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BUG: pd.options.future.no_silent_downcasting is not backward compatible

Bug

Needs InfoClarification about behavior needed to assess issueClarification about behavior needed to assess issue

PDEP6-relatedrelated to PDEP6 (not upcasting during setitem-like Series operations)related to PDEP6 (not upcasting during setitem-like Series operations)

Status: Open.

#59845 In pandas-dev/pandas;

· vityas opened on Sep 20, 2024

BUG(?): Allow setitem to category/sparse of the same underlying dtype?

Bug

PDEP6-relatedrelated to PDEP6 (not upcasting during setitem-like Series operations)related to PDEP6 (not upcasting during setitem-like Series operations)

Status: Open.

#59627 In pandas-dev/pandas;

· mroeschke opened on Aug 27, 2024

ENH: <code>bool</code> upcast to <code>Int64</code>

Enhancement

NA - MaskedArraysRelated to pd.NA and nullable extension arraysRelated to pd.NA and nullable extension arrays

Needs DiscussionRequires discussion from core team before further actionRequires discussion from core team before further action

PDEP6-relatedrelated to PDEP6 (not upcasting during setitem-like Series operations)related to PDEP6 (not upcasting during setitem-like Series operations)

Status: Open.

#57298 In pandas-dev/pandas;

· VladimirFokow opened on Feb 7, 2024

BUG: df.iloc[:, x] = df.iloc[:, x].apply(int) will failed just and only when <code>int</code> in apply()

Bug

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

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

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

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

PDEP6-relatedrelated to PDEP6 (not upcasting during setitem-like Series operations)related to PDEP6 (not upcasting during setitem-like Series operations)

Status: Open.

#56796 In pandas-dev/pandas;

· tomy128 opened on Jan 9, 2024

BUG: AssertionError: Did not expect new dtype float64 to equal self.dtype float64. Please report a bug

Bug

CategoricalCategorical Data TypeCategorical Data Type

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

PDEP6-relatedrelated to PDEP6 (not upcasting during setitem-like Series operations)related to PDEP6 (not upcasting during setitem-like Series operations)

Status: Open.

#56329 In pandas-dev/pandas;

· adrienpacifico opened on Dec 4, 2023

BUG: Warning for incompatible type when type should be compatible

Bug

PDEP6-relatedrelated to PDEP6 (not upcasting during setitem-like Series operations)related to PDEP6 (not upcasting during setitem-like Series operations)

Status: Open.

#55990 In pandas-dev/pandas;

· davidkleiven opened on Nov 16, 2023

BUG: FutureWarning appears when assigning new column through loc

Bug

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

PDEP6-relatedrelated to PDEP6 (not upcasting during setitem-like Series operations)related to PDEP6 (not upcasting during setitem-like Series operations)

WarningsWarnings that appear or should be added to pandasWarnings that appear or should be added to pandas

Status: Open.

#55791 In pandas-dev/pandas;

· utilifeedagnes opened on Nov 1, 2023