GitHub / pandas-dev/pandas issues and pull requests
Labelled with: Index
#62337 - BUG: factorize does not preserve extension dtypes
Issue -
State: open - Opened by batterseapower 2 months ago
- 5 comments
Labels: Bug, Algos, ExtensionArray, Index
#62032 - EHN: return early when the result is None
Pull Request -
State: closed - Opened by zhiqiangxu 4 months ago
- 2 comments
Labels: Index
#61756 - DOC: Pass docstring validation for Index.infer_objects
Pull Request -
State: open - Opened by mroeschke 5 months ago
Labels: Docs, Index
#61756 - DOC: Pass docstring validation for Index.infer_objects
Pull Request -
State: closed - Opened by mroeschke 5 months ago
- 1 comment
Labels: Docs, Index
#61733 - DOC: Index.infer_objects is missing from docs
Issue -
State: closed - Opened by Dr-Irv 5 months ago
Labels: Docs, good first issue, Index
#61674 - BUG: fix: `list` as index item does not raise
Pull Request -
State: open - Opened by Andre-Andreati 5 months ago
Labels: Bug, Index
#61541 - BUG: Fix Index.equals between object and string
Pull Request -
State: closed - Opened by sanggon6107 6 months ago
- 1 comment
Labels: Bug, Strings, Index
#61349 - TST: Testing for mixed int/str Index
Pull Request -
State: closed - Opened by xaris96 7 months ago
- 11 comments
Labels: Testing, Index
#61062 - BUG: Fix na_position type in IndexEngine
Pull Request -
State: closed - Opened by avm19 9 months ago
- 1 comment
Labels: Index
#61062 - BUG: Fix na_position type in IndexEngine
Pull Request -
State: closed - Opened by avm19 9 months ago
- 2 comments
Labels: Index
#60954 - BUG: Segmentation Fault when changing a column name in a DataFrame
Issue -
State: closed - Opened by cvr 9 months ago
- 8 comments
Labels: Docs, Index
#60923 - BUG: `series.reindex(mi)` behaves different for series with Index and MultiIndex
Issue -
State: open - Opened by ssche 9 months ago
Labels: Bug, MultiIndex, Index, Needs Triage
#60797 - API: ignore empty range/object dtype in Index setop operations (string dtype compat)
Pull Request -
State: closed - Opened by jorisvandenbossche 10 months ago
- 4 comments
Labels: Strings, Index, setops
#60642 - BUG: MultiIndex union/difference not commutative
Issue -
State: open - Opened by ssche 11 months ago
Labels: Bug, Missing-data, MultiIndex, Index, Needs Triage, setops
#60339 - Backport PR #56013 on branch 2.3.x (BUG: get_indexer rountripping through string dtype)
Pull Request -
State: closed - Opened by meeseeksmachine about 1 year ago
Labels: Strings, Index
#60339 - Backport PR #56013 on branch 2.3.x (BUG: get_indexer rountripping through string dtype)
Pull Request -
State: closed - Opened by meeseeksmachine about 1 year ago
Labels: Strings, Index
#60338 - API: creating DataFrame with no columns: object vs string dtype columns?
