feat: add context manager support in client (#74)

- [ ] Regenerate this pull request now.

chore: fix docstring for first attribute of protos

committer: @busunkim96
PiperOrigin-RevId: 401271153

Source-Link: googleapis/googleapis@787f8c9

Source-Link: googleapis/googleapis-gen@81decff
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiODFkZWNmZmU5ZmM3MjM5NmE4MTUzZTc1NmQxZDY3YTZlZWNmZDYyMCJ9

google/cloud/apigateway_v1/services/api_gateway_service/async_client.py

@@ -1588,6 +1588,12 @@ async def delete_api_config(
         # Done; return the response.
         return response
 
+    async def __aenter__(self):
+        return self
+
+    async def __aexit__(self, exc_type, exc, tb):
+        await self.transport.close()
+
 
 try:
     DEFAULT_CLIENT_INFO = gapic_v1.client_info.ClientInfo(

google/cloud/apigateway_v1/services/api_gateway_service/client.py

@@ -424,10 +424,7 @@ def __init__(
                 client_cert_source_for_mtls=client_cert_source_func,
                 quota_project_id=client_options.quota_project_id,
                 client_info=client_info,
-                always_use_jwt_access=(
-                    Transport == type(self).get_transport_class("grpc")
-                    or Transport == type(self).get_transport_class("grpc_asyncio")
-                ),
+                always_use_jwt_access=True,
             )
 
     def list_gateways(
@@ -1755,6 +1752,19 @@ def delete_api_config(
         # Done; return the response.
         return response
 
+    def __enter__(self):
+        return self
+
+    def __exit__(self, type, value, traceback):
+        """Releases underlying transport's resources.
+
+        .. warning::
+            ONLY use as a context manager if the transport is NOT shared
+            with other clients! Exiting the with block will CLOSE the transport
+            and may cause errors in other clients!
+        """
+        self.transport.close()
+
 
 try:
     DEFAULT_CLIENT_INFO = gapic_v1.client_info.ClientInfo(

google/cloud/apigateway_v1/services/api_gateway_service/transports/base.py

@@ -302,6 +302,15 @@ def _prep_wrapped_messages(self, client_info):
             ),
         }
 
+    def close(self):
+        """Closes resources associated with the transport.
+
+       .. warning::
+            Only call this method if the transport is NOT shared
+            with other clients - this may cause errors in other clients!
+        """
+        raise NotImplementedError()
+
     @property
     def operations_client(self) -> operations_v1.OperationsClient:
         """Return the client designed to process long-running operations."""

google/cloud/apigateway_v1/services/api_gateway_service/transports/grpc.py

@@ -635,5 +635,8 @@ def delete_api_config(
             )
         return self._stubs["delete_api_config"]
 
+    def close(self):
+        self.grpc_channel.close()
+
 
 __all__ = ("ApiGatewayServiceGrpcTransport",)

google/cloud/apigateway_v1/services/api_gateway_service/transports/grpc_asyncio.py

@@ -656,5 +656,8 @@ def delete_api_config(
             )
         return self._stubs["delete_api_config"]
 
+    def close(self):
+        return self.grpc_channel.close()
+
 
 __all__ = ("ApiGatewayServiceGrpcAsyncIOTransport",)

google/cloud/apigateway_v1/types/apigateway.py

@@ -50,6 +50,7 @@
 
 class Api(proto.Message):
     r"""An API that can be served by one or more Gateways.
+
     Attributes:
         name (str):
             Output only. Resource name of the API.
@@ -166,6 +167,7 @@ class State(proto.Enum):
 
     class File(proto.Message):
         r"""A lightweight description of a file.
+
         Attributes:
             path (str):
                 The file path (full or relative path). This
@@ -180,6 +182,7 @@ class File(proto.Message):
 
     class OpenApiDocument(proto.Message):
         r"""An OpenAPI Specification Document describing an API.
+
         Attributes:
             document (google.cloud.apigateway_v1.types.ApiConfig.File):
                 The OpenAPI Specification document file.
@@ -189,6 +192,7 @@ class OpenApiDocument(proto.Message):
 
     class GrpcServiceDefinition(proto.Message):
         r"""A gRPC service definition.
+
         Attributes:
             file_descriptor_set (google.cloud.apigateway_v1.types.ApiConfig.File):
                 Input only. File descriptor set, generated by protoc.
@@ -285,6 +289,7 @@ class State(proto.Enum):
 
 class ListGatewaysRequest(proto.Message):
     r"""Request message for ApiGatewayService.ListGateways
+
     Attributes:
         parent (str):
             Required. Parent resource of the Gateway, of the form:
@@ -308,6 +313,7 @@ class ListGatewaysRequest(proto.Message):
 
 class ListGatewaysResponse(proto.Message):
     r"""Response message for ApiGatewayService.ListGateways
+
     Attributes:
         gateways (Sequence[google.cloud.apigateway_v1.types.Gateway]):
             Gateways.
@@ -328,6 +334,7 @@ def raw_page(self):
 
 class GetGatewayRequest(proto.Message):
     r"""Request message for ApiGatewayService.GetGateway
+
     Attributes:
         name (str):
             Required. Resource name of the form:
@@ -339,6 +346,7 @@ class GetGatewayRequest(proto.Message):
 
 class CreateGatewayRequest(proto.Message):
     r"""Request message for ApiGatewayService.CreateGateway
+
     Attributes:
         parent (str):
             Required. Parent resource of the Gateway, of the form:
@@ -358,6 +366,7 @@ class CreateGatewayRequest(proto.Message):
 
 class UpdateGatewayRequest(proto.Message):
     r"""Request message for ApiGatewayService.UpdateGateway
+
     Attributes:
         update_mask (google.protobuf.field_mask_pb2.FieldMask):
             Field mask is used to specify the fields to be overwritten
@@ -378,6 +387,7 @@ class UpdateGatewayRequest(proto.Message):
 
 class DeleteGatewayRequest(proto.Message):
     r"""Request message for ApiGatewayService.DeleteGateway
+
     Attributes:
         name (str):
             Required. Resource name of the form:
@@ -389,6 +399,7 @@ class DeleteGatewayRequest(proto.Message):
 
 class ListApisRequest(proto.Message):
     r"""Request message for ApiGatewayService.ListApis
+
     Attributes:
         parent (str):
             Required. Parent resource of the API, of the form:
@@ -412,6 +423,7 @@ class ListApisRequest(proto.Message):
 
 class ListApisResponse(proto.Message):
     r"""Response message for ApiGatewayService.ListApis
+
     Attributes:
         apis (Sequence[google.cloud.apigateway_v1.types.Api]):
             APIs.
@@ -432,6 +444,7 @@ def raw_page(self):
 
 class GetApiRequest(proto.Message):
     r"""Request message for ApiGatewayService.GetApi
+
     Attributes:
         name (str):
             Required. Resource name of the form:
@@ -443,6 +456,7 @@ class GetApiRequest(proto.Message):
 
 class CreateApiRequest(proto.Message):
     r"""Request message for ApiGatewayService.CreateApi
+
     Attributes:
         parent (str):
             Required. Parent resource of the API, of the form:
@@ -462,6 +476,7 @@ class CreateApiRequest(proto.Message):
 
 class UpdateApiRequest(proto.Message):
     r"""Request message for ApiGatewayService.UpdateApi
+
     Attributes:
         update_mask (google.protobuf.field_mask_pb2.FieldMask):
             Field mask is used to specify the fields to be overwritten
@@ -482,6 +497,7 @@ class UpdateApiRequest(proto.Message):
 
 class DeleteApiRequest(proto.Message):
     r"""Request message for ApiGatewayService.DeleteApi
+
     Attributes:
         name (str):
             Required. Resource name of the form:
@@ -493,6 +509,7 @@ class DeleteApiRequest(proto.Message):
 
 class ListApiConfigsRequest(proto.Message):
     r"""Request message for ApiGatewayService.ListApiConfigs
+
     Attributes:
         parent (str):
             Required. Parent resource of the API Config, of the form:
@@ -516,6 +533,7 @@ class ListApiConfigsRequest(proto.Message):
 
 class ListApiConfigsResponse(proto.Message):
     r"""Response message for ApiGatewayService.ListApiConfigs
+
     Attributes:
         api_configs (Sequence[google.cloud.apigateway_v1.types.ApiConfig]):
             API Configs.
@@ -536,6 +554,7 @@ def raw_page(self):
 
