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How to use _handler method in localstack

Best Python code snippet using localstack_python

test_namedpipe.py

Source:test_namedpipe.py

...38            self._mock_output_queue,39            self._mock_client_connected,40            self._FAKE_LOG_PATH)41        self._handler._ioutils = self._ioutils42    def _mock_setup_pipe_handler(self):43        self._handler._log_file_handle = mock.Mock()44        self._handler._pipe_handle = mock.sentinel.pipe_handle45        self._handler._workers = [mock.Mock(), mock.Mock()]46        self._handler._r_buffer = mock.Mock()47        self._handler._w_buffer = mock.Mock()48        self._handler._r_overlapped = mock.Mock()49        self._handler._w_overlapped = mock.Mock()50        self._handler._r_completion_routine = mock.Mock()51        self._handler._w_completion_routine = mock.Mock()52    @mock.patch.object(builtins, 'open')53    @mock.patch.object(namedpipe.NamedPipeHandler, '_open_pipe')54    def test_start_pipe_handler(self, mock_open_pipe, mock_open):55        self._handler.start()56        mock_open_pipe.assert_called_once_with()57        mock_open.assert_called_once_with(self._FAKE_LOG_PATH, 'ab', 1)58        self.assertEqual(mock_open.return_value,59                         self._handler._log_file_handle)60        thread = namedpipe.threading.Thread61        thread.assert_has_calls(62            [mock.call(target=self._handler._read_from_pipe),63             mock.call().setDaemon(True),64             mock.call().start(),65             mock.call(target=self._handler._write_to_pipe),66             mock.call().setDaemon(True),67             mock.call().start()])68    @mock.patch.object(namedpipe.NamedPipeHandler, 'stop')69    @mock.patch.object(namedpipe.NamedPipeHandler, '_open_pipe')70    def test_start_pipe_handler_exception(self, mock_open_pipe,71                                          mock_stop_handler):72        mock_open_pipe.side_effect = Exception73        self.assertRaises(exceptions.OSWinException,74                          self._handler.start)75        mock_stop_handler.assert_called_once_with()76    @mock.patch.object(namedpipe.NamedPipeHandler, '_close_pipe')77    def test_stop_pipe_handler(self, mock_close_pipe):78        self._mock_setup_pipe_handler()79        self._handler.stop()80        self._handler._stopped.set.assert_called_once_with()81        mock_close_pipe.assert_called_once_with()82        self._handler._log_file_handle.close.assert_called_once_with()83        self._ioutils.set_event.assert_has_calls(84            [mock.call(self._handler._r_overlapped.hEvent),85             mock.call(self._handler._w_overlapped.hEvent)])86        self._ioutils.cancel_io.assert_called_once_with(87            mock.sentinel.pipe_handle)88        for worker in self._handler._workers:89            worker.join.assert_called_once_with()90    def test_setup_io_structures(self):91        self._handler._setup_io_structures()92        self.assertEqual(self._ioutils.get_buffer.return_value,93                         self._handler._r_buffer)94        self.assertEqual(self._ioutils.get_buffer.return_value,95                         self._handler._w_buffer)96        self.assertEqual(97            self._ioutils.get_new_overlapped_structure.return_value,98            self._handler._r_overlapped)99        self.assertEqual(100            self._ioutils.get_new_overlapped_structure.return_value,101            self._handler._w_overlapped)102        self.assertEqual(103            self._ioutils.get_completion_routine.return_value,104            self._handler._r_completion_routine)105        self.assertEqual(106            self._ioutils.get_completion_routine.return_value,107            self._handler._w_completion_routine)108        self.assertIsNone(self._handler._log_file_handle)109        self._ioutils.get_buffer.assert_has_calls(110            [mock.call(constants.SERIAL_CONSOLE_BUFFER_SIZE)] * 2)111        self._ioutils.get_completion_routine.assert_has_calls(112            [mock.call(self._handler._read_callback),113             mock.call()])114    def test_open_pipe(self):115        self._handler._open_pipe()116        self._ioutils.wait_named_pipe.assert_called_once_with(117            mock.sentinel.pipe_name)118        self._ioutils.open.assert_called_once_with(119            mock.sentinel.pipe_name,120            desired_access=(ioutils.GENERIC_READ | ioutils.GENERIC_WRITE),121            share_mode=(ioutils.FILE_SHARE_READ | ioutils.FILE_SHARE_WRITE),122            creation_disposition=ioutils.OPEN_EXISTING,123            flags_and_attributes=ioutils.FILE_FLAG_OVERLAPPED)124        self.assertEqual(self._ioutils.open.return_value,125                         self._handler._pipe_handle)126    def test_close_pipe(self):127        self._mock_setup_pipe_handler()128        self._handler._close_pipe()129        self._ioutils.close_handle.assert_called_once_with(130            mock.sentinel.pipe_handle)131        self.assertIsNone(self._handler._pipe_handle)132    def test_cancel_io(self):133        self._mock_setup_pipe_handler()134        self._handler._cancel_io()135        self._ioutils.set_event.assert_has_calls(136            [mock.call(self._handler._r_overlapped.hEvent),137             mock.call(self._handler._w_overlapped.hEvent)])138        self._ioutils.cancel_io.assert_called_once_with(139            mock.sentinel.pipe_handle)140    @mock.patch.object(namedpipe.NamedPipeHandler, '_start_io_worker')141    def test_read_from_pipe(self, mock_start_worker):142        self._mock_setup_pipe_handler()143        self._handler._read_from_pipe()144        mock_start_worker.assert_called_once_with(145            self._ioutils.read,146            self._handler._r_buffer,147            self._handler._r_overlapped,148            self._handler._r_completion_routine)149    @mock.patch.object(namedpipe.NamedPipeHandler, '_start_io_worker')150    def test_write_to_pipe(self, mock_start_worker):151        self._mock_setup_pipe_handler()152        self._handler._write_to_pipe()153        mock_start_worker.assert_called_once_with(154            self._ioutils.write,155            self._handler._w_buffer,156            self._handler._w_overlapped,157            self._handler._w_completion_routine,158            self._handler._get_data_to_write)159    def _test_start_io_worker(self, buff_update_func=None, exception=None):160        self._handler._stopped.isSet.side_effect = [False, True]161        self._handler._pipe_handle = mock.sentinel.pipe_handle162        self._handler.stop = mock.Mock()163        io_func = mock.Mock(side_effect=exception)164        fake_buffer = 'fake_buffer'165        self._handler._start_io_worker(io_func, fake_buffer,166                                       mock.sentinel.overlapped_structure,167                                       mock.sentinel.completion_routine,168                                       buff_update_func)169        if buff_update_func:170            num_bytes = buff_update_func()171        else:172            num_bytes = len(fake_buffer)173        io_func.assert_called_once_with(mock.sentinel.pipe_handle,174                                        fake_buffer, num_bytes,175                                        mock.sentinel.overlapped_structure,176                                        mock.sentinel.completion_routine)177        if exception:178            self._handler._stopped.set.assert_called_once_with()179    def test_start_io_worker(self):180        self._test_start_io_worker()181    def test_start_io_worker_with_buffer_update_method(self):182        self._test_start_io_worker(buff_update_func=mock.Mock())183    def test_start_io_worker_exception(self):184        self._test_start_io_worker(exception=IOError)185    @mock.patch.object(namedpipe.NamedPipeHandler, '_write_to_log')186    def test_read_callback(self, mock_write_to_log):187        self._mock_setup_pipe_handler()188        fake_data = self._ioutils.get_buffer_data.return_value189        self._handler._read_callback(mock.sentinel.num_bytes)190        self._ioutils.get_buffer_data.assert_called_once_with(191            self._handler._r_buffer, mock.sentinel.num_bytes)192        self._mock_output_queue.put.assert_called_once_with(fake_data)193        mock_write_to_log.assert_called_once_with(fake_data)194    @mock.patch.object(namedpipe, 'time')195    def test_get_data_to_write(self, mock_time):196        self._mock_setup_pipe_handler()197        self._handler._stopped.isSet.side_effect = [False, False]198        self._mock_client_connected.isSet.side_effect = [False, True]199        fake_data = 'fake input data'200        self._mock_input_queue.get.return_value = fake_data201        num_bytes = self._handler._get_data_to_write()202        mock_time.sleep.assert_called_once_with(1)203        self._ioutils.write_buffer_data.assert_called_once_with(204            self._handler._w_buffer, fake_data)205        self.assertEqual(len(fake_data), num_bytes)206    @mock.patch.object(namedpipe.NamedPipeHandler, '_rotate_logs')207    def _test_write_to_log(self, mock_rotate_logs, size_exceeded=False):208        self._mock_setup_pipe_handler()209        self._handler._stopped.isSet.return_value = False210        fake_handle = self._handler._log_file_handle211        fake_handle.tell.return_value = (constants.MAX_CONSOLE_LOG_FILE_SIZE212                                         if size_exceeded else 0)213        fake_data = 'fake_data'214        self._handler._write_to_log(fake_data)215        if size_exceeded:216            mock_rotate_logs.assert_called_once_with()217        self._handler._log_file_handle.write.assert_called_once_with(218            fake_data)219    def test_write_to_log(self):220        self._test_write_to_log()221    def test_write_to_log_size_exceeded(self):222        self._test_write_to_log(size_exceeded=True)223    @mock.patch.object(namedpipe.NamedPipeHandler, '_retry_if_file_in_use')224    @mock.patch.object(builtins, 'open')225    @mock.patch.object(namedpipe, 'os')226    def test_rotate_logs(self, mock_os, mock_open, mock_exec_retry):227        fake_archived_log_path = self._FAKE_LOG_PATH + '.1'228        mock_os.path.exists.return_value = True229        self._mock_setup_pipe_handler()230        fake_handle = self._handler._log_file_handle231        self._handler._rotate_logs()232        fake_handle.flush.assert_called_once_with()233        fake_handle.close.assert_called_once_with()234        mock_os.path.exists.assert_called_once_with(235            fake_archived_log_path)236        mock_exec_retry.assert_has_calls([mock.call(mock_os.remove,237                                                    fake_archived_log_path),238                                          mock.call(mock_os.rename,239                                                    self._FAKE_LOG_PATH,240                                                    fake_archived_log_path)])241        mock_open.assert_called_once_with(self._FAKE_LOG_PATH, 'ab', 1)242        self.assertEqual(mock_open.return_value,243                         self._handler._log_file_handle)...

