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# Copyright 2017 gRPC authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""An example gRPC Python-using server-side application."""
import grpc
# requests_pb2 is a semantic dependency of this module.
from tests.testing import _application_common
from tests.testing.proto import requests_pb2 # pylint: disable=unused-import
from tests.testing.proto import services_pb2
from tests.testing.proto import services_pb2_grpc
class FirstServiceServicer(services_pb2_grpc.FirstServiceServicer):
"""Services RPCs."""
def UnUn(self, request, context):
if _application_common.UNARY_UNARY_REQUEST == request:
return _application_common.UNARY_UNARY_RESPONSE
else:
context.set_code(grpc.StatusCode.INVALID_ARGUMENT)
context.set_details('Something is wrong with your request!')
return services_pb2.Down()
def UnStre(self, request, context):
if _application_common.UNARY_STREAM_REQUEST != request:
context.set_code(grpc.StatusCode.INVALID_ARGUMENT)
context.set_details('Something is wrong with your request!')
return
yield services_pb2.Strange() # pylint: disable=unreachable
def StreUn(self, request_iterator, context):
context.send_initial_metadata(((
'server_application_metadata_key',
'Hi there!',
),))
for request in request_iterator:
if request != _application_common.STREAM_UNARY_REQUEST:
context.set_code(grpc.StatusCode.INVALID_ARGUMENT)
context.set_details('Something is wrong with your request!')
return services_pb2.Strange()
elif not context.is_active():
return services_pb2.Strange()
else:
return _application_common.STREAM_UNARY_RESPONSE
def StreStre(self, request_iterator, context):
for request in request_iterator:
if request != _application_common.STREAM_STREAM_REQUEST:
context.set_code(grpc.StatusCode.INVALID_ARGUMENT)
context.set_details('Something is wrong with your request!')
return
elif not context.is_active():
return
else:
yield _application_common.STREAM_STREAM_RESPONSE
yield _application_common.STREAM_STREAM_RESPONSE
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