Issue -
State: open - Opened by jorisvandenbossche about 1 year ago
Labels: API Design, Strings, Index
#60159 - BUG/API: preserve dtype in Index `append()`
Issue -
State: open - Opened by jorisvandenbossche about 1 year ago
Labels: Dtype Conversions, Strings, Index
#59879 - BUG (string dtype): looking up missing value in the Index fails
Issue -
State: open - Opened by jorisvandenbossche about 1 year ago
Labels: Bug, Strings, Index
#59765 - API: handling of missing values in Index.__contains__
Issue -
State: open - Opened by jorisvandenbossche about 1 year ago
Labels: Missing-data, Index, API - Consistency
#59283 - CLN: Remove Index.sort
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Clean, Index
#59036 - BUG: `DatetimeIndex.union` gives wrong result with "datetime64[us]"
Issue -
State: closed - Opened by tehunter over 1 year ago
Labels: Bug, Index, Needs Triage, datetime.date
#59035 - REF: Use `default_index` or preserve original Index type for empty-like results
Pull Request -
State: open - Opened by mroeschke over 1 year ago
Labels: Index
#59035 - REF: Use `default_index` or preserve original Index type for empty-like results
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Refactor, Index
#58818 - BUG: pd.Index.Intersection fails with multiple data frames
Issue -
State: closed - Opened by Ge0rges over 1 year ago
- 3 comments
Labels: Bug, Index, Closing Candidate, setops
#58815 - BUG: Lookup by datetime in timestamp index does not work
Issue -
State: closed - Opened by sam-s over 1 year ago
- 1 comment
Labels: Bug, Timeseries, Duplicate Report, Index, datetime.date
#58438 - preserve index in list accessor
Pull Request -
State: closed - Opened by rohanjain101 over 1 year ago
- 1 comment
Labels: Index, Arrow
#58438 - preserve index in list accessor
Pull Request -
State: closed - Opened by rohanjain101 over 1 year ago
Labels: Index, Arrow
#58385 - PERF: MultiIndex.memory_usage shouldn't trigger the index engine
Pull Request -
State: closed - Opened by GianlucaFicarelli over 1 year ago
- 1 comment
Labels: Performance, Index
#58385 - PERF: MultiIndex.memory_usage shouldn't trigger the index engine
Pull Request -
State: closed - Opened by GianlucaFicarelli over 1 year ago
Labels: Performance, Index
#58376 - PERF: RangeIndex.value_counts/searchsorted/to_numpy
Pull Request -
State: open - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#58376 - PERF: RangeIndex.value_counts/searchsorted/to_numpy
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#58370 - REF: Defer creating Index._engine until needed
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Refactor, Index
#58183 - CLN: union_indexes
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Clean, Index
#58183 - CLN: union_indexes
Pull Request -
State: open - Opened by mroeschke over 1 year ago
Labels: Clean, Index
#58148 - BUG: Fix Index.sort_values with natsort_key raises
Pull Request -
State: closed - Opened by yuanx749 over 1 year ago
- 2 comments
Labels: Index, Sorting
#58148 - BUG: Fix Index.sort_values with natsort_key raises
Pull Request -
State: closed - Opened by yuanx749 over 1 year ago
- 1 comment
Labels: Index, Sorting
#58143 - REF: Allow Index._with_infer to also return RangeIndex
Pull Request -
State: open - Opened by mroeschke over 1 year ago
Labels: Index
#58143 - REF: Allow Index._with_infer to also return RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Index
#58119 - PERF: concat([Series, DataFrame], axis=0) returns RangeIndex columns when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Reshaping, Index
#58119 - PERF: concat([Series, DataFrame], axis=0) returns RangeIndex columns when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Reshaping, Index
#58118 - PERF: Series(dict) returns RangeIndex when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Index, Series
#58118 - PERF: Series(dict) returns RangeIndex when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Index, Series
#58117 - PERF: groupby returns a RangeIndex from groups when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Groupby, Index
#58117 - PERF: groupby returns a RangeIndex from groups when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Groupby, Index
#58018 - PERF: Allow Index.to_frame to return RangeIndex columns
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#58018 - PERF: Allow Index.to_frame to return RangeIndex columns
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#58016 - PERF: Allow np.integer Series/Index to convert to RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 2 comments
Labels: Performance, Index
#58016 - PERF: Allow np.integer Series/Index to convert to RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#58006 - CLN: remove unnecessary check `needs_i8_conversion` if Index subclass does not support `any` or `all`
Pull Request -
State: closed - Opened by natmokval over 1 year ago
- 2 comments
Labels: Index, Reduction Operations