motors_controller.py

Source:motors_controller.py

1import mathutils2class MotorController:3    """Handles 4 motors with mecanum wheels motion."""4    def __init__(self, motors_handler, sensors_handler,5                 encoders_handler, brake_delay):6        self._handler = motors_handler7        self._sensors_input = True8        self._sensors_handler = sensors_handler9        self._encoders_handler = encoders_handler10        self._mathUtils = mathutils.MathUtils()11        self._brake_delay = brake_delay12    """Moves the robot forward"""13    def forward(self, speed: int):14        self._handler.set_motor('A', 'F', speed)15        self._handler.set_motor('B', 'F', speed)16        self._handler.set_motor('C', 'F', speed)17        self._handler.set_motor('D', 'F', speed)18        self._handler.write_motors()19    def forward(self, speed: int, rotations: float):20        if not self._sensors_input:21            return22        encoders_data = []23        while not encoders_data:24            encoders_data = self._encoders_handler.read()25        target_values = []26        for encoder in encoders_data:27            target_values.append(encoder + rotations)28        while True:29            encoders_data = []30            while not encoders_data:31                encoders_data = self._encoders_handler.read()32            diffs = []33            self.forward(speed)34            for i in range(len(encoders_data)):35                diffs = target_values[i] - encoders_data[i]36            if abs(diffs[0]) < 5:37                self.brake('A')38                return39            elif abs(diffs[1]) < 5:40                self.brake('B')41                return42            elif abs(diffs[2]) < 5:43                self.brake('C')44                return45            elif abs(diffs[3]) < 5:46                self.brake('D')47                return48    """Moves the robot backward."""49    def backward(self, speed: int):50        self._handler.set_motor('A', 'B', speed)51        self._handler.set_motor('B', 'B', speed)52        self._handler.set_motor('C', 'B', speed)53        self._handler.set_motor('D', 'B', speed)54        self._handler.write_motors()55    def backward(self, speed: int, rotations: float):56        if not self._sensors_input:57            return58        encoders_data = []59        while not encoders_data:60            encoders_data = self._encoders_handler.read()61        target_values = []62        for encoder in encoders_data:63            target_values.append(encoder - rotations)64        while True:65            encoders_data = []66            while not encoders_data:67                encoders_data = self._encoders_handler.read()68            diffs = []69            self.backward(speed)70            for i in range(len(encoders_data)):71                diffs = target_values[i] - encoders_data[i]72            if abs(diffs[0]) < 5:73                self.brake('A')74                return75            elif abs(diffs[1]) < 5:76                self.brake('B')77                return78            elif abs(diffs[2]) < 5:79                self.brake('C')80                return81            elif abs(diffs[3]) < 5:82                self.brake('D')83                return84    def left(self, speed: int):85        self._handler.set_motor('A', 'B', speed)86        self._handler.set_motor('B', 'F', speed)87        self._handler.set_motor('C', 'B', speed)88        self._handler.set_motor('D', 'F', speed)89        self._handler.write_motors()90    def right(self, speed: int):91        self._handler.set_motor('A', 'F', speed)92        self._handler.set_motor('B', 'B', speed)93        self._handler.set_motor('C', 'F', speed)94        self._handler.set_motor('D', 'B', speed)95        self._handler.write_motors()96    """Slides the robot to a given angle."""97    def slide(self, angle: float, speed: int):98        if not self._sensors_input:99            return100        if angle >= 0:101            if angle <= 45:102                bc_speed = int(self._mathUtils.valmap(angle, 45, 0, 0, speed))103                self._handler.set_motor('A', 'F', speed)104                self._handler.set_motor('B', 'F', bc_speed)105                self._handler.set_motor('C', 'F', bc_speed)106                self._handler.set_motor('D', 'F', speed)107            elif angle <= 90:108                bc_speed = int(self._mathUtils.valmap(angle, 45, 90, 0, speed))109                self._handler.set_motor('A', 