docs: def delete_if_exists(self, **kwargs):
          """
          Deletes an object if it exists in database according to given query 
          parameters and returns True otherwise does nothing and returns False.
          
          Args:
              **kwargs: query parameters
  
          Returns(bool): True or False 
  
          """
          try:
              self.get(**kwargs).blocking_delete()
              return True
          except ObjectDoesNotExist:
              return False