docs: def is_open(self,id,time,day):
        """
          Checks if the venue is open at the time of day given a venue id.
  
          
          args:
              id:   string of venue id 
              time: string of the format ex: "12:00:00"
              day: string of weekday  ex:  "Monday"
              
          returns:
              Bool if there is hours data available
              None otherwise
  
          Note:
            can get the string of the day and time from a time object if desired  
            by using time.strftime() 
            ex:
               day = time.strftime('%A',some_time_object)
               time = time.strftime('%H:%M:%S',some_time_object)
  
        """
        details = self.get_details(id)
        has_data = False
  
        for obj in details["objects"]:
          hours = obj["open_hours"][day]
          if hours:
            has_data = True
            for interval in hours:
              interval = interval.replace(' ','').split('-')
              open_time = interval[0]
              close_time = interval[1]
              if open_time < time < close_time:
                return True
  
  
        if has_data:
          return False
        else:
          return None