'F', speed)110                self._handler.set_motor('B', 'B', bc_speed)111                self._handler.set_motor('C', 'B', bc_speed)112                self._handler.set_motor('D', 'F', speed)113            elif angle <= 135:114                ad_speed = int(115                    self._mathUtils.valmap(angle, 135, 90, 0, speed)116                )117                self._handler.set_motor('A', 'F', ad_speed)118                self._handler.set_motor('B', 'B', speed)119                self._handler.set_motor('C', 'B', speed)120                self._handler.set_motor('D', 'F', ad_speed)121            elif angle <= 180:122                bc_speed = int(123                    self._mathUtils.valmap(angle, 135, 180, 0, speed)124                )125                self._handler.set_motor('A', 'B', speed)126                self._handler.set_motor('B', 'B', bc_speed)127                self._handler.set_motor('C', 'B', bc_speed)128                self._handler.set_motor('D', 'B', speed)129        else:130            if angle >= -45:131                ad_speed = int(self._mathUtils.valmap(angle, -45, 0, 0, speed))132                self._handler.set_motor('A', 'F', ad_speed)133                self._handler.set_motor('B', 'F', speed)134                self._handler.set_motor('C', 'F', speed)135                self._handler.set_motor('D', 'F', ad_speed)136            elif angle >= -90:137                ad_speed = int(138                    self._mathUtils.valmap(angle, -45, -90, 0, speed)139                )140                self._handler.set_motor('A', 'B', ad_speed)141                self._handler.set_motor('B', 'F', speed)142                self._handler.set_motor('C', 'F', speed)143                self._handler.set_motor('D', 'B', ad_speed)144            elif angle >= -135:145                bc_speed = int(146                    self._mathUtils.valmap(angle, -135, -90, 0, speed)147                )148                self._handler.set_motor('A', 'B', speed)149                self._handler.set_motor('B', 'F', bc_speed)150                self._handler.set_motor('C', 'F', bc_speed)151                self._handler.set_motor('D', 'B', speed)152            elif angle >= -180:153                ad_speed = int(154                    self._mathUtils.valmap(angle, -135, -180, 0, speed)155                )156                self._handler.set_motor('A', 'B', ad_speed)157                self._handler.set_motor('B', 'B', speed)158                self._handler.set_motor('C', 'B', speed)159                self._handler.set_motor('D', 'B', ad_speed)160        self._handler.write_motors()161    """Turns the robot to a given angle"""162    def turn(self, angle: float, speed: int):163        if not self._sensors_input:164            return165        sensors_data = []166        while not sensors_data:167            sensors_data = self._sensors_handler.read()168        robot_angle = sensors_data[2]169        target_angle = robot_angle + angle170        target_angle = target_angle % 360171        if target_angle < 0:172            target_angle = target_angle + 360173        while True:174            sensors_data = []175            while not sensors_data:176                sensors_data = self._sensors_handler.read()177            robot_angle = sensors_data[2]178            diff = target_angle - robot_angle179            direction = 180 - (diff + 360) % 360180            if direction > 0:181                self.right(speed)182            else:183                self.left(speed)184            if abs(diff) < 5:185                self.brake()186                return187    def point_to(self, angle, speed):188        if not self._sensors_input:189            return190        sensors_data = []191        while not sensors_data:192            sensors_data = self._handler.get_sensors()193        robot_angle = sensors_data[2]194        diff = angle - robot_angle195        self.turn(diff, speed)196    def turn_manual(self, direction: str, speed: int):197        if direction == 'L':198            self.left(speed)199        elif direction == 'R':200            self.right(speed)201    """Stops all motors."""202    def brake(self):203        self._handler.set_motor('A', 'F', 0)204        self._handler.set_motor('B', 'F', 0)205        self._handler.set_motor('C', 'F', 0)206        self._handler.set_motor('D', 'F', 0)207        self._handler.write_motors()208    def brake(self, motor):209        self._handler.set_motor(motor, 'F', 0)...

