Xiao Yuan

The second minus should be a plus: $$+\sum_{x} p(x) \log p(x)$$

BUG: guess_datetime_format fails to infer timeformat

1

- [x] closes #57452(Replace xxxx with the GitHub issue number) - [x] [Tests added and passed](https://pandas.pydata.org/pandas-docs/dev/development/contributing_codebase.html#writing-tests) if fixing a bug or adding a new feature - [x] All [code checks...

BUG: fix bug in DataFrame.diff when dataframe has bool dtype and axis=1

1

supersede #53248 - [x] closes #52579 (Replace xxxx with the GitHub issue number) - [x] [Tests added and passed](https://pandas.pydata.org/pandas-docs/dev/development/contributing_codebase.html#writing-tests) if fixing a bug or adding a new feature - [x]...

Fix `nonlinearity` arg issue in RNN

2

Fixes #114617 This PR fix the the issue with `nonlinearity`, so that it can be passed as arg or kwarg. Alternatively, if making `nonlinearity` kwarg-only is preferred, I can revert...

Fix returns in the doc of sc.pl.violin

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Close #2135. Changed the docstring of `pl.violin` to be consistent with the code, and docs of other similar plotting functions.

Bug: fix Series.str.split when 'regex=None' for series having 'pd.ArrowDtype(pa.string())' dtype

1

According to the doc, if regex is None and pat length is not 1, treats pat as a regular expression. - [x] closes #58321(Replace xxxx with the GitHub issue number)...

When converting a notebook to Markdown, the output of a cell is indent 4 spaces, hence it is rendered as a code block. I was wondering if it is possible...

BUG: possible inconsistency between `inplace=True` and `inplace=False` in `DataFrame.where/mask`

4

### Pandas version checks - [X] I have checked that this issue has not already been reported. - [X] I have confirmed this bug exists on the [latest version](https://pandas.pydata.org/docs/whatsnew/index.html) of...

Hi, I compared the results of RDA with vegan and found the notes in [skbio.stats.ordination.rda](https://scikit.bio/docs/latest/generated/skbio.stats.ordination.rda.html) a bit confusing.  It seems the eigenvalues reported in vegan should be $\lambda =...

page 1072 "How ~~do we~~ does the interpretability happen?" in the penultimate line, "machxine" -> "machine" page 1080 "Banzaf score" -> "Banzhaf score"