(self, agents_with_config, controller_config)
Create tracing controller.

    Create a tracing controller object. Note that the tracing
    controller is also a tracing agent.

    Args:
       agents_with_config: List of tracing agents for this controller with the
                           corresponding tracing configuration objects.
       controller_config:  Configuration options for the tracing controller.
Create tracing controller.
Create tracing controller .
def __init__(self, agents_with_config, controller_config):
    """Create tracing controller.

    Create a tracing controller object. Note that the tracing
    controller is also a tracing agent.

    Args:
       agents_with_config: List of tracing agents for this controller with the
                           corresponding tracing configuration objects.
       controller_config:  Configuration options for the tracing controller.
    """
    self._child_agents = None
    self._child_agents_with_config = agents_with_config
    self._controller_agent = TracingControllerAgent()
    self._controller_config = controller_config
    self._trace_in_progress = False
    self.all_results = None
def __init__ ( self , agents_with_config , controller_config ) : self . _child_agents = None self . _child_agents_with_config = agents_with_config self . _controller_agent = TracingControllerAgent ( ) self . _controller_config = controller_config self . _trace_in_progress = False self . all_results = None