_invocation.py

Source:_invocation.py

1# Copyright 2017 gRPC authors.2#3# Licensed under the Apache License, Version 2.0 (the "License");4# you may not use this file except in compliance with the License.5# You may obtain a copy of the License at6#7#     http://www.apache.org/licenses/LICENSE-2.08#9# Unless required by applicable law or agreed to in writing, software10# distributed under the License is distributed on an "AS IS" BASIS,11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.12# See the License for the specific language governing permissions and13# limitations under the License.14import logging15import threading16import grpc17_NOT_YET_OBSERVED = object()18logging.basicConfig()19_LOGGER = logging.getLogger(__name__)20def _cancel(handler):21    return handler.cancel(grpc.StatusCode.CANCELLED, 'Locally cancelled!')22def _is_active(handler):23    return handler.is_active()24def _time_remaining(unused_handler):25    raise NotImplementedError()26def _add_callback(handler, callback):27    return handler.add_callback(callback)28def _initial_metadata(handler):29    return handler.initial_metadata()30def _trailing_metadata(handler):31    trailing_metadata, unused_code, unused_details = handler.termination()32    return trailing_metadata33def _code(handler):34    unused_trailing_metadata, code, unused_details = handler.termination()35    return code36def _details(handler):37    unused_trailing_metadata, unused_code, details = handler.termination()38    return details39class _Call(grpc.Call):40    def __init__(self, handler):41        self._handler = handler42    def cancel(self):43        _cancel(self._handler)44    def is_active(self):45        return _is_active(self._handler)46    def time_remaining(self):47        return _time_remaining(self._handler)48    def add_callback(self, callback):49        return _add_callback(self._handler, callback)50    def initial_metadata(self):51        return _initial_metadata(self._handler)52    def trailing_metadata(self):53        return _trailing_metadata(self._handler)54    def code(self):55        return _code(self._handler)56    def details(self):57        return _details(self._handler)58class _RpcErrorCall(grpc.RpcError, grpc.Call):59    def __init__(self, handler):60        self._handler = handler61    def cancel(self):62        _cancel(self._handler)63    def is_active(self):64        return _is_active(self._handler)65    def time_remaining(self):66        return _time_remaining(self._handler)67    def add_callback(self, callback):68        return _add_callback(self._handler, callback)69    def initial_metadata(self):70        return _initial_metadata(self._handler)71    def trailing_metadata(self):72        return _trailing_metadata(self._handler)73    def code(self):74        return _code(self._handler)75    def details(self):76        return _details(self._handler)77def _next(handler):78    read = handler.take_response()79    if read.code is None:80        return read.response81    elif read.code is grpc.StatusCode.OK:82        raise StopIteration()83    else:84        raise _RpcErrorCall(handler)85class _HandlerExtras(object):86    def __init__(self):87        self.condition = threading.Condition()88        self.unary_response = _NOT_YET_OBSERVED89        self.cancelled = False90def _with_extras_cancel(handler, extras):91    with extras.condition:92        if handler.cancel(grpc.StatusCode.CANCELLED, 'Locally cancelled!'):93            extras.cancelled = True94            return True95        else:96            return False97def _extras_without_cancelled(extras):98    with extras.condition:99        return extras.cancelled100def _running(handler):101    return handler.is_active()102def _done(handler):103    return not handler.is_active()104def _with_extras_unary_response(handler, extras):105    with extras.condition:106        if extras.unary_response is _NOT_YET_OBSERVED:107            read = handler.take_response()108            if read.code is None:109                extras.unary_response = read.response110                return read.response111            else:112                raise _RpcErrorCall(handler)113        else:114            return extras.unary_response115def _exception(unused_handler):116    raise NotImplementedError('TODO!')117def _traceback(unused_handler):118    raise NotImplementedError('TODO!')119def _add_done_callback(handler, callback, future):120    adapted_callback = lambda: callback(future)121    if not handler.add_callback(adapted_callback):122        callback(future)123class _FutureCall(grpc.Future, grpc.Call):124    def __init__(self, handler, extras):125        self._handler = handler126        self._extras = extras127    def cancel(self):128        return _with_extras_cancel(self._handler, self._extras)129    def cancelled(self):130        return _extras_without_cancelled(self._extras)131    def running(self):132        return _running(self._handler)133    def done(self):134        return _done(self._handler)135    def result(self):136        return _with_extras_unary_response(self._handler, self._extras)137    def exception(self):138        return _exception(self._handler)139    def traceback(self):140        return _traceback(self._handler)141    def add_done_callback(self, fn):142        _add_done_callback(self._handler, fn, self)143    def is_active(self):144        return _is_active(self._handler)145    def time_remaining(self):146        return _time_remaining(self._handler)147    def add_callback(self, callback):148        return _add_callback(self._handler, callback)149    def initial_metadata(self):150        return _initial_metadata(self._handler)151    def trailing_metadata(self):152        return _trailing_metadata(self._handler)153    def code(self):154        return _code(self._handler)155    def details(self):156        return _details(self._handler)157def consume_requests(request_iterator, handler):158    def _consume():159        while True:160            try:161                request = next(request_iterator)162                added = handler.add_request(request)163                if not added:164                    break165            except StopIteration:166                handler.close_requests()167                break168            except Exception:  # pylint: disable=broad-except169                details = 'Exception iterating requests!'170                _LOGGER.exception(details)171                handler.cancel(grpc.StatusCode.UNKNOWN, details)172    consumption = threading.Thread(target=_consume)173    consumption.start()174def blocking_unary_response(handler):175    read = handler.take_response()176    if read.code is None:177        unused_trailing_metadata, code, unused_details = handler.termination()178        if code is grpc.StatusCode.OK:179            return read.response180        else:181            raise _RpcErrorCall(handler)182    else:183        raise _RpcErrorCall(handler)184def blocking_unary_response_with_call(handler):185    read = handler.take_response()186    if read.code is None:187        unused_trailing_metadata, code, unused_details = handler.termination()188        if code is grpc.StatusCode.OK:189            return read.response, _Call(handler)190        else:191            raise _RpcErrorCall(handler)192    else:193        raise _RpcErrorCall(handler)194def future_call(handler):195    return _FutureCall(handler, _HandlerExtras())196class ResponseIteratorCall(grpc.Call):197    def __init__(self, handler):198        self._handler = handler199    def __iter__(self):200        return self201    def __next__(self):202        return _next(self._handler)203    def next(self):204        return _next(self._handler)205    def cancel(self):206        _cancel(self._handler)207    def is_active(self):208        return _is_active(self._handler)209    def time_remaining(self):210        return _time_remaining(self._handler)211    def add_callback(self, callback):212        return _add_callback(self._handler, callback)213    def initial_metadata(self):214        return _initial_metadata(self._handler)215    def trailing_metadata(self):216        return _trailing_metadata(self._handler)217    def code(self):218        return _code(self._handler)219    def details(self):...

