Google App Engine flexible Log Handler

Logging handler for App Engine Flexible

Sends logs to the Stackdriver Logging API with the appropriate resource and labels for App Engine logs.

class google.cloud.logging.handlers.app_engine.AppEngineHandler(client, name='app', transport=<class 'google.cloud.logging.handlers.transports.background_thread.BackgroundThreadTransport'>, stream=None)

Bases: logging.StreamHandler

A logging handler that sends App Engine-formatted logs to Stackdriver.

  • Parameters

    • client (Client) – The authenticated Google Cloud Logging client for this handler to use.

    • transport (type) – The transport class. It should be a subclass of Transport. If unspecified, BackgroundThreadTransport will be used.

    • stream (file-like object) – (optional) stream to be used by the handler.

Initialize the handler.

If stream is not specified, sys.stderr is used.

emit(record)

Actually log the specified logging record.

Overrides the default emit behavior of StreamHandler.

See https://docs.python.org/2/library/logging.html#handler-objects

get_gae_labels()

Return the labels for GAE app.

If the trace ID can be detected, it will be included as a label. Currently, no other labels are included.

  • Return type

    dict

  • Returns

    Labels for GAE app.

get_gae_resource()

Return the GAE resource using the environment variables.

  • Return type

    Resource

  • Returns

    Monitored resource for GAE.