comparison mercurial/util.py @ 33682:1d5e497c08b3

py3: convert arbitrary exception object to byte string more reliably

Our exception types implement __bytes__(), which should be tried first. Do
lossy encoding conversion as a last resort.

33681:8626b44516c1

    # Python 3 compatibility
    return codecs.escape_encode(s)[0]

def unescapestr(s):
    return codecs.escape_decode(s)[0]

def uirepr(s):
    # Avoid double backslash in Windows path repr()
    return repr(s).replace('\\\\', '\\')

33682:1d5e497c08b3

    # Python 3 compatibility
    return codecs.escape_encode(s)[0]

def unescapestr(s):
    return codecs.escape_decode(s)[0]

def forcebytestr(obj):
    """Portably format an arbitrary object (e.g. exception) into a byte
    string."""
    try:
        return pycompat.bytestr(obj)
    except UnicodeEncodeError:
        # non-ascii string, may be lossy
        return pycompat.bytestr(encoding.strtolocal(str(obj)))

def uirepr(s):
    # Avoid double backslash in Windows path repr()
    return repr(s).replace('\\\\', '\\')