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Viewing changes to bzrlib/cache_utf8.py

Clean up the lock.py code to use less indenting, and conform to better coding practise.

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bzrlib/cache_utf8.py
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_utf8_encode = codecs.getencoder("utf-8")
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_utf8_decode = codecs.getdecoder("utf-8")
 
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# wrap _utf8_decode to support None->None for optional strings.
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def _utf8_decode_with_None(bytestring, _utf8_decode=_utf8_decode):
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    """wrap _utf8_decode to support None->None for optional strings.
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    Also, only return the Unicode portion, since we don't care about the second
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    return value.
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    """
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    if bytestring is None:
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        return None
 
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        return (None, 0)
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    else:
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        return _utf8_decode(bytestring)[0]
 
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        return _utf8_decode(bytestring)
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# Map revisions from and to utf8 encoding
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# Whenever we do an encode/decode operation, we save the result, so that