Merge pull request #636 from facebookresearch/record-static-agent-sta…

…te-times

Record StaticAgentState task start and end

mephisto/abstractions/blueprints/abstract/static_task/static_agent_state.py

@@ -114,3 +114,15 @@ def update_data(self, packet: "Packet") -> None:
             outputs["files"] = [f["filename"] for f in packet.data["files"]]
         self.state["outputs"] = outputs
         self.save_data()
+
+    def get_task_start(self) -> Optional[float]:
+        """
+        Extract out and return the start time recorded for this task.
+        """
+        return self.state["times"]["task_start"]
+
+    def get_task_end(self) -> Optional[float]:
+        """
+        Extract out and return the end time recorded for this task.
+        """
+        return self.state["times"]["task_end"]