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Issue Title
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State
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Comments
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Created Date
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Updated Date
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BUG: += on df.loc[:, col_level_0] produces NaN when columns are MutiIndex
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open
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0 |
2023-03-23 |
2023-03-23 |
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BUG: Float64 doesn't respect the .isnull() check, when the GroupBy column contains NaNs.
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closed
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1 |
2023-03-23 |
2023-03-23 |
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BUG: pandas.DataFrame.last doesn't respect time zone
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open
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0 |
2023-03-23 |
2023-03-16 |
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BUG: Subtracting extension dtype and numpy dtype can result in `pd.nan` being present in resulting extension Series, and dropna won't drop nans
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open
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0 |
2023-03-22 |
2023-03-16 |
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BUG: assert_frame_equal still checks category dtypes even when asked not to check index type
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open
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0 |
2023-03-22 |
2023-03-16 |
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BUG: Using set_levels with a Categorical on a mutliindex isn't preserving the dtype
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open
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0 |
2023-03-22 |
2023-03-16 |
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BUG: pyarrow backed series might contains <NA> after comparison
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closed
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4 |
2023-03-22 |
2023-03-16 |
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BUG: `pandas.read_csv()` does not work in combination with `usecols=`
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open
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0 |
2023-03-22 |
2023-03-16 |
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BUG: Timestamp fails when fold is passed and building from components as positional args (Pandas 2.0 regression)
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open
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2 |
2023-03-22 |
2023-03-16 |
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DEPR: Deprecate returning a DataFrame in Series.apply
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open
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0 |
2023-03-22 |
2023-03-16 |
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DEPR: NDFrame.to_period, to_timestamp, tz_localize, tz_convert
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open
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0 |
2023-03-21 |
2023-03-16 |
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BUG: suppressed character limit save file
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open
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0 |
2023-03-21 |
2023-03-16 |
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DOC: MonthBegin suggestion to get start of current month not quite right?
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open
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5 |
2023-03-21 |
2023-03-16 |
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BUG: Is offsets.YearBegin working as expected?
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open
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5 |
2023-03-21 |
2023-03-16 |
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ENH: Enable using a boolean `loc` in a non-boolean index
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open
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0 |
2023-03-21 |
2023-03-16 |
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I have implemented code with testing. All checks are ok but Doc Build and Upload workflow results error. In log there is nothing to find the root of error.
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closed
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4 |
2023-03-21 |
2023-03-16 |
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BUG: ExtensionDtype and ExtensionArray raise the following: builtins.TypeError: issubclass() arg 1 must be a class on Print
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closed
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1 |
2023-03-21 |
2023-03-16 |
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BUG: Quantile function only works when Categorical contains NA-values.
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open
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4 |
2023-03-21 |
2023-03-16 |
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BUG: `bar_label()` on Series bar plot (`.plot()`) displays values off by 1
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open
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0 |
2023-03-21 |
2023-03-16 |
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BUG: SparseArray.map allows the fill value to be included in the sparse values
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closed
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0 |
2023-03-20 |
2023-03-16 |
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BUG: inconsistent returned types for `pd.to_datetime(..., errors='coerce')`
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open
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2 |
2023-03-20 |
2023-03-16 |
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BUG: AttributeError raised with pd.concat between a None and Timestamp
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open
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0 |
2023-03-20 |
2023-03-16 |
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BUG or as expected/designed?: Generating timestamps and calculation?
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open
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1 |
2023-03-20 |
2023-03-16 |
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BUG: pandas.read_sql_table() returns incorrect data types
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closed
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3 |
2023-03-20 |
2023-03-16 |
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BUG: Cumprod failing with type float[pyarrow]
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open
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1 |
2023-03-20 |
2023-03-16 |
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PERF: performance problem when comparing timestamp to datetimindex
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open
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6 |
2023-03-19 |
2023-03-16 |
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PERF: group by manipulation is slower with new arrow engine
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open
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2 |
2023-03-19 |
2023-03-16 |
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BUG: to_excel() missing values for specific dataset if lxml>=4.7.1 installed
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open
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1 |
2023-03-18 |
2023-03-16 |
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BUG: python crashes on filtering with `.loc` on boolean Series with `dtype_backend=pyarrow` on some dataframes.
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open
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8 |
2023-03-17 |
2023-03-16 |
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BUG: Pyarrow scalars inferred as object dtype with arrow backend enabled whwn assigning a new column
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open
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2 |
2023-03-17 |
2023-03-16 |
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BUG: ArrowExtensionArray' object has no attribute 'to_pydatetime when using to_sql command with a dataframe with date columns
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closed
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6 |
2023-03-17 |
2023-03-16 |
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C engine parsing problem with botocore StreamingResponse and ISO-8859-1 encoding
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open
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1 |
2023-03-16 |
2023-03-16 |
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BUG: Different result with ẞ in Series.str.upper when using Arrow string dtype vs pd.StringDtype()
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open
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6 |
2023-03-16 |
2023-03-16 |
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BUG: Unable to write an empty dataframe to parquet
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closed
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0 |
2023-03-16 |
2023-03-16 |
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DOC: Remove internally used/private parameters from method signatures
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open
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0 |
2023-03-16 |
2023-03-22 |
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BUG: Overflow behavior differs between numpy types and arrow dtypes
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open
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3 |
2023-03-16 |
2023-03-22 |
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ENH: Provide a public version of _get_axis
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open
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2 |
2023-03-16 |
2023-03-22 |
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PERF: pd.BooleanDtype in row operations is 2000000 times slower
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open
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11 |
2023-03-16 |
2023-03-22 |
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DOC: Incorrectly formatted bullet points in DataFrame.fillna#method
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closed
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1 |
2023-03-16 |
2023-03-22 |
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BUG: ```mean()``` would convert the type of column from decimal to float
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open
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6 |
2023-03-16 |
2023-03-22 |
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TYP: Make NDFrame Generic?
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open
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1 |
2023-03-15 |
2023-03-22 |
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BUG: rank is not supported for double[pyarrow] dtype
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open
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1 |
2023-03-15 |
2023-03-22 |
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BUG: fixed-length string arrays are not recognised as bytes on instantiation
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open
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2 |
2023-03-15 |
2023-03-22 |
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cut: documentation wrongly claims that labels=False (always) returns an ndarray of ints
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open
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2 |
2023-03-15 |
2023-03-22 |
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BUG (2.0rc0): groupby apply with a UDF changes dtype unexpectedly from double[pyarrow] to float64
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open
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2 |
2023-03-15 |
2023-03-22 |
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BUG: Comparisons and equality with pyarrow backend return pandas extension typed booleans instead of pyarrow booleans.
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closed
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1 |
2023-03-15 |
2023-03-22 |
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BUG: map method on Datetimearray, TimedeltaArray, PeriodArray and related indexes should not work arraywise
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closed
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0 |
2023-03-15 |
2023-03-22 |
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ENH: Let `DataFrame.plot(kind="scatter")` scatter plot each column against index if `x`/`y` not given.
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open
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2 |
2023-03-14 |
2023-03-22 |
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BUG: Multiplying strings by int fails with ArrowNotImplementedError:
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open
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4 |
2023-03-14 |
2023-03-22 |
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BUG (2.0rc1): Missing breaking API change in the changelog related to new timedelta64 dtypes
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closed
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1 |
2023-03-14 |
2023-03-22 |
