# Some strings for ctype-style character classification
whitespace = " \t\n\r\v\f"
ascii_lowercase = "abcdefghijklmnopqrstuvwxyz"
ascii_uppercase = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
ascii_letters = ascii_lowercase + ascii_uppercase
digits = "0123456789"
hexdigits = digits + "abcdef" + "ABCDEF"
octdigits = "01234567"
punctuation = """!"#$%&'()*+,-./:;<=>?@[\]^_`{|}~"""
printable = digits + ascii_letters + punctuation + whitespace


def translate(s, map):
    import io

    sb = io.StringIO()
    for c in s:
        v = ord(c)
        if v in map:
            v = map[v]
            if isinstance(v, int):
                sb.write(chr(v))
            elif v is not None:
                sb.write(v)
        else:
            sb.write(c)
    return sb.getvalue()