Golang encoding/json: omitzero encodes an empty slice even when length is zero

Go versiongo1.25.0 (actually since omitzero was added in go.1.24.0)Output of go env in your module/workspace:AR='ar'CC=...

Pandas REF/API: Move ArrowDtype(pa.foo_string()) into StringDtype(...)

This came up when reviewing #62118. There are too many StringDtypes and FooStringArrays. Apparently pd.ArrowDtype can ...

Pandas API: Specify the behaviour for operating on empty objects

There isn't an issue for empty inputs. There is a need to specify the behaviour for empty input. Note that “empty” input...

Pandas BUG: DataFrame.rank does not return EA types when original type was an EADtype

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

Pandas BUG: pyarrow dictionary type ordered argument not respected

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

Pandas BUG (2.0rc0): groupby apply with a UDF changes dtype unexpectedly from double[pyarrow] to float64

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

Pandas PERF: Importing pandas_parser lib takes 50MB of memory

Pandas version checks[x] I have checked that this issue has not already been reported.[x] I have confirmed this issue ex...

Pandas DOC: Provide examples of using read_parquet

Pandas version checks[X] I have checked that the issue still exists on the latest versions of the docs on main hereLocat...

Pandas ENH: set __module__ on top-level public objects

Currently the repr of the DataFrame class (and any other class or method in the main namespace) shows the "full code pat...

Pandas BUG: Addition of __set_module__ breaks PyCharm PyDev debugger functionalities

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

Pandas DOC: Example missing in pandas.DataFrame.to_html

Pandas version checks[X] I have checked that the issue still exists on the latest versions of the docs on master hereLoc...

Pandas BUG: Confusing error message when to_datetime fails for times

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

Pandas ENH: show the raw unicode in the output formatting of Index/array?

I ran into a somewhat wrong CSV file. We automatically remove the BOM character from the data, but this file started wit...

Pandas DOC: description of record_prefix param for json_normalize is wrong

Pandas version checks[X] I have checked that the issue still exists on the latest versions of the docs on main hereLocat...

Pandas Metadata generation failed when installing PyQt5

This error comes from running the dockerfile and reaches the PyQt5 in the requirements-dev.txt. From stackoverflow, this...

Pandas startingMonth ignored on non-unitary Quarter periods

Code Sampleimport pandas as pdimport numpy as npd = pd.Series(data=np.zeros(365), index=pd.date_r...

Pandas IntervalIndex level in MultiIndex does not work as expected

I am trying to index data frame with a MultiIndex with constituent IntervalIndexExampleii = pd.IntervalIndex.from_arrays...

Pandas ENH: Behaviour Series.isin with dataframe comparison is confusing [for discussion]

Right now we can compare a Series with a DataFrame through Series.isin, but is this expected / wanted behaviour? I would...

Pandas BUG: concat_{categorical, compat} leads to erroneous result on non-ns datetime-EA

Code to reproduce:import numpy as npimport pandas as pdnp_datetimes = np.array([datetime.date(2010, 1, 1)], dtype="...

Pandas DOC: s3fs is required when using read_csv with an S3 URI

Location of the documentationpandas.read_csvDocumentation problemI've just noticed that s3fs is required when you read a...
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