chore: GenAI Client(evals) - change event_time type to string in evals.Event

jsondai · copybara-github · commit 312b00a1a375 · 2026-03-05T11:33:21.000-08:00
PiperOrigin-RevId: 878598319
diff --git a/vertexai/_genai/_evals_common.py b/vertexai/_genai/_evals_common.py
@@ -950,7 +950,9 @@ async def _run_adk_user_simulation(
                 {
                     "author": "user",
                     "content": invocation.user_content.model_dump(mode="json"),
-                    "event_time": invocation.creation_timestamp,
+                    "event_time": datetime.fromtimestamp(
+                        invocation.creation_timestamp, tz=timezone.utc
+                    ),
                 }
             )
         if invocation.intermediate_data:
@@ -967,7 +969,9 @@ async def _run_adk_user_simulation(
                                 if ie.content
                                 else None
                             ),
-                            "event_time": invocation.creation_timestamp,
+                            "event_time": datetime.fromtimestamp(
+                                invocation.creation_timestamp, tz=timezone.utc
+                            ),
                         }
                     )
             elif hasattr(invocation.intermediate_data, "tool_uses"):
@@ -976,7 +980,9 @@ async def _run_adk_user_simulation(
                         {
                             "author": "tool_call",
                             "content": tool_call.model_dump(mode="json"),
-                            "event_time": invocation.creation_timestamp,
+                            "event_time": datetime.fromtimestamp(
+                                invocation.creation_timestamp, tz=timezone.utc
+                            ),
                         }
                     )
 
@@ -985,7 +991,9 @@ async def _run_adk_user_simulation(
                 {
                     "author": "agent",
                     "content": invocation.final_response.model_dump(mode="json"),
-                    "event_time": invocation.creation_timestamp,
+                    "event_time": datetime.fromtimestamp(
+                        invocation.creation_timestamp, tz=timezone.utc
+                    ),
                 }
             )
 

Original file line number	Diff line number	Diff line change
`@@ -950,7 +950,9 @@ async def _run_adk_user_simulation(`
`950`	`950`	`{`
`951`	`951`	`"author": "user",`
`952`	`952`	`"content": invocation.user_content.model_dump(mode="json"),`
`953`		`- "event_time": invocation.creation_timestamp,`
	`953`	`+ "event_time": datetime.fromtimestamp(`
	`954`	`+ invocation.creation_timestamp, tz=timezone.utc`
	`955`	`+ ),`
`954`	`956`	`}`
`955`	`957`	`)`
`956`	`958`	`if invocation.intermediate_data:`
`@@ -967,7 +969,9 @@ async def _run_adk_user_simulation(`
`967`	`969`	`if ie.content`
`968`	`970`	`else None`
`969`	`971`	`),`
`970`		`- "event_time": invocation.creation_timestamp,`
	`972`	`+ "event_time": datetime.fromtimestamp(`
	`973`	`+ invocation.creation_timestamp, tz=timezone.utc`
	`974`	`+ ),`
`971`	`975`	`}`
`972`	`976`	`)`
`973`	`977`	`elif hasattr(invocation.intermediate_data, "tool_uses"):`
`@@ -976,7 +980,9 @@ async def _run_adk_user_simulation(`
`976`	`980`	`{`
`977`	`981`	`"author": "tool_call",`
`978`	`982`	`"content": tool_call.model_dump(mode="json"),`
`979`		`- "event_time": invocation.creation_timestamp,`
	`983`	`+ "event_time": datetime.fromtimestamp(`
	`984`	`+ invocation.creation_timestamp, tz=timezone.utc`
	`985`	`+ ),`
`980`	`986`	`}`
`981`	`987`	`)`
`982`	`988`
`@@ -985,7 +991,9 @@ async def _run_adk_user_simulation(`
`985`	`991`	`{`
`986`	`992`	`"author": "agent",`
`987`	`993`	`"content": invocation.final_response.model_dump(mode="json"),`
`988`		`- "event_time": invocation.creation_timestamp,`
	`994`	`+ "event_time": datetime.fromtimestamp(`
	`995`	`+ invocation.creation_timestamp, tz=timezone.utc`
	`996`	`+ ),`
`989`	`997`	`}`
`990`	`998`	`)`
`991`	`999`