two version of R2R are hereHEADmaster

1 files changed, 56 insertions, 0 deletions

diff --git a/.venv/lib/python3.12/site-packages/opentelemetry/context/contextvars_context.py b/.venv/lib/python3.12/site-packages/opentelemetry/context/contextvars_context.py
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+++ b/.venv/lib/python3.12/site-packages/opentelemetry/context/contextvars_context.py
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+# Copyright The OpenTelemetry 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.
+
+from __future__ import annotations
+
+from contextvars import ContextVar, Token
+
+from opentelemetry.context.context import Context, _RuntimeContext
+
+
+class ContextVarsRuntimeContext(_RuntimeContext):
+    """An implementation of the RuntimeContext interface which wraps ContextVar under
+    the hood. This is the preferred implementation for usage with Python 3.5+
+    """
+
+    _CONTEXT_KEY = "current_context"
+
+    def __init__(self) -> None:
+        self._current_context = ContextVar(
+            self._CONTEXT_KEY, default=Context()
+        )
+
+    def attach(self, context: Context) -> Token[Context]:
+        """Sets the current `Context` object. Returns a
+        token that can be used to reset to the previous `Context`.
+
+        Args:
+            context: The Context to set.
+        """
+        return self._current_context.set(context)
+
+    def get_current(self) -> Context:
+        """Returns the current `Context` object."""
+        return self._current_context.get()
+
+    def detach(self, token: Token[Context]) -> None:
+        """Resets Context to a previous value
+
+        Args:
+            token: A reference to a previous Context.
+        """
+        self._current_context.reset(token)
+
+
+__all__ = ["ContextVarsRuntimeContext"]