code: def tags(self):
      return json.loads(MLFLOW_RUN_CONTEXT.get())
  
imports: import json
  from mlflow.environment_variables import MLFLOW_RUN_CONTEXT
  from mlflow.tracking.context.abstract_context import RunContextProvider
label_desc: Use image node_id 2 for calling the SystemEnvironmentContext obj's underlying member method code with example usage: obj.tags() and returns: json