def source_tokens(source, use_exact_op_types=False):
 source = source
 readline = StringIO(source).readline
 return generate_tokens(readline, use_exact_op_types)

def source_tokens ( source , use_exact_op_types = False ) : source = source readline = StringIO ( source ) . readline return generate_tokens ( readline , use_exact_op_types )
generate tokens from a the source code .