resolve encoding issue on windows when pipeline .draw("file.html") #437
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Hey @devatcadam , we've pushed a fix to main for the E2E test CI, if you rebase your branch they should now run without disk space error. |
stellasia
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Dec 9, 2025
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stellasia
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Just realized I can update the branch myself, so ignore my previous comment. Thank you for contributing this fix! PR will be merged as soon as CI passes.
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Description
Resolve error on Windows with pipeline.draw("pipeline.html") and charmap lib :
File "e:\Codes\PS-CEA-kg-building.venv\Lib\site-packages\neo4j_graphrag\experimental\pipeline\pipeline.py", line 207, in draw
f.write(G.render().data)
File "C:\Program Files\WindowsApps\PythonSoftwareFoundation.Python.3.12_3.12.2800.0_x64__qbz5n2kfra8p0\Lib\encodings\cp1252.py", line 19, in encode
return codecs.charmap_encode(input,self.errors,encoding_table)[0]
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
UnicodeEncodeError: 'charmap' codec can't encode character '\u0100' in position 34971: character maps to
Type of Change
Complexity
Complexity: Low
How Has This Been Tested?
Checklist
The following requirements should have been met (depending on the changes in the branch):