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AdkApp
(
*
,
agent
:
BaseAgent
,
app_name
:
typing
.
Optional
[
str
]
=
None
,
plugins
:
typing
.
Optional
[
typing
.
List
[
BasePlugin
]]
=
None
,
enable_tracing
:
bool
=
False
,
session_service_builder
:
typing
.
Optional
[
typing
.
Callable
[[
...
],
BaseSessionService
]
]
=
None
,
artifact_service_builder
:
typing
.
Optional
[
typing
.
Callable
[[
...
],
BaseArtifactService
]
]
=
None
,
memory_service_builder
:
typing
.
Optional
[
typing
.
Callable
[[
...
],
BaseMemoryService
]
]
=
None
,
instrumentor_builder
:
typing
.
Optional
[
typing
.
Callable
[[
...
],
typing
.
Any
]]
=
None
)
An ADK Application.
Methods
AdkApp
AdkApp
(
*
,
agent
:
BaseAgent
,
app_name
:
typing
.
Optional
[
str
]
=
None
,
plugins
:
typing
.
Optional
[
typing
.
List
[
BasePlugin
]]
=
None
,
enable_tracing
:
bool
=
False
,
session_service_builder
:
typing
.
Optional
[
typing
.
Callable
[[
...
],
BaseSessionService
]
]
=
None
,
artifact_service_builder
:
typing
.
Optional
[
typing
.
Callable
[[
...
],
BaseArtifactService
]
]
=
None
,
memory_service_builder
:
typing
.
Optional
[
typing
.
Callable
[[
...
],
BaseMemoryService
]
]
=
None
,
instrumentor_builder
:
typing
.
Optional
[
typing
.
Callable
[[
...
],
typing
.
Any
]]
=
None
)
An ADK Application.
See https://cloud.google.com/vertex-ai/generative-ai/docs/agent-engine/develop/adk for details on how to develop ADK applications on Agent Engine.
agent
google.adk.agents.BaseAgent
Required. The ADK agent to run.
app_name
str
Optional. The name of the ADK application. Defaults to "default-app-name" when running locally, and to the corresponding agent engine ID when deployed on Agent Engine.
plugins
List[BasePlugin]
Optional. The plugins to use for the ADK application. Defaults to an empty list.
enable_tracing
bool
Optional. Whether to enable tracing in Cloud Trace. Defaults to False.
session_service_builder
Callable[..., BaseSessionService]
Optional. A callable that returns an ADK session service. Defaults to a callable that returns InMemorySessionService when running locally and VertexAiSessionService when running on Agent Engine.
artifact_service_builder
Callable[..., BaseArtifactService]
Optional. A callable that returns an ADK artifact service. Defaults to a callable that returns InMemoryArtifactService.
memory_service_builder
Callable[..., BaseMemoryService]
Optional. A callable that returns an ADK memory service. Defaults to a callable that returns InMemoryMemoryService when running locally and VertexAiMemoryBankService when running on Agent Engine.
instrumentor_builder
Callable[..., Any]
Optional. Callable that returns a new instrumentor. This can be used for customizing the instrumentation logic of the Agent. If not provided, a default instrumentor builder will be used. This parameter is ignored if enable_tracing
is False.
async_add_session_to_memory
async_add_session_to_memory
(
*
,
session
:
typing
.
Dict
[
str
,
typing
.
Any
])
Generates memories.
session
Dict[str, Any]
Required. The session to use for generating memories. It should be a dictionary representing an ADK Session object, e.g. session.model_dump(mode="json").
async_create_session
async_create_session
(
*
,
user_id
:
str
,
session_id
:
typing
.
Optional
[
str
]
=
None
,
state
:
typing
.
Optional
[
typing
.
Dict
[
str
,
typing
.
Any
]]
=
None
,
**
kwargs
)
Creates a new session.
user_id
str
Required. The ID of the user.
session_id
str
Optional. The ID of the session. If not provided, an ID will be be generated for the session.
state
dict[str, Any]
Optional. The initial state of the session.
\*\*kwargs
dict[str, Any]
Optional. Additional keyword arguments to pass to the session service.
Session
async_delete_session
async_delete_session
(
*
,
user_id
:
str
,
session_id
:
str
,
**
kwargs
)
Deletes a session for the given user.
user_id
str
Required. The ID of the user.
session_id
str
Required. The ID of the session.
\*\*kwargs
dict[str, Any]
Optional. Additional keyword arguments to pass to the session service.
async_get_session
async_get_session
(
*
,
user_id
:
str
,
session_id
:
str
,
**
kwargs
)
Get a session for the given user.
user_id
str
Required. The ID of the user.
session_id
str
Required. The ID of the session.
\*\*kwargs
dict[str, Any]
Optional. Additional keyword arguments to pass to the session service.
RuntimeError
Session
async_list_sessions
async_list_sessions
(
*
,
user_id
:
str
,
**
kwargs
)
List sessions for the given user.
user_id
str
Required. The ID of the user.
\*\*kwargs
dict[str, Any]
Optional. Additional keyword arguments to pass to the session service.
ListSessionsResponse
async_search_memory
async_search_memory
(
*
,
user_id
:
str
,
query
:
str
)
Searches memories for the given user.
async_stream_query
async_stream_query
(
*
,
message
:
typing
.
Union
[
str
,
typing
.
Dict
[
str
,
typing
.
Any
]],
user_id
:
str
,
session_id
:
typing
.
Optional
[
str
]
=
None
,
run_config
:
typing
.
Optional
[
typing
.
Dict
[
str
,
typing
.
Any
]]
=
None
,
**
kwargs
)
-
> typing
.
AsyncIterable
[
typing
.
Dict
[
str
,
typing
.
Any
]]
Streams responses asynchronously from the ADK application.
message
str
Required. The message to stream responses for.
user_id
str
Required. The ID of the user.
session_id
str
Optional. The ID of the session. If not provided, a new session will be created for the user.
run_config
Optional[Dict[str, Any]]
Optional. The run config to use for the query. If you want to pass in a run_config
pydantic object, you can pass in a dict representing it as run_config.model_dump(mode="json")
.
\*\*kwargs
dict[str, Any] :Yields: Event dictionaries asynchronously.
Optional. Additional keyword arguments to pass to the runner.
clone
clone
()
Returns a clone of the ADK application.
register_operations
register_operations
()
-
> typing
.
Dict
[
str
,
typing
.
List
[
str
]]
Registers the operations of the ADK application.
set_up
set_up
()
Sets up the ADK application.
streaming_agent_run_with_events
streaming_agent_run_with_events
(
request_json
:
str
)
Streams responses asynchronously from the ADK application.
In general, you should use async_stream_query
instead, as it has a
more structured API and works with the respective ADK services that
you have defined for the AdkApp. This method is primarily meant for
invocation from AgentSpace.
request_json
str
Required. The request to stream responses for.

