Search results

BUG: Inconsistent multiplication of bool times Timedelta

Bug

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

Numeric OperationsArithmetic, Comparison, and Logical operationsArithmetic, Comparison, and Logical operations

TimedeltaTimedelta data typeTimedelta data type

Status: Open.

#62316 In pandas-dev/pandas;

· Dr-Irv opened on Sep 11, 2025

BUG: <code>Index</code> accepts lists as values

Bug

ConstructorsSeries/DataFrame/Index/pd.array ConstructorsSeries/DataFrame/Index/pd.array Constructors

IndexRelated to the Index class or subclassesRelated to the Index class or subclasses

Status: Open.

#61937 In pandas-dev/pandas;

· Dr-Irv opened on Jul 24, 2025

BUG: In <code>main</code>, using <code>resample().interpolate(inplace=True)</code> raises an exception

Bug

DeprecateFunctionality to remove in pandasFunctionality to remove in pandas

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Resampleresample methodresample method

Status: Open.

#58690 In pandas-dev/pandas;

· Dr-Irv opened on May 12, 2024

BUG: Using <code>Series.diff()</code> on a Series with Periods on Windows shows an overflow error

Bug

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

WindowsWindows OSWindows OS

Status: Open.

#58320 In pandas-dev/pandas;

· Dr-Irv opened on Apr 18, 2024

BUG: Various pandas.api.types.is_*_dtype functions fail with ExtensionDtype as an argument

Bug

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

ExtensionArrayExtending pandas with custom dtypes or arrays.Extending pandas with custom dtypes or arrays.

Status: Open.

#50923 In pandas-dev/pandas;

· Dr-Irv opened on Jan 21, 2023

BUG: Series with same index values, but in different orders, cannot be compared, but can be added

API - ConsistencyInternal Consistency of API/BehaviorInternal Consistency of API/Behavior

Bug

IndexingRelated to indexing on series/frames, not to indexes themselvesRelated to indexing on series/frames, not to indexes themselves

Numeric OperationsArithmetic, Comparison, and Logical operationsArithmetic, Comparison, and Logical operations

SeriesSeries data structureSeries data structure

Status: Open.

#47554 In pandas-dev/pandas;

· Dr-Irv opened on Jun 30, 2022

BUG: Creating a MultiIndex using pd.Index and the name argument is now broken (worked in 1.2.5 with names)

Bug

IndexRelated to the Index class or subclassesRelated to the Index class or subclasses

MultiIndex

Status: Open.

#44052 In pandas-dev/pandas;

· Dr-Irv opened on Oct 16, 2021

DataFrame.set_index() may not preserve dtype

Bug

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

expressionspd.eval, querypd.eval, query

Status: Open.

#30517 In pandas-dev/pandas;

· Dr-Irv opened on Dec 27, 2019

BUG: Series index names not assigned to None when mismatching during addition

Bug

Numeric OperationsArithmetic, Comparison, and Logical operationsArithmetic, Comparison, and Logical operations

Status: Open.

#20507 In pandas-dev/pandas;

· Dr-Irv opened on Mar 27, 2018

Odd behavior when broadcasting between DataFrame with MultiIndex and DataFrame with Index

Bug

IndexingRelated to indexing on series/frames, not to indexes themselvesRelated to indexing on series/frames, not to indexes themselves

MultiIndex

Numeric OperationsArithmetic, Comparison, and Logical operationsArithmetic, Comparison, and Logical operations

Status: Open.

#19606 In pandas-dev/pandas;

· Dr-Irv opened on Feb 8, 2018