Mercurial > cpython-lru_cache-weakref

annotate Tools/scripts/checkpyc.py @ 58689:514b56efd89a 3.1

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Merged revisions 77962 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ................ r77962 | r.david.murray | 2010-02-04 11:41:57 -0500 (Thu, 04 Feb 2010) | 17 lines Merged revisions 77943,77959-77960 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r77943 | r.david.murray | 2010-02-03 08:36:23 -0500 (Wed, 03 Feb 2010) | 2 lines Explicitly mention the default value for formatdate's usegmt parameter. ........ r77959 | nick.coghlan | 2010-02-04 07:43:58 -0500 (Thu, 04 Feb 2010) | 1 line Issue 6760: Clarify args handling for subprocess.Popen. Patch by Chris Rebert ........ r77960 | r.david.murray | 2010-02-04 11:33:31 -0500 (Thu, 04 Feb 2010) | 2 lines Add Chris Rebert to ACKS for issue 6760 Popen doc improvements. ........ ................
author R. David Murray <rdmurray@bitdance.com>
date Thu, 04 Feb 2010 16:44:31 +0000
parents 893a4dc17a91
children fcfe324663a6
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4573
73758db2f464 /usr/local/bin/python -> /usr/bin/env python
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1 #! /usr/bin/env python
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2 # Check that all ".pyc" files exist and are up-to-date
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3 # Uses module 'os'
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4
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5 import sys
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6 import os
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7 from stat import ST_MTIME
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8 import imp
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9
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10 def main():
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11 silent = 0
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12 verbose = 0
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13 if sys.argv[1:]:
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14 if sys.argv[1] == '-v':
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15 verbose = 1
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16 elif sys.argv[1] == '-s':
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17 silent = 1
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18 MAGIC = imp.get_magic()
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19 if not silent:
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20 print('Using MAGIC word', repr(MAGIC))
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21 for dirname in sys.path:
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22 try:
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23 names = os.listdir(dirname)
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24 except os.error:
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25 print('Cannot list directory', repr(dirname))
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26 continue
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27 if not silent:
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28 print('Checking ', repr(dirname), '...')
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29 names.sort()
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30 for name in names:
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31 if name[-3:] == '.py':
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32 name = os.path.join(dirname, name)
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33 try:
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34 st = os.stat(name)
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35 except os.error:
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36 print('Cannot stat', repr(name))
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37 continue
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38 if verbose:
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39 print('Check', repr(name), '...')
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40 name_c = name + 'c'
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41 try:
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42 f = open(name_c, 'r')
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43 except IOError:
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44 print('Cannot open', repr(name_c))
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45 continue
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46 magic_str = f.read(4)
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47 mtime_str = f.read(4)
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48 f.close()
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49 if magic_str != MAGIC:
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50 print('Bad MAGIC word in ".pyc" file', end=' ')
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51 print(repr(name_c))
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52 continue
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53 mtime = get_long(mtime_str)
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54 if mtime == 0 or mtime == -1:
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55 print('Bad ".pyc" file', repr(name_c))
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56 elif mtime != st[ST_MTIME]:
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57 print('Out-of-date ".pyc" file', end=' ')
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58 print(repr(name_c))
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59
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60 def get_long(s):
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61 if len(s) != 4:
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62 return -1
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63 return ord(s[0]) + (ord(s[1])<<8) + (ord(s[2])<<16) + (ord(s[3])<<24)
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64
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65 if __name__ == '__main__':
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66 main()