structure saas with tools

.venv/lib/python3.10/site-packages/grpc/experimental/__init__.py

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+# Copyright 2018 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.
+"""gRPC's experimental APIs.
+
+These APIs are subject to be removed during any minor version release.
+"""
+
+import copy
+import functools
+import sys
+import warnings
+
+import grpc
+from grpc._cython import cygrpc as _cygrpc
+
+_EXPERIMENTAL_APIS_USED = set()
+
+
+class ChannelOptions(object):
+    """Indicates a channel option unique to gRPC Python.
+
+    This enumeration is part of an EXPERIMENTAL API.
+
+    Attributes:
+      SingleThreadedUnaryStream: Perform unary-stream RPCs on a single thread.
+    """
+
+    SingleThreadedUnaryStream = "SingleThreadedUnaryStream"
+
+
+class UsageError(Exception):
+    """Raised by the gRPC library to indicate usage not allowed by the API."""
+
+
+# It's important that there be a single insecure credentials object so that its
+# hash is deterministic and can be used for indexing in the simple stubs cache.
+_insecure_channel_credentials = grpc.ChannelCredentials(
+    _cygrpc.channel_credentials_insecure()
+)
+
+
+def insecure_channel_credentials():
+    """Creates a ChannelCredentials for use with an insecure channel.
+
+    THIS IS AN EXPERIMENTAL API.
+    """
+    return _insecure_channel_credentials
+
+
+class ExperimentalApiWarning(Warning):
+    """A warning that an API is experimental."""
+
+
+def _warn_experimental(api_name, stack_offset):
+    if api_name not in _EXPERIMENTAL_APIS_USED:
+        _EXPERIMENTAL_APIS_USED.add(api_name)
+        msg = (
+            "'{}' is an experimental API. It is subject to change or ".format(
+                api_name
+            )
+            + "removal between minor releases. Proceed with caution."
+        )
+        warnings.warn(msg, ExperimentalApiWarning, stacklevel=2 + stack_offset)
+
+
+def experimental_api(f):
+    @functools.wraps(f)
+    def _wrapper(*args, **kwargs):
+        _warn_experimental(f.__name__, 1)
+        return f(*args, **kwargs)
+
+    return _wrapper
+
+
+def wrap_server_method_handler(wrapper, handler):
+    """Wraps the server method handler function.
+
+    The server implementation requires all server handlers being wrapped as
+    RpcMethodHandler objects. This helper function ease the pain of writing
+    server handler wrappers.
+
+    Args:
+        wrapper: A wrapper function that takes in a method handler behavior
+          (the actual function) and returns a wrapped function.
+        handler: A RpcMethodHandler object to be wrapped.
+
+    Returns:
+        A newly created RpcMethodHandler.
+    """
+    if not handler:
+        return None
+
+    if not handler.request_streaming:
+        if not handler.response_streaming:
+            # NOTE(lidiz) _replace is a public API:
+            #   https://docs.python.org/dev/library/collections.html
+            return handler._replace(unary_unary=wrapper(handler.unary_unary))
+        else:
+            return handler._replace(unary_stream=wrapper(handler.unary_stream))
+    else:
+        if not handler.response_streaming:
+            return handler._replace(stream_unary=wrapper(handler.stream_unary))
+        else:
+            return handler._replace(
+                stream_stream=wrapper(handler.stream_stream)
+            )
+
+
+__all__ = (
+    "ChannelOptions",
+    "ExperimentalApiWarning",
+    "UsageError",
+    "insecure_channel_credentials",
+    "wrap_server_method_handler",
+)
+
+if sys.version_info > (3, 6):
+    from grpc._simple_stubs import stream_stream
+    from grpc._simple_stubs import stream_unary
+    from grpc._simple_stubs import unary_stream
+    from grpc._simple_stubs import unary_unary
+
+    __all__ = __all__ + (unary_unary, unary_stream, stream_unary, stream_stream)