
763 continue
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
764 if s[0] == '#':
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
765 continue
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
766 s = s.split()[0].split(';')
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
767 if '..' in s[0]:
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
768 first, last = [int(c, 16) for c in s[0].split('..')]
47103
63741c7521aa More 2to3 fixes in the Tools directory. Fixes #2893.
Georg Brandl <georg@python.org>
parents: 45049
diff changeset
769 chars = list(range(first, last+1))
32197
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
770 else:
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
771 chars = [int(s[0], 16)]
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
772 for char in chars:
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
773 widths[char] = s[1]
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
774 for i in range(0, 0x110000):
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
775 if table[i] is not None:
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
776 table[i].append(widths[i])
3a84e23b042f - SF #962502: Add two more methods for unicode type; width() and
Hye-Shik Chang <hyeshik@gmail.com>
parents: 26397
diff changeset
777
42595
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
778 for i in range(0, 0x110000):
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
779 if table[i] is not None:
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
780 table[i].append(set())
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
781 for s in open(derivedprops):
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
782 s = s.split('#', 1)[0].strip()
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
783 if not s:
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
784 continue
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
785
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
786 r, p = s.split(";")
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
787 r = r.strip()
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
788 p = p.strip()
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
789 if ".." in r:
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
790 first, last = [int(c, 16) for c in r.split('..')]
47103
63741c7521aa More 2to3 fixes in the Tools directory. Fixes #2893.
Georg Brandl <georg@python.org>
parents: 45049
diff changeset
791 chars = list(range(first, last+1))
42595
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
792 else:
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
793 chars = [int(r, 16)]
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
794 for char in chars:
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
795 if table[char]:
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
796 # Some properties (e.g. Default_Ignorable_Code_Point)
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
797 # apply to unassigned code points; ignore them
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
798 table[char][-1].add(p)
f6af0b2598ca Add XID_Start and XID_Continue properties to unicodectype.
Martin v. Löwis <martin@v.loewis.de>
parents: 42427
diff changeset
799
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
800 def uselatin1(self):
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
801 # restrict character range to ISO Latin 1
47103
63741c7521aa More 2to3 fixes in the Tools directory. Fixes #2893.
Georg Brandl <georg@python.org>
parents: 45049
diff changeset
802 self.chars = list(range(256))
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
803
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
804 # hash table tools
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
805
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
806 # this is a straight-forward reimplementation of Python's built-in
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
807 # dictionary type, using a static data structure, and a custom string
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
808 # hash algorithm.
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
809
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
810 def myhash(s, magic):
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
811 h = 0
25219
8a7a2f1f88f0 Apply diff2.txt from SF patch http://www.python.org/sf/572113
Walter Dörwald <walter@livinglogic.de>
parents: 16091
diff changeset
812 for c in map(ord, s.upper()):
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
813 h = (h * magic) + c
42084
229c28cb9afb Merged revisions 55817-55961 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41642
diff changeset
814 ix = h & 0xff000000
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
815 if ix:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
816 h = (h ^ ((ix>>24) & 0xff)) & 0x00ffffff
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
817 return h
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
818
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
819 SIZES = [
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
820 (4,3), (8,3), (16,3), (32,5), (64,3), (128,3), (256,29), (512,17),
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
821 (1024,9), (2048,5), (4096,83), (8192,27), (16384,43), (32768,3),
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
822 (65536,45), (131072,9), (262144,39), (524288,39), (1048576,9),
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
823 (2097152,5), (4194304,3), (8388608,33), (16777216,27)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
824 ]
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
825
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
826 class Hash:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
827 def __init__(self, name, data, magic):
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
828 # turn a (key, value) list into a static hash table structure
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
829
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
830 # determine table size
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
831 for size, poly in SIZES:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
832 if size > len(data):
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
833 poly = size + poly
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
834 break
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
835 else:
42715
e4ade16a694f Convert raise statements in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42595
diff changeset
836 raise AssertionError("ran out of polynominals")
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
837
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
838 print(size, "slots in hash table")
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
839
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
840 table = [None] * size
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
841
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
842 mask = size-1
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
843
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
844 n = 0
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
845
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
846 hash = myhash
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
847
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
848 # initialize hash table
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
849 for key, value in data:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
850 h = hash(key, magic)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
851 i = (~h) & mask
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
852 v = table[i]
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
853 if v is None:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
854 table[i] = value
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
855 continue
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
856 incr = (h ^ (h >> 3)) & mask;
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
857 if not incr:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
858 incr = mask
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
859 while 1:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
860 n = n + 1
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
861 i = (i + incr) & mask
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
862 v = table[i]
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
863 if v is None:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
864 table[i] = value
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
865 break
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
866 incr = incr << 1
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
867 if incr > mask:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
868 incr = incr ^ poly
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
869
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
870 print(n, "collisions")
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
871 self.collisions = n
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
872
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
873 for i in range(len(table)):
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
874 if table[i] is None:
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
875 table[i] = 0
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
876
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
877 self.data = Array(name + "_hash", table)
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
878 self.magic = magic
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
879 self.name = name
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
880 self.size = size
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
881 self.poly = poly
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
882
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
883 def dump(self, file, trace):
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
884 # write data to file, as a C array
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
885 self.data.dump(file, trace)
16080
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
886 file.write("#define %s_magic %d\n" % (self.name, self.magic))
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
887 file.write("#define %s_size %d\n" % (self.name, self.size))
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
888 file.write("#define %s_poly %d\n" % (self.name, self.poly))
93f836432c2b forgot to check in the new makeunicodedata.py script
Fredrik Lundh <fredrik@pythonware.com>
parents: 15376
diff changeset
889
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
890 # stuff to deal with arrays of unsigned integers
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
891
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
892 class Array:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
893
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
894 def __init__(self, name, data):
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
895 self.name = name
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
896 self.data = data
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
897
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
898 def dump(self, file, trace=0):
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
899 # write data to file, as a C array
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
900 size = getsize(self.data)
16090
8ac40d48a581 compress unicode decomposition tables (this saves another 55k)
Fredrik Lundh <fredrik@pythonware.com>
parents: 16080
diff changeset
901 if trace:
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
902 print(self.name+":", size*len(self.data), "bytes", file=sys.stderr)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
903 file.write("static ")
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
904 if size == 1:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
905 file.write("unsigned char")
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
906 elif size == 2:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
907 file.write("unsigned short")
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
908 else:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
909 file.write("unsigned int")
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
910 file.write(" " + self.name + "[] = {\n")
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
911 if self.data:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
912 s = " "
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
913 for item in self.data:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
914 i = str(item) + ", "
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
915 if len(s) + len(i) > 78:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
916 file.write(s + "\n")
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
917 s = " " + i
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
918 else:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
919 s = s + i
25219
8a7a2f1f88f0 Apply diff2.txt from SF patch http://www.python.org/sf/572113
Walter Dörwald <walter@livinglogic.de>
parents: 16091
diff changeset
920 if s.strip():
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
921 file.write(s + "\n")
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
922 file.write("};\n\n")
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
923
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
924 def getsize(data):
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
925 # return smallest possible integer size for the given array
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
926 maxdata = max(data)
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
927 if maxdata < 256:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
928 return 1
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
929 elif maxdata < 65536:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
930 return 2
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
931 else:
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
932 return 4
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
933
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
934 def splitbins(t, trace=0):
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
935 """t, trace=0 -> (t1, t2, shift). Split a table to save space.
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
936
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
937 t is a sequence of ints. This function can be useful to save space if
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
938 many of the ints are the same. t1 and t2 are lists of ints, and shift
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
939 is an int, chosen to minimize the combined size of t1 and t2 (in C
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
940 code), and where for each i in range(len(t)),
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
941 t[i] == t2[(t1[i >> shift] << shift) + (i & mask)]
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
942 where mask is a bitmask isolating the last "shift" bits.
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
943
15376
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
944 If optional arg trace is non-zero (default zero), progress info
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
945 is printed to sys.stderr. The higher the value, the more info
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
946 you'll get.
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
947 """
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
948
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
949 import sys
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
950 if trace:
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
951 def dump(t1, t2, shift, bytes):
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
952 print("%d+%d bins at shift %d; %d bytes" % (
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
953 len(t1), len(t2), shift, bytes), file=sys.stderr)
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
954 print("Size of original table:", len(t)*getsize(t), \
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
955 "bytes", file=sys.stderr)
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
956 n = len(t)-1 # last valid index
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
957 maxshift = 0 # the most we can shift n and still have something left
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
958 if n > 0:
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
959 while n >> 1:
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
960 n >>= 1
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
961 maxshift += 1
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
962 del n
44160
9d152530910a Removed PyInt_GetMax and sys.maxint
Christian Heimes <christian@cheimes.de>
parents: 42715
diff changeset
963 bytes = sys.maxsize # smallest total size so far
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
964 t = tuple(t) # so slices can be dict keys
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
965 for shift in range(maxshift + 1):
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
966 t1 = []
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
967 t2 = []
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
968 size = 2**shift
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
969 bincache = {}
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
970 for i in range(0, len(t), size):
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
971 bin = t[i:i+size]
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
972 index = bincache.get(bin)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
973 if index is None:
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
974 index = len(t2)
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
975 bincache[bin] = index
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
976 t2.extend(bin)
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
977 t1.append(index >> shift)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
978 # determine memory size
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
979 b = len(t1)*getsize(t1) + len(t2)*getsize(t2)
15376
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
980 if trace > 1:
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
981 dump(t1, t2, shift, b)
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
982 if b < bytes:
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
983 best = t1, t2, shift
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
984 bytes = b
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
985 t1, t2, shift = best
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
986 if trace:
42427
46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 42084
diff changeset
987 print("Best:", end=' ', file=sys.stderr)
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
988 dump(t1, t2, shift, bytes)
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
989 if __debug__:
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
990 # exhaustively verify that the decomposition is correct
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
991 mask = ~((~0) << shift) # i.e., low-bit mask of shift bits
41642
a6eb6acfe04a Merged revisions 55007-55179 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 36940
diff changeset
992 for i in range(len(t)):
14834
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
993 assert t[i] == t2[(t1[i >> shift] << shift) + (i & mask)]
1d627242e29a Fiddled w/ /F's cool new splitbins function: documented it, generalized it
Tim Peters <tim.peters@gmail.com>
parents: 14825
diff changeset
994 return best
14825
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
995
9fd030af2fe0 unicode database compression, step 1:
Fredrik Lundh <fredrik@pythonware.com>
parents:
diff changeset
996 if __name__ == "__main__":
15376
493ca9e4260e Added 38,642 missing characters to the Unicode database (first-last
Fredrik Lundh <fredrik@pythonware.com>
parents: 15339
diff changeset
997 maketables(1)