{"library":"notebook-shim","title":"Notebook Shim","description":"Notebook-shim is a Python library that provides a compatibility layer for applications transitioning from `jupyter/notebook` to `jupyter/jupyter_server` as their backend. It specifically helps handle traits and configuration that moved between these two core Jupyter components. The current version is 0.2.4, and it is released on an as-needed basis to support the evolution of the Jupyter ecosystem.","language":"python","status":"active","last_verified":"Tue May 12","install":{"commands":["pip install notebook-shim"],"cli":null},"imports":["from notebook_shim import NotebookConfigShimMixin"],"auth":{"required":false,"env_vars":[]},"quickstart":{"code":"from jupyter_server.serverapp import ServerApp\nfrom notebook_shim import NotebookConfigShimMixin\n\nclass MyShimmedApp(NotebookConfigShimMixin, ServerApp):\n    # Your application's custom logic here\n    pass\n\nif __name__ == '__main__':\n    # In a real application, you would run this via `jupyter-server` entrypoints.\n    # For a direct example, you can instantiate and start it minimally.\n    print(\"This example demonstrates the import path and class inheritance.\")\n    print(\"To run a functional server, integrate MyShimmedApp with jupyter_server's extension system.\")","lang":"python","description":"This quickstart demonstrates the primary use case of `notebook-shim`: integrating `NotebookConfigShimMixin` into an application that now extends `jupyter_server.serverapp.ServerApp` instead of the legacy `notebook.notebookapp.NotebookApp`.","tag":"stale","tag_description":"widespread failures or data too old to trust","last_tested":"2026-04-24","results":[{"runtime":"python:3.10-alpine","exit_code":1},{"runtime":"python:3.10-slim","exit_code":1},{"runtime":"python:3.11-alpine","exit_code":1},{"runtime":"python:3.11-slim","exit_code":1},{"runtime":"python:3.12-alpine","exit_code":1},{"runtime":"python:3.12-slim","exit_code":1},{"runtime":"python:3.13-alpine","exit_code":1},{"runtime":"python:3.13-slim","exit_code":1},{"runtime":"python:3.9-alpine","exit_code":1},{"runtime":"python:3.9-slim","exit_code":1}]},"compatibility":{"tag":"stale","tag_description":"widespread failures or data too old to 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