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This repository has been archived by the owner on Sep 5, 2023. It is now read-only.

feat: add context manager support in client #116

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Expand Up @@ -225,6 +225,12 @@ def streaming_translate_speech(
# 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(
Expand Down
Expand Up @@ -330,10 +330,7 @@ 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 streaming_translate_speech(
Expand Down Expand Up @@ -384,6 +381,19 @@ def streaming_translate_speech(
# 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(
Expand Down
Expand Up @@ -161,6 +161,15 @@ 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 streaming_translate_speech(
self,
Expand Down
Expand Up @@ -256,5 +256,8 @@ def streaming_translate_speech(
)
return self._stubs["streaming_translate_speech"]

def close(self):
self.grpc_channel.close()


__all__ = ("SpeechTranslationServiceGrpcTransport",)
Expand Up @@ -259,5 +259,8 @@ def streaming_translate_speech(
)
return self._stubs["streaming_translate_speech"]

def close(self):
return self.grpc_channel.close()


__all__ = ("SpeechTranslationServiceGrpcAsyncIOTransport",)
Expand Up @@ -107,6 +107,7 @@ class TranslateSpeechConfig(proto.Message):

class StreamingTranslateSpeechConfig(proto.Message):
r"""Config used for streaming translation.

Attributes:
audio_config (google.cloud.mediatranslation_v1beta1.types.TranslateSpeechConfig):
Required. The common config for all the
Expand Down Expand Up @@ -187,6 +188,7 @@ class StreamingTranslateSpeechResult(proto.Message):

class TextTranslationResult(proto.Message):
r"""Text translation result.

Attributes:
translation (str):
Output only. The translated sentence.
Expand Down
Expand Up @@ -29,6 +29,7 @@
from google.api_core import gapic_v1
from google.api_core import grpc_helpers
from google.api_core import grpc_helpers_async
from google.api_core import path_template
from google.auth import credentials as ga_credentials
from google.auth.exceptions import MutualTLSChannelError
from google.cloud.mediatranslation_v1beta1.services.speech_translation_service import (
Expand Down Expand Up @@ -709,6 +710,9 @@ def test_speech_translation_service_base_transport():
with pytest.raises(NotImplementedError):
getattr(transport, method)(request=object())

with pytest.raises(NotImplementedError):
transport.close()


@requires_google_auth_gte_1_25_0
def test_speech_translation_service_base_transport_with_credentials_file():
Expand Down Expand Up @@ -1171,3 +1175,49 @@ 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 = SpeechTranslationServiceAsyncClient(
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 = SpeechTranslationServiceClient(
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 = SpeechTranslationServiceClient(
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()