Top pandas issues

df.to_parquet crashes on pyarrow with timedelta64[ns]

dazza-codes picture dazza-codes·12 Feb 2020·4 Comments

BUG: pd.NA doesn't pickle/unpickle faithfully

Bug IO Pickle NA - MaskedArrays
tsoernes picture tsoernes·10 Feb 2020·12 Comments

BUG: df.to_markdown() with empty frame incorrect output

IO Data Needs Tests good first issue
ThibTrip picture ThibTrip·7 Feb 2020·9 Comments

AssertionError when grouping with max/min as aggregation functions (pandas-1.0.0)

Groupby Has PR Regression
marcevrard picture marcevrard·31 Jan 2020·12 Comments

Inconsistent behavior when groupby pandas Categorical variables

Bug Categorical Groupby Numeric
DigitalPig picture DigitalPig·29 Jan 2020·12 Comments
👍4

DOC BUG API Reference documentation truncated for Series.unstack(), Series.

Docs good first issue
jpeacock29 picture jpeacock29·23 Jan 2020·3 Comments

PERF: performance regression in 1.0 compared to 0.25

Performance
jorisvandenbossche picture jorisvandenbossche·7 Jan 2020·27 Comments

Rolling min/max gives malloc error

Performance Window
Arsilla picture Arsilla·6 Jan 2020·6 Comments

ENH: Allow opting in to new dtypes on I/O routines via keyword to I/O routines

Enhancement ExtensionArray NA - MaskedArrays
Dr-Irv picture Dr-Irv·20 Nov 2019·59 Comments

In-memory to_pickle leads to I/O error

Bug IO Pickle
reidhin picture reidhin·12 Nov 2019·5 Comments
👍7
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