_server_rpc.py

Source:_server_rpc.py

1# Copyright 2017 gRPC authors.2#3# Licensed under the Apache License, Version 2.0 (the "License");4# you may not use this file except in compliance with the License.5# You may obtain a copy of the License at6#7#     http://www.apache.org/licenses/LICENSE-2.08#9# Unless required by applicable law or agreed to in writing, software10# distributed under the License is distributed on an "AS IS" BASIS,11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.12# See the License for the specific language governing permissions and13# limitations under the License.14import grpc_testing15class UnaryUnaryServerRpc(grpc_testing.UnaryUnaryServerRpc):16    def __init__(self, handler):17        self._handler = handler18    def initial_metadata(self):19        return self._handler.initial_metadata()20    def cancel(self):21        self._handler.cancel()22    def termination(self):23        return self._handler.unary_response_termination()24class UnaryStreamServerRpc(grpc_testing.UnaryStreamServerRpc):25    def __init__(self, handler):26        self._handler = handler27    def initial_metadata(self):28        return self._handler.initial_metadata()29    def take_response(self):30        return self._handler.take_response()31    def cancel(self):32        self._handler.cancel()33    def termination(self):34        return self._handler.stream_response_termination()35class StreamUnaryServerRpc(grpc_testing.StreamUnaryServerRpc):36    def __init__(self, handler):37        self._handler = handler38    def initial_metadata(self):39        return self._handler.initial_metadata()40    def send_request(self, request):41        self._handler.add_request(request)42    def requests_closed(self):43        self._handler.requests_closed()44    def cancel(self):45        self._handler.cancel()46    def termination(self):47        return self._handler.unary_response_termination()48class StreamStreamServerRpc(grpc_testing.StreamStreamServerRpc):49    def __init__(self, handler):50        self._handler = handler51    def initial_metadata(self):52        return self._handler.initial_metadata()53    def send_request(self, request):54        self._handler.add_request(request)55    def requests_closed(self):56        self._handler.requests_closed()57    def take_response(self):58        return self._handler.take_response()59    def cancel(self):60        self._handler.cancel()61    def termination(self):...

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