capybara/virtualenv/lib/python2.7/site.py
def aliasmbcs():
    """On Windows, some default encodings are not provided by Python,
    while they are always available as "mbcs" in each locale. Make
    them usable by aliasing to "mbcs" in such a case."""
    if sys.platform == 'win32':
        import locale, codecs
        enc = locale.getdefaultlocale()[1]
        if enc.startswith('cp'):            # "cp***" ?
            try:
                codecs.lookup(enc)
            except LookupError:
                import encodings
                encodings._cache[enc] = encodings._unknown
                encodings.aliases.aliases[enc] = 'mbcs'
def aliasmbcs():
    if sys.platform == 'win32':
        import locale, codecs
        enc = locale.getdefaultlocale()[1]
        if enc.startswith('cp'):            # "cp***" ?
            try:
                codecs.lookup(enc)
            except LookupError:
                import encodings
                encodings._cache[enc] = encodings._unknown
                encodings.aliases.aliases[enc] = 'mbcs'
def aliasmbcs ( ) : if sys . platform == 'win32' : import locale , codecs enc = locale . getdefaultlocale ( ) [ 1 ] if enc . startswith ( 'cp' ) : # "cp***" ? try : codecs . lookup ( enc ) except LookupError : import encodings encodings . _cache [ enc ] = encodings . _unknown encodings . aliases . aliases [ enc ] = 'mbcs'
On Windows, some default encodings are not provided by Python,
    while they are always available as "mbcs" in each locale. Make
    them usable by aliasing to "mbcs" in such a case.
On Windows some default encodings are not provided by Python while they are always available as mbcs in each locale . Make them usable by aliasing to mbcs in such a case .