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Viewing changes to Tools/unicode/listcodecs.py

  • Committer: Package Import Robot
  • Author(s): Matthias Klose
  • Date: 2013-11-25 09:44:27 UTC
  • Revision ID: package-import@ubuntu.com-20131125094427-lzxj8ap5w01lmo7f
Tags: upstream-3.4~b1
Import upstream version 3.4~b1

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Tools/unicode/listcodecs.py
 
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""" List all available codec modules.
 
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(c) Copyright 2005, Marc-Andre Lemburg (mal@lemburg.com).
 
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    Licensed to PSF under a Contributor Agreement.
 
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"""
 
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import os, codecs, encodings
 
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_debug = 0
 
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def listcodecs(dir):
 
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    names = []
 
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    for filename in os.listdir(dir):
 
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        if filename[-3:] != '.py':
 
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            continue
 
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        name = filename[:-3]
 
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        # Check whether we've found a true codec
 
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        try:
 
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            codecs.lookup(name)
 
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        except LookupError:
 
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            # Codec not found
 
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            continue
 
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        except Exception as reason:
 
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            # Probably an error from importing the codec; still it's
 
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            # a valid code name
 
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            if _debug:
 
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                print('* problem importing codec %r: %s' % \
 
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                      (name, reason))
 
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        names.append(name)
 
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    return names
 
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if __name__ == '__main__':
 
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    names = listcodecs(encodings.__path__[0])
 
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    names.sort()
 
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    print('all_codecs = [')
 
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    for name in names:
 
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        print('    %r,' % name)
 
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    print(']')