#58006 - CLN: remove unnecessary check `needs_i8_conversion` if Index subclass does not support `any` or `all`
Pull Request -
State: closed - Opened by natmokval over 1 year ago
- 1 comment
Labels: Index, Reduction Operations
#57958 - BUG: Fix `is_unique` regression for slices of `Index`es
Pull Request -
State: closed - Opened by rob-sil over 1 year ago
- 11 comments
Labels: Index
#57958 - BUG: Fix `is_unique` regression for slices of `Index`es
Pull Request -
State: closed - Opened by rob-sil over 1 year ago
- 10 comments
Labels: Index
#57943 - PERF: DataFrame(dict) returns RangeIndex columns when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index, Constructors
#57943 - PERF: DataFrame(dict) returns RangeIndex columns when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index, Constructors
#57911 - BUG: regression, is_unique is incorrect since pandas 2.1.0
Issue -
State: closed - Opened by morotti over 1 year ago
- 7 comments
Labels: Bug, Regression, Index
#57856 - PERF: Remove slower short circut checks in RangeIndex__getitem__
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#57856 - PERF: Remove slower short circut checks in RangeIndex__getitem__
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57855 - PERF: Skip _shallow_copy for RangeIndex._join_empty where other is RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#57855 - PERF: Skip _shallow_copy for RangeIndex._join_empty where other is RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57833 - PERF: RangeIndex.insert maintains RangeIndex when empty
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 5 comments
Labels: Performance, Index
#57833 - PERF: RangeIndex.insert maintains RangeIndex when empty
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 4 comments
Labels: Performance, Index
#57825 - PERF: Unary methods on RangeIndex returns RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#57825 - PERF: Unary methods on RangeIndex returns RangeIndex
Pull Request -
State: open - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57824 - PERF: RangeIndex.round returns RangeIndex when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57824 - PERF: RangeIndex.round returns RangeIndex when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57823 - PERF: RangeIndex.argmin/argmax
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57812 - PERF: Avoid np.divmod in maybe_sequence_to_range
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#57812 - PERF: Avoid np.divmod in maybe_sequence_to_range
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#57787 - PERF: Categorical(range).categories returns RangeIndex instead of Index
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Categorical, Index
#57787 - PERF: Categorical(range).categories returns RangeIndex instead of Index
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Categorical, Index
#57786 - PERF: Allow ensure_index_from_sequence to return RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 2 comments
Labels: Performance, Index
#57786 - PERF: Allow ensure_index_from_sequence to return RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 2 comments
Labels: Performance, Index
#57770 - PERF: RangeIndex.__getitem__ with integers return RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 2 comments
Labels: Indexing, Performance, Index
#57770 - PERF: RangeIndex.__getitem__ with integers return RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 2 comments
Labels: Indexing, Performance, Index
#57768 - PERF: Return RangeIndex columns instead of Index for str.partition with ArrowDtype
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57768 - PERF: Return RangeIndex columns instead of Index for str.partition with ArrowDtype
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57755 - PERF/CLN: Preserve `concat(keys=range)` RangeIndex level in the result
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Clean, Index
#57755 - PERF/CLN: Preserve `concat(keys=range)` RangeIndex level in the result
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Clean, Index
#57752 - PERF: RangeIndex.take/reindex/join with single/no value returns RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#57752 - PERF: RangeIndex.take/reindex/join with single/no value returns RangeIndex
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#57679 - BUG: pd.unique(Index) now returns Index as Index.unique
Pull Request -
State: closed - Opened by yuanx749 over 1 year ago
- 2 comments
Labels: Algos, Index
#57679 - BUG: pd.unique(Index) now returns Index as Index.unique
Pull Request -
State: closed - Opened by yuanx749 over 1 year ago
- 3 comments
Labels: Algos, Index
#57651 - PERF: Return RangeIndex from RangeIndex.join when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#57651 - PERF: Return RangeIndex from RangeIndex.join when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 1 comment
Labels: Performance, Index
#57647 - PERF: Return RangeIndex from RangeIndