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97 lines
2.2 KiB
Python
Executable File
97 lines
2.2 KiB
Python
Executable File
#! /usr/bin/env python3
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"""Keywords (from "graminit.c")
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This file is automatically generated; please don't muck it up!
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To update the symbols in this file, 'cd' to the top directory of
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the python source tree after building the interpreter and run:
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./python Lib/keyword.py
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"""
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__all__ = ["iskeyword", "kwlist"]
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kwlist = [
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#--start keywords--
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'False',
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'None',
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'True',
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'and',
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'as',
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'assert',
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'async',
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'await',
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'break',
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'class',
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'continue',
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'def',
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'del',
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'elif',
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'else',
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'except',
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'finally',
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'for',
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'from',
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'global',
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'if',
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'import',
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'in',
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'is',
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'lambda',
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'nonlocal',
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'not',
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'or',
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'pass',
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'raise',
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'return',
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'try',
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'while',
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'with',
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'yield',
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#--end keywords--
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]
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iskeyword = frozenset(kwlist).__contains__
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def main():
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import sys, re
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args = sys.argv[1:]
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iptfile = args and args[0] or "Python/graminit.c"
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if len(args) > 1: optfile = args[1]
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else: optfile = "Lib/keyword.py"
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# load the output skeleton from the target, taking care to preserve its
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# newline convention.
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with open(optfile, newline='') as fp:
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format = fp.readlines()
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nl = format[0][len(format[0].strip()):] if format else '\n'
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# scan the source file for keywords
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with open(iptfile) as fp:
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strprog = re.compile('"([^"]+)"')
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lines = []
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for line in fp:
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if '{1, "' in line:
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match = strprog.search(line)
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if match:
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lines.append(" '" + match.group(1) + "'," + nl)
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lines.sort()
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# insert the lines of keywords into the skeleton
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try:
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start = format.index("#--start keywords--" + nl) + 1
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end = format.index("#--end keywords--" + nl)
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format[start:end] = lines
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except ValueError:
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sys.stderr.write("target does not contain format markers\n")
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sys.exit(1)
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# write the output file
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with open(optfile, 'w', newline='') as fp:
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fp.writelines(format)
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if __name__ == "__main__":
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main()
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