 class GetApiConfigRequest(proto.Message):
     r"""Request message for ApiGatewayService.GetApiConfig
+
     Attributes:
         name (str):
             Required. Resource name of the form:
@@ -559,6 +578,7 @@ class ConfigView(proto.Enum):
 
 class CreateApiConfigRequest(proto.Message):
     r"""Request message for ApiGatewayService.CreateApiConfig
+
     Attributes:
         parent (str):
             Required. Parent resource of the API Config, of the form:
@@ -578,6 +598,7 @@ class CreateApiConfigRequest(proto.Message):
 
 class UpdateApiConfigRequest(proto.Message):
     r"""Request message for ApiGatewayService.UpdateApiConfig
+
     Attributes:
         update_mask (google.protobuf.field_mask_pb2.FieldMask):
             Field mask is used to specify the fields to be overwritten
@@ -598,6 +619,7 @@ class UpdateApiConfigRequest(proto.Message):
 
 class DeleteApiConfigRequest(proto.Message):
     r"""Request message for ApiGatewayService.DeleteApiConfig
+
     Attributes:
         name (str):
             Required. Resource name of the form:
@@ -609,6 +631,7 @@ class DeleteApiConfigRequest(proto.Message):
 
 class OperationMetadata(proto.Message):
     r"""Represents the metadata of the long-running operation.
+
     Attributes:
         create_time (google.protobuf.timestamp_pb2.Timestamp):
             Output only. The time the operation was
@@ -641,6 +664,7 @@ class OperationMetadata(proto.Message):
 
     class Diagnostic(proto.Message):
         r"""Diagnostic information from configuration processing.
+
         Attributes:
             location (str):
                 Location of the diagnostic.

tests/unit/gapic/apigateway_v1/test_api_gateway_service.py

@@ -32,6 +32,7 @@
 from google.api_core import grpc_helpers_async
 from google.api_core import operation_async  # type: ignore
 from google.api_core import operations_v1
+from google.api_core import path_template
 from google.auth import credentials as ga_credentials
 from google.auth.exceptions import MutualTLSChannelError
 from google.cloud.apigateway_v1.services.api_gateway_service import (
@@ -4248,6 +4249,9 @@ def test_api_gateway_service_base_transport():
         with pytest.raises(NotImplementedError):
             getattr(transport, method)(request=object())
 
+    with pytest.raises(NotImplementedError):
+        transport.close()
+
     # Additionally, the LRO client (a property) should
     # also raise NotImplementedError
     with pytest.raises(NotImplementedError):
@@ -4871,3 +4875,49 @@ def test_client_withDEFAULT_CLIENT_INFO():
             credentials=ga_credentials.AnonymousCredentials(), client_info=client_info,
         )
         prep.assert_called_once_with(client_info)
+
+
+@pytest.mark.asyncio
+async def test_transport_close_async():
+    client = ApiGatewayServiceAsyncClient(
+        credentials=ga_credentials.AnonymousCredentials(), transport="grpc_asyncio",
+    )
+    with mock.patch.object(
+        type(getattr(client.transport, "grpc_channel")), "close"
+    ) as close:
+        async with client:
+            close.assert_not_called()
+        close.assert_called_once()
+
+
+def test_transport_close():
+    transports = {
+        "grpc": "_grpc_channel",
+    }
+
+    for transport, close_name in transports.items():
+        client = ApiGatewayServiceClient(
+            credentials=ga_credentials.AnonymousCredentials(), transport=transport
+        )
+        with mock.patch.object(
+            type(getattr(client.transport, close_name)), "close"
+        ) as close:
+            with client:
+                close.assert_not_called()
+            close.assert_called_once()
+
+
+def test_client_ctx():
+    transports = [
+        "grpc",
+    ]
+    for transport in transports:
+        client = ApiGatewayServiceClient(
+            credentials=ga_credentials.AnonymousCredentials(), transport=transport
+        )
+        # Test client calls underlying transport.
+        with mock.patch.object(type(client.transport), "close") as close:
+            close.assert_not_called()
+            with client:
+                pass
+            close.assert_called()