def _parse_gmt_time(timestring):
<EOL>try:<EOL><INDENT>return time.strptime(timestring, "<STR_LIT>")<EOL><DEDENT>except Exception:<EOL><INDENT>pass<EOL><DEDENT>try:<EOL><INDENT>return time.strptime(timestring, "<STR_LIT>")<EOL><DEDENT>except Exception:<EOL><INDENT>pass<EOL><DEDENT>try:<EOL><INDENT>return time.strptime(timestring, "<STR_LIT>")<EOL><DEDENT>except Exception:<EOL><INDENT>pass<EOL><DEDENT>try:<EOL><INDENT>return parsedate(timestring)<EOL><DEDENT>except Exception:<EOL><INDENT>pass<EOL><DEDENT>return None<EOL>
Return a standard time tuple (see time and calendar), for a date/time string.