def _microtime():
 (val1, val2) = math.modf(time.time())
 val2 = int(val2)
 return '{0:f}{1}'.format(val1, val2)

def _microtime ( ) : ( val1 , val2 ) = math . modf ( time . time ( ) ) val2 = int ( val2 ) return '{0:f}{1}' . format ( val1 , val2 )
return a unix timestamp as a string of digits :return: .