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#49275 ·
noatamir
opened
on Oct 24, 2022
9
FEEDBACK: PyArrow as a required dependency and PyArrow backed strings
#54466 ·
phofl
opened
on Aug 9, 2023
165
Issues
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Datetime
is:open is:issue label: label:Datetime
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Open
Closed
BUG: Slower <code>DataFrame.plot</code> with <code>DatetimeIndex</code>
Datetime
Datetime data dtype
Datetime data dtype
Performance
Memory or execution speed performance
Memory or execution speed performance
Visualization
plotting
plotting
Status: Open.
#61398
In pandas-dev/pandas;
·
Abdelgha-4
opened
on May 6, 2025
BUG: Inconsistency when converting week PeriodIndex into DatetimeIndex with astype("datetime64[ns]")
Bug
Datetime
Datetime data dtype
Datetime data dtype
Dtype Conversions
Unexpected or buggy dtype conversions
Unexpected or buggy dtype conversions
Needs Discussion
Requires discussion from core team before further action
Requires discussion from core team before further action
Period
Period data type
Period data type
Status: Open.
#61177
In pandas-dev/pandas;
·
dbalabka
opened
on Mar 25, 2025
DOC: Clarify existence Series.dt.to_timestamp
Accessors
accessor registration mechanism (not .str, .dt, .cat)
accessor registration mechanism (not .str, .dt, .cat)
Datetime
Datetime data dtype
Datetime data dtype
Docs
Status: Open.
#59671
In pandas-dev/pandas;
·
sfc-gh-joshi
opened
on Aug 30, 2024
BUG: resample('MS') may introduce trailing empty windows
Bug
Datetime
Datetime data dtype
Datetime data dtype
Status: Open.
#55284
In pandas-dev/pandas;
·
MarcoGorelli
opened
on Sep 25, 2023
BUG: pd.cut creates NaNs instead of expected bins for Timestamps. Behaviour is DIFFERENT for list and Series, with IntervalIndex and DatetimeIndex
Bug
cut
cut, qcut
cut, qcut
Datetime
Datetime data dtype
Datetime data dtype
Interval
Interval data type
Interval data type
Status: Open.
#48083
In pandas-dev/pandas;
·
VladimirFokow
opened
on Aug 15, 2022
BUG: dataframe with datetimeindex as index, when indexing columns interprets some strings as datetimes
Bug
Datetime
Datetime data dtype
Datetime data dtype
Indexing
Related to indexing on series/frames, not to indexes themselves
Related to indexing on series/frames, not to indexes themselves
Regression
Functionality that used to work in a prior pandas version
Functionality that used to work in a prior pandas version
Status: Open.
#47006
In pandas-dev/pandas;
·
JamesHowse
opened
on May 12, 2022
BUG: Inconsistent assignment of <code>NAT</code> values to datetime columns in <code>MultiIndex</code>
Bug
Datetime
Datetime data dtype
Datetime data dtype
Missing-data
np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
MultiIndex
Regression
Functionality that used to work in a prior pandas version
Functionality that used to work in a prior pandas version
Timedelta
Timedelta data type
Timedelta data type
Status: Open.
#43351
In pandas-dev/pandas;
·
galipremsagar
opened
on Sep 1, 2021
QST: DataFrame with freq of 2.5ms fails to plot
Bug
Datetime
Datetime data dtype
Datetime data dtype
Visualization
plotting
plotting
Status: Open.
#41064
In pandas-dev/pandas;
·
phollox-arch
opened
on Apr 20, 2021
BUG: KeyError from unexpected DatetimeIndex partial str indexing
Bug
Datetime
Datetime data dtype
Datetime data dtype
Indexing
Related to indexing on series/frames, not to indexes themselves
Related to indexing on series/frames, not to indexes themselves
Status: Open.
#40357
In pandas-dev/pandas;
·
Alpima-Quant
opened
on Mar 10, 2021
MultiIndex.from_product converts datetime.date to pd.Timestamp
Bug
Constructors
Series/DataFrame/Index/pd.array Constructors
Series/DataFrame/Index/pd.array Constructors
Datetime
Datetime data dtype
Datetime data dtype
datetime.date
stdlib datetime.date support
stdlib datetime.date support
MultiIndex
Status: Open.
#28152
In pandas-dev/pandas;
·
MaximeWeyl
opened
on Aug 26, 2019
DataFrameGroupby.resample with the <code>on</code> keyword does not produce the same output as on DateTimeIndex
Datetime
Datetime data dtype
Datetime data dtype
Docs
Groupby
Resample
resample method
resample method
Status: Open.
#27343
In pandas-dev/pandas;
·
philippegr
opened
on Jul 11, 2019
Should DatetimeIndex indexing with strings ever raise KeyError?
Bug
Datetime
Datetime data dtype
Datetime data dtype
Indexing
Related to indexing on series/frames, not to indexes themselves
Related to indexing on series/frames, not to indexes themselves
Status: Open.
#25803
In pandas-dev/pandas;
·
shoyer
opened
on Mar 20, 2019
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