parameters: (self, channel_id, resource_id, provider=None)
docstring: Stops a notification channel.
  
      Args:
        channel_id: Unique ID string for the channel.
        resource_id: Version-agnostic ID string for the channel.
        provider: Cloud storage provider to connect to.  If not present,
                  class-wide default is used.
  
      Raises:
        ArgumentException for errors during input validation.
        ServiceException for errors interacting with cloud storage providers.
  
      Returns:
        None.
docstring_summary: Stops a notification channel.
docstring_tokens: Stops a notification channel .
function: def StopChannel(self, channel_id, resource_id, provider=None):
      """Stops a notification channel.
  
      Args:
        channel_id: Unique ID string for the channel.
        resource_id: Version-agnostic ID string for the channel.
        provider: Cloud storage provider to connect to.  If not present,
                  class-wide default is used.
  
      Raises:
        ArgumentException for errors during input validation.
        ServiceException for errors interacting with cloud storage providers.
  
      Returns:
        None.
      """
      raise NotImplementedError('StopChannel must be overloaded')
function_tokens: def StopChannel ( self , channel_id , resource_id , provider = None ) : raise NotImplementedError ( 'StopChannel must be overloaded' )