parameters: (self, service_name)
return_statement: return self._services.get(service_name, None)
docstring: Get a service class.
  
          :param service_name: The name of the service to get the class for.
          :type service_name: str
          :returns: Service class.
docstring_summary: Get a service class.
docstring_tokens: Get a service class .
function: def get_service_class(self, service_name):
          """
          Get a service class.
  
          :param service_name: The name of the service to get the class for.
          :type service_name: str
          :returns: Service class.
          """
  
          return self._services.get(service_name, None)
function_tokens: def get_service_class ( self , service_name ) : return self . _services . get ( service_name , None )