1 files changed, 72 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/grpc/framework/foundation/logging_pool.py b/.venv/lib/python3.12/site-packages/grpc/framework/foundation/logging_pool.py
new file mode 100644
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+++ b/.venv/lib/python3.12/site-packages/grpc/framework/foundation/logging_pool.py
@@ -0,0 +1,72 @@
+# Copyright 2015 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.
+"""A thread pool that logs exceptions raised by tasks executed within it."""
+
+from concurrent import futures
+import logging
+
+_LOGGER = logging.getLogger(__name__)
+
+
+def _wrap(behavior):
+    """Wraps an arbitrary callable behavior in exception-logging."""
+
+    def _wrapping(*args, **kwargs):
+        try:
+            return behavior(*args, **kwargs)
+        except Exception:
+            _LOGGER.exception(
+                "Unexpected exception from %s executed in logging pool!",
+                behavior,
+            )
+            raise
+
+    return _wrapping
+
+
+class _LoggingPool(object):
+    """An exception-logging futures.ThreadPoolExecutor-compatible thread pool."""
+
+    def __init__(self, backing_pool):
+        self._backing_pool = backing_pool
+
+    def __enter__(self):
+        return self
+
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        self._backing_pool.shutdown(wait=True)
+
+    def submit(self, fn, *args, **kwargs):
+        return self._backing_pool.submit(_wrap(fn), *args, **kwargs)
+
+    def map(self, func, *iterables, **kwargs):
+        return self._backing_pool.map(
+            _wrap(func), *iterables, timeout=kwargs.get("timeout", None)
+        )
+
+    def shutdown(self, wait=True):
+        self._backing_pool.shutdown(wait=wait)
+
+
+def pool(max_workers):
+    """Creates a thread pool that logs exceptions raised by the tasks within it.
+
+    Args:
+      max_workers: The maximum number of worker threads to allow the pool.
+
+    Returns:
+      A futures.ThreadPoolExecutor-compatible thread pool that logs exceptions
+        raised by the tasks executed within it.
+    """
+    return _LoggingPool(futures.ThreadPoolExecutor(max_workers))