def get_unpack_formats():
 formats = [(name, info[0], info[3]) for (name, info) in _UNPACK_FORMATS.items()]
 formats.sort()
 return formats

def get_unpack_formats ( ) : formats = [ ( name , info [ 0 ] , info [ 3 ] ) for ( name , info ) in _UNPACK_FORMATS . items ( ) ] formats . sort ( ) return formats
returns a list of supported formats for unpacking .