view Tools/scripts/checkpyc.py @ 56121:ea697cde6882 3.1

Merged revisions 74881-74885,74888,74891-74895,74900,74905-74906,74931-74932,74934,74941-74942,74944,74956 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ........ r74881 | r.david.murray | 2009-09-17 15:12:49 -0400 (Thu, 17 Sep 2009) | 2 lines Check in first draft of maintainers.rst. ........ r74882 | eric.smith | 2009-09-17 15:22:30 -0400 (Thu, 17 Sep 2009) | 1 line Typo. ........ r74883 | mark.dickinson | 2009-09-17 15:37:28 -0400 (Thu, 17 Sep 2009) | 1 line Add some more module maintainers. ........ r74884 | mark.dickinson | 2009-09-17 15:39:12 -0400 (Thu, 17 Sep 2009) | 1 line Revert accidental changes to Objects/longobject.c ........ r74885 | mark.dickinson | 2009-09-17 16:20:01 -0400 (Thu, 17 Sep 2009) | 1 line Add decimal maintainers ........ r74888 | r.david.murray | 2009-09-17 18:10:48 -0400 (Thu, 17 Sep 2009) | 2 lines Maintainer additions from MAL. ........ r74891 | georg.brandl | 2009-09-17 18:18:01 -0400 (Thu, 17 Sep 2009) | 1 line Some more maintainers. ........ r74892 | r.david.murray | 2009-09-17 19:23:56 -0400 (Thu, 17 Sep 2009) | 2 lines Add a couple interest areas for Nick per his request. ........ r74893 | r.david.murray | 2009-09-17 19:43:20 -0400 (Thu, 17 Sep 2009) | 2 lines Benajmin is also compiler-knowledgeable. ........ r74894 | alexandre.vassalotti | 2009-09-17 20:59:05 -0400 (Thu, 17 Sep 2009) | 2 lines Added myself to my areas of interest. ........ r74895 | brett.cannon | 2009-09-17 21:03:35 -0400 (Thu, 17 Sep 2009) | 1 line Add myself to a couple places as maintainer. ........ r74900 | georg.brandl | 2009-09-18 05:06:37 -0400 (Fri, 18 Sep 2009) | 1 line Add myself in interest areas. ........ r74905 | ezio.melotti | 2009-09-18 05:58:43 -0400 (Fri, 18 Sep 2009) | 1 line Add myself in interest areas and mark effbot as inactive in winsound ........ r74906 | antoine.pitrou | 2009-09-18 09:15:23 -0400 (Fri, 18 Sep 2009) | 3 lines Add myself in a couple of places ........ r74931 | r.david.murray | 2009-09-18 17:25:36 -0400 (Fri, 18 Sep 2009) | 5 lines Add some names gleaned from the "Tracker Archeology" thread on python-dev from back in February. Also consolidate the autoconf and makefiles topics into one, and add tracker and svn/hg topics. ........ r74932 | r.david.murray | 2009-09-18 17:32:16 -0400 (Fri, 18 Sep 2009) | 2 lines Remove non-committer mistakenly added. ........ r74934 | r.david.murray | 2009-09-18 17:40:30 -0400 (Fri, 18 Sep 2009) | 2 lines More descriptive/generic name for the svn/hg entry (version control) ........ r74941 | benjamin.peterson | 2009-09-18 18:45:59 -0400 (Fri, 18 Sep 2009) | 1 line add a new category for myself ........ r74942 | benjamin.peterson | 2009-09-18 18:50:55 -0400 (Fri, 18 Sep 2009) | 1 line add myself for symtable ........ r74944 | georg.brandl | 2009-09-19 03:39:05 -0400 (Sat, 19 Sep 2009) | 1 line I would like to maintain the token module! ........ r74956 | r.david.murray | 2009-09-19 14:40:08 -0400 (Sat, 19 Sep 2009) | 3 lines Add everyone who we know has been a release manager as a resource for the 'release management' topic. ........
author R. David Murray <rdmurray@bitdance.com>
date Sat, 19 Sep 2009 19:04:37 +0000
parents 893a4dc17a91
children fcfe324663a6
line wrap: on
line source

#! /usr/bin/env python
# Check that all ".pyc" files exist and are up-to-date
# Uses module 'os'

import sys
import os
from stat import ST_MTIME
import imp

def main():
    silent = 0
    verbose = 0
    if sys.argv[1:]:
        if sys.argv[1] == '-v':
            verbose = 1
        elif sys.argv[1] == '-s':
            silent = 1
    MAGIC = imp.get_magic()
    if not silent:
        print('Using MAGIC word', repr(MAGIC))
    for dirname in sys.path:
        try:
            names = os.listdir(dirname)
        except os.error:
            print('Cannot list directory', repr(dirname))
            continue
        if not silent:
            print('Checking ', repr(dirname), '...')
        names.sort()
        for name in names:
            if name[-3:] == '.py':
                name = os.path.join(dirname, name)
                try:
                    st = os.stat(name)
                except os.error:
                    print('Cannot stat', repr(name))
                    continue
                if verbose:
                    print('Check', repr(name), '...')
                name_c = name + 'c'
                try:
                    f = open(name_c, 'r')
                except IOError:
                    print('Cannot open', repr(name_c))
                    continue
                magic_str = f.read(4)
                mtime_str = f.read(4)
                f.close()
                if magic_str != MAGIC:
                    print('Bad MAGIC word in ".pyc" file', end=' ')
                    print(repr(name_c))
                    continue
                mtime = get_long(mtime_str)
                if mtime == 0 or mtime == -1:
                    print('Bad ".pyc" file', repr(name_c))
                elif mtime != st[ST_MTIME]:
                    print('Out-of-date ".pyc" file', end=' ')
                    print(repr(name_c))

def get_long(s):
    if len(s) != 4:
        return -1
    return ord(s[0]) + (ord(s[1])<<8) + (ord(s[2])<<16) + (ord(s[3])<<24)

if __name__ == '__main__':
    main()