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June 30, 2025 10:25
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This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1 @@ The way this works is that for each notebook, jupyter starts a python "kernel" process that actually runs the notebook's code. That kernel gets a json file with info on the notebook's location on the disk passed through its command line. Since we're running code in that exact python process, we can just grab that json file from sys.argv, and read it ourselves. This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1,2 @@ import sys Path(json.loads(Path(sys.argv[-1]).read_bytes())['jupyter_session'])