ENH: Include df.attrs
metadata in to_csv
output
#53816
Closed
+112
−0
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doc/source/whatsnew/vX.X.X.rst
file if fixing a bug or adding a new feature.This new functionality writes DataFrame metadata stored in df.attrs as header/comment lines at the top of a CSV file.
The
to_csv()
method had acomment
param added to its call, matching theread_csv()
method signatureIf this param is set all key/values will be written to the beginning of the CSV file in the following format
[comment][key]:[value]
There was previous PR for this (#53740) that I closed. I accidentally butchered that previous branch, this is the new PR with a clean, fresh branch