| 1 | n/a | """ List all available codec modules. |
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| 2 | n/a | |
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| 3 | n/a | (c) Copyright 2005, Marc-Andre Lemburg (mal@lemburg.com). |
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| 4 | n/a | |
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| 5 | n/a | Licensed to PSF under a Contributor Agreement. |
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| 6 | n/a | |
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| 7 | n/a | """ |
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| 8 | n/a | |
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| 9 | n/a | import os, codecs, encodings |
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| 10 | n/a | |
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| 11 | n/a | _debug = 0 |
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| 12 | n/a | |
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| 13 | n/a | def listcodecs(dir): |
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| 14 | n/a | names = [] |
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| 15 | n/a | for filename in os.listdir(dir): |
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| 16 | n/a | if filename[-3:] != '.py': |
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| 17 | n/a | continue |
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| 18 | n/a | name = filename[:-3] |
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| 19 | n/a | # Check whether we've found a true codec |
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| 20 | n/a | try: |
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| 21 | n/a | codecs.lookup(name) |
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| 22 | n/a | except LookupError: |
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| 23 | n/a | # Codec not found |
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| 24 | n/a | continue |
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| 25 | n/a | except Exception as reason: |
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| 26 | n/a | # Probably an error from importing the codec; still it's |
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| 27 | n/a | # a valid code name |
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| 28 | n/a | if _debug: |
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| 29 | n/a | print('* problem importing codec %r: %s' % \ |
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| 30 | n/a | (name, reason)) |
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| 31 | n/a | names.append(name) |
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| 32 | n/a | return names |
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| 33 | n/a | |
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| 34 | n/a | |
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| 35 | n/a | if __name__ == '__main__': |
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| 36 | n/a | names = listcodecs(encodings.__path__[0]) |
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| 37 | n/a | names.sort() |
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| 38 | n/a | print('all_codecs = [') |
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| 39 | n/a | for name in names: |
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| 40 | n/a | print(' %r,' % name) |
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| 41 | n/a | print(']') |
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