code: def get_trace(self, trace_id, project_id=None):
          
          if project_id is None:
              project_id = self.project
  
          return self.trace_api.get_trace(project_id=project_id, trace_id=trace_id)
docs: Gets a single trace by its ID.
  
          Args:
              trace_id (str): ID of the trace to return.
  
              project_id (str): Required. ID of the Cloud project where the trace
                  data is stored.
  
          Returns:
              A Trace dict.