69 lines
1.9 KiB
Python
69 lines
1.9 KiB
Python
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# -*- coding: utf-8 -*-
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"""
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patchlevel.py
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~~~~~~~~~~~~~
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Extract version info from Include/patchlevel.h.
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Adapted from Doc/tools/getversioninfo.
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:copyright: 2007-2008 by Georg Brandl.
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:license: Python license.
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"""
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import os
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import re
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import sys
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def get_header_version_info(srcdir):
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patchlevel_h = os.path.join(srcdir, '..', 'Include', 'patchlevel.h')
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# This won't pick out all #defines, but it will pick up the ones we
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# care about.
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rx = re.compile(r'\s*#define\s+([a-zA-Z][a-zA-Z_0-9]*)\s+([a-zA-Z_0-9]+)')
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d = {}
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f = open(patchlevel_h)
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try:
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for line in f:
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m = rx.match(line)
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if m is not None:
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name, value = m.group(1, 2)
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d[name] = value
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finally:
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f.close()
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release = version = '%s.%s' % (d['PY_MAJOR_VERSION'], d['PY_MINOR_VERSION'])
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micro = int(d['PY_MICRO_VERSION'])
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if micro != 0:
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release += '.' + str(micro)
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level = d['PY_RELEASE_LEVEL']
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suffixes = {
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'PY_RELEASE_LEVEL_ALPHA': 'a',
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'PY_RELEASE_LEVEL_BETA': 'b',
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'PY_RELEASE_LEVEL_GAMMA': 'c',
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}
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if level != 'PY_RELEASE_LEVEL_FINAL':
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release += suffixes[level] + str(int(d['PY_RELEASE_SERIAL']))
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return version, release
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def get_sys_version_info():
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major, minor, micro, level, serial = sys.version_info
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release = version = '%s.%s' % (major, minor)
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if micro:
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release += '.%s' % micro
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if level != 'final':
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release += '%s%s' % (level[0], serial)
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return version, release
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def get_version_info():
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try:
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return get_header_version_info('.')
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except (IOError, OSError):
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version, release = get_sys_version_info()
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print >>sys.stderr, 'Can\'t get version info from Include/patchlevel.h, ' \
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'using version of this interpreter (%s).' % release
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return version, release
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