mirror of
https://github.com/python/cpython.git
synced 2025-10-28 12:15:13 +00:00
71 lines
1.9 KiB
Python
71 lines
1.9 KiB
Python
# -*- coding: utf-8 -*-
|
|
"""
|
|
patchlevel.py
|
|
~~~~~~~~~~~~~
|
|
|
|
Extract version info from Include/patchlevel.h.
|
|
Adapted from Doc/tools/getversioninfo.
|
|
|
|
:copyright: 2007-2008 by Georg Brandl.
|
|
:license: Python license.
|
|
"""
|
|
|
|
import os
|
|
import re
|
|
import sys
|
|
|
|
def get_header_version_info(srcdir):
|
|
patchlevel_h = os.path.join(srcdir, '..', 'Include', 'patchlevel.h')
|
|
|
|
# This won't pick out all #defines, but it will pick up the ones we
|
|
# care about.
|
|
rx = re.compile(r'\s*#define\s+([a-zA-Z][a-zA-Z_0-9]*)\s+([a-zA-Z_0-9]+)')
|
|
|
|
d = {}
|
|
f = open(patchlevel_h)
|
|
try:
|
|
for line in f:
|
|
m = rx.match(line)
|
|
if m is not None:
|
|
name, value = m.group(1, 2)
|
|
d[name] = value
|
|
finally:
|
|
f.close()
|
|
|
|
release = version = '%s.%s' % (d['PY_MAJOR_VERSION'], d['PY_MINOR_VERSION'])
|
|
micro = int(d['PY_MICRO_VERSION'])
|
|
if micro != 0:
|
|
release += '.' + str(micro)
|
|
|
|
level = d['PY_RELEASE_LEVEL']
|
|
suffixes = {
|
|
'PY_RELEASE_LEVEL_ALPHA': 'a',
|
|
'PY_RELEASE_LEVEL_BETA': 'b',
|
|
'PY_RELEASE_LEVEL_GAMMA': 'c',
|
|
}
|
|
if level != 'PY_RELEASE_LEVEL_FINAL':
|
|
release += suffixes[level] + str(int(d['PY_RELEASE_SERIAL']))
|
|
return version, release
|
|
|
|
|
|
def get_sys_version_info():
|
|
major, minor, micro, level, serial = sys.version_info
|
|
release = version = '%s.%s' % (major, minor)
|
|
if micro:
|
|
release += '.%s' % micro
|
|
if level != 'final':
|
|
release += '%s%s' % (level[0], serial)
|
|
return version, release
|
|
|
|
|
|
def get_version_info():
|
|
try:
|
|
return get_header_version_info('.')
|
|
except (IOError, OSError):
|
|
version, release = get_sys_version_info()
|
|
print >>sys.stderr, 'Can\'t get version info from Include/patchlevel.h, ' \
|
|
'using version of this interpreter (%s).' % release
|
|
return version, release
|
|
|
|
if __name__ == '__main__':
|
|
print get_header_version_info('.')[1]
|