Function coerce_filename

magic/__init__.py:253–271

(filename)

        return filename

def coerce_filename(filename):
    if filename is None:
        return None

    filename = unpath(filename)

    # ctypes will implicitly convert unicode strings to bytes with
    # .encode('ascii').  If you use the filesystem encoding
    # then you'll get inconsistent behavior (crashes) depending on the user's
    # LANG environment variable
    # NEXTBREAK: remove
    is_unicode = (sys.version_info[0] <= 2 and
                 isinstance(filename, unicode)) or \
                 (sys.version_info[0] >= 3 and
                  isinstance(filename, str))
    if is_unicode:
        return filename.encode('utf-8', 'surrogateescape')
    else:
        return filename


magic_open = libmagic.magic_open