def loop_iteration(self, timeout = <NUM_LIT:0.1>):
try:<EOL><INDENT>exc_info = self.exc_queue.get(True, timeout)[<NUM_LIT:1>]<EOL><DEDENT>except queue.Empty:<EOL><INDENT>return<EOL><DEDENT>exc_type, exc_value, ext_stack = exc_info<EOL>raise exc_type(exc_value).with_traceback(ext_stack)<EOL>
Wait up to `timeout` seconds, raise any exception from the
        threads.