Mercurial > cpython-lru_cache-weakref

annotate Lib/keyword.py @ 79675:c0a2294de787 2.7

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Issue #16199: Backport 2to3 typo fix from 3.2.
author Chris Jerdonek <chris.jerdonek@gmail.com>
date Thu, 11 Oct 2012 16:15:46 -0700
parents 05a808bc6867
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 #! /usr/bin/env python
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2
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3 """Keywords (from "graminit.c")
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4
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5 This file is automatically generated; please don't muck it up!
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6
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7 To update the symbols in this file, 'cd' to the top directory of
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8 the python source tree after building the interpreter and run:
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9
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10 ./python Lib/keyword.py
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11 """
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12
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13 __all__ = ["iskeyword", "kwlist"]
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14
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15 kwlist = [
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16 #--start keywords--
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17 'and',
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18 'as',
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19 'assert',
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20 'break',
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21 'class',
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22 'continue',
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23 'def',
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24 'del',
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25 'elif',
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26 'else',
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27 'except',
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28 'exec',
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29 'finally',
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30 'for',
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31 'from',
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32 'global',
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33 'if',
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34 'import',
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35 'in',
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36 'is',
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37 'lambda',
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38 'not',
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39 'or',
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40 'pass',
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41 'print',
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42 'raise',
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43 'return',
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44 'try',
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45 'while',
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46 'with',
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47 'yield',
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48 #--end keywords--
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49 ]
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50
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51 iskeyword = frozenset(kwlist).__contains__
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52
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53 def main():
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54 import sys, re
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55
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56 args = sys.argv[1:]
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57 iptfile = args and args[0] or "Python/graminit.c"
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58 if len(args) > 1: optfile = args[1]
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59 else: optfile = "Lib/keyword.py"
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60
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61 # scan the source file for keywords
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62 fp = open(iptfile)
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63 strprog = re.compile('"([^"]+)"')
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64 lines = []
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65 for line in fp:
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66 if '{1, "' in line:
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67 match = strprog.search(line)
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68 if match:
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69 lines.append(" '" + match.group(1) + "',\n")
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70 fp.close()
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71 lines.sort()
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72
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73 # load the output skeleton from the target
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74 fp = open(optfile)
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75 format = fp.readlines()
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76 fp.close()
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77
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78 # insert the lines of keywords
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79 try:
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80 start = format.index("#--start keywords--\n") + 1
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81 end = format.index("#--end keywords--\n")
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82 format[start:end] = lines
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83 except ValueError:
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84 sys.stderr.write("target does not contain format markers\n")
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85 sys.exit(1)
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86
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87 # write the output file
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88 fp = open(optfile, 'w')
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89 fp.write(''.join(format))
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90 fp.close()
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91
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92 if __name__ == "__main__":
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93 main()