@staticmethod<EOL><INDENT>def _get_leading_words(line):<DEDENT>
result = re("<STR_LIT>").match(line.strip())<EOL>if result is not None:<EOL><INDENT>return result.group()<EOL><DEDENT>
Return any leading set of words from `line`.

        For example, if `line` is "  Hello world!!!", returns "Hello world".