I noticed an issue where viper.Sub() fails to extract default values of a nested key. I attached demo code to reproduce ...

Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...

Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...

[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exists on the latest vers...

Is your feature request related to a problem?When a function is passed to DataFrame.apply (with any axis) unfortunately,...

Code Sample, a copy-pastable example if possibled=pandas.DataFrame({('A','A'): [0,1,2,3,4,5]})d[('A2','A2')] = 1d.column...

Problem descriptionI'd like to suggest a modification to df.pop(item). Currently, pop(item) deletes the column from the ...

xref #30228When opening a PR that introduces a deprecation (starts warning), please add it to this list, so we know what...

I think that the title says it all. The pd.merge function can be compute intensive and can benefit (I think) from paral...

Just hoping to see if it might be possible to support categorical data in the fantastic parallel coordinates plot functi...

It'd be nice if there was a way to easily broadcast arithmetic operations on Series/DataFrames with DatetimeIndexes. For...

The below table gives an overview of the result value for:missing_value in idxi.e. how Index.__contains__ handles variou...

Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...

Feature Type[x] Adding new functionality to pandas[ ] Changing existing functionality in pandas[ ] Removing existing fun...

Historically, the default value for the string storage (globally configurable through pd.options.mode.string_storage) of...

Feature Type[x] Adding new functionality to pandas[ ] Changing existing functionality in pandas[ ] Removing existing fun...

Historically, the .values attribute returned a numpy array (except for categoricals). When we added more ExtensionArrays...

[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exists on the latest vers...

Hi,I've stumbled across a bug that prevents me to use dictionaries for specifying targets when having single outputs. Fo...

Bug IssueI found a performance bug on memory with func keras.layers.LSTMCell, the doc of LSTMCell shows its description ...