Nineya
Home
Blog
Pandas DEPR: NDFrame.bool
2025-02-08 23:33:04
646
We recently deprecated Series.__int__ and Series.__float__, let's do NFrame.bool too.xref #32923Comment From: phofl+1 Th...
Pandas BUG: assert_frame_equal still checks category dtypes even when asked not to check index type
2025-02-08 23:32:57
4951
Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...
Pandas Poor performance of constructing of DataFrame from series which indexes have different time zones
2025-02-08 23:32:52
4078
Code Sample, a copy-pastable example if possibleimport timeimport pandas as pda = pd.Series([1, 1], index=pd.DatetimeInd...
Pandas Proposal: Allow operator overloading for custom classes to return custom objects
2025-02-08 23:32:47
2132
Code Sample, a copy-pastable example if possibleimport numpyimport pandasclass Pipe: def __init__(self, function): ...
Pandas str.split expand by row
2025-02-08 23:32:40
514
Problem descriptionCurrently, setting expand=True in str.split just creates new columns. While there is a solution here ...
Pandas ENH: unsparsify multi-index column labels
2025-02-08 23:32:35
1666
read_csv requires the multi-index column labels to be non-sparse in order to properly parse them. I am not sure if this ...
Pandas Series do not display HTML repr
2025-02-08 23:32:30
2011
Not sure if it's always been this way or if refactoring broke something.In any case it looks strange when in ipnb:relate...
Pandas Refactor DataFrame.replace to dispatch on types
2025-02-08 23:32:10
6187
I'm having trouble figuring out how DataFrame.replace() is supposed to work. I'm not sure if this is a bug or a document...
Pandas PERF: pd.eval when using mixed types
2025-02-08 23:32:05
1129
In [11]: df = pd.DataFrame({"A": np.arange(1000000), "B": np.arange(1000000, 0, -1), "C": ...
Pandas ER: empty frame assignment to frame results in unclear error message
2025-02-08 23:32:00
762
http://stackoverflow.com/questions/19267029/why-pandas-transform-fails-if-you-only-have-a-single-column/19271841#1927184...
Pandas read_fwf colspecs autodetection could be more flexible
2025-02-08 23:31:55
9044
See https://github.com/pydata/pandas/pull/4955#issuecomment-25352643id foo 1 a1 a1 a123aThis works with the snippet i...
Pandas to_json of df with multi-index header, followed by read_json results in incorrectly formatted column headers
2025-02-08 23:31:50
21559
cc @KomnomnomnomI'm using a recent anaconda build on Windows, which includes v 0.12.0 pandas. I'm attempting to use a m...
Pandas string getitem methods are slow
2025-02-08 23:31:43
2511
related #2802It seems that str[1] is significantly slower than .apply(lambda x: x[1])See this So answer http://stackover...
Pandas Provide more intelligent way of setting skipfooter in read_csv
2025-02-08 23:31:37
1002
See for example: http://www.datazoa.com/publish/export.asp?hash=vg6p5mBl1v&uid=dzadmin&a=exportcsv, http://www.d...
Pandas Non-Reducing Return Values in Rolling .apply
2025-02-08 23:31:32
1540
related #2813, #4964 (somewhat)At the moment rolling_apply (et al) the passed function has to return a value (unlike app...
Pandas DOC/WIP: doc page for the layout of the internals of pandas
2025-02-08 23:31:26
8121
this would be useful for reference purposes and also so that @jreback doesn't have to fix almost every non-trivial bug t...
Pandas BUG: Inconsistent behavior with groupby/min and observed=False on categoricals between 2.0 and 2.1
2025-02-08 23:31:21
5020
Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...
Pandas DEPR: SeriesGroupBy.agg with dict argument
2025-02-08 23:31:15
3058
Edit: Instead of implementing the as_index=True case mentioned below, the as_index=False case should be deprecated, and ...
Pandas DOC: Using timedelta as freq for timedelta_range, interval_range, and date_range
2025-02-08 23:31:10
2050
Pandas version checks[X] I have checked that the issue still exists on the latest versions of the docs on main hereLocat...
Pandas BUG: Performance regression in .dropna on DataFrame subclasses
2025-02-08 23:31:05
3278
Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...
上一页
下一页
1
…
119
120
121
122
123
…
2246
.