Issue #667 closed
blengkeek
created an issue

Please mention on the explanation of write_only mode (https://openpyxl.readthedocs.io/en/default/optimized.html#write-only-mode) that it is also necessary to install lxml to actually benefit from the optimized behavior.

Comments (3)

  1. CharlieC

    It isn't necessary only really makes sense for really large worksheets (millions of cells).

    Please submit a PR if you think something needs changing.

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