Tryag File Manager

//usr/lib/python2.4/site-packages/_xmlplus/unicode/utf8_iso.py

"""This module provides UTF-8 conversion into ISO-8859-x. It is
partially generated by the code executed when generated is set to
1. The module serves for compatibility with Python 1.5.2 only; Python
2 users should use the Unicode facilities instead. In fact, the tables
generated have to be generated with Python 2."""

# Generator part; activate by setting generate to 1 in this source code.
generate = 0
if generate:
    import codecs

isocodes = []
    for i in range(1,20):
        try:
            name = "iso-8859-%d" % i
            codecs.lookup(name)
            isocodes.append(name)
        except LookupError:
            isocodes.append(None)

print "code_to_uni=[None,"
    for code in isocodes:
        if code is None:
            print "None,"
            continue
        print '[',
        for char in range(128,256):
            print "%d," % ord(unicode(chr(char),code)),
        print "],"
    print "]"

class ConvertError(ValueError):
    pass

# Mapping table for unicode code points to iso-8859-x code points.
# Keys are encoding number (x), then the code point
uni_to_code=[None]*20

def code_to_utf8(encoding, c):
    """code_to_utf8(encoding, char) -> string
    Convert c from encoding to utf8; return UTF-8 string."""
    c = ord(c)
    if c<128:
        return chr(c)
    if code_to_uni[encoding] is None:
        raise ConvertError("unknown encoding ISO-8859-%d" % encoding)
    return utf8chr(code_to_uni[encoding][c-128])

def utf8_to_code(encoding, str):
    """utf8_to_code(encoding, str) -> char,rest
    Convert an UTF-8 string to encoding. Return the first char, and the
    remaining UTF-8 bytes."""
    if str == "":
        return str
    first = ord(str[0])
    if first<128:
        # Identity-map ASCII
        return str[0],str[1:]
    if uni_to_code[encoding] is None:
        # see whether we have reverse direction
        if code_to_uni[encoding] is None:
            raise ConvertError("unknown encoding ISO-8859-%d" % encoding)
        uni_to_code[encoding] = {}
        for code in range(128):
            uni = code_to_uni[encoding][code]
            uni_to_code[encoding][uni] = code+128
    if first<0xc0:
        # 10xxxxxx
        raise ConvertError("ill-formed UTF-8")
    if first<0xe0:
        # 110xxxxx 10xxxxxx
        val = ((first & 0x1f)<<6) | (ord(str[1]) & 0x3f)
        rest = str[2:]
    elif first < 0xf0:
        # 1110xxxx 10xxxxxx 10xxxxxx
        val = ((first & 0xf)<<12) | ((ord(str[1]) & 0x3f)<<6) | (ord(str[2]) & 0x3f)
        rest = str[3:]
    else:
        raise ConvertError("UTF-8 character outside BMP")
    try:
        return chr(uni_to_code[encoding][val]), rest
    except KeyError:
        raise ConvertError("Unicode character %x not supported in ISO-8859-%d"\
                           % (val, encoding))

############## GENERATED PART #########################
code_to_uni=[None,
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None,
None,
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None,
None,
None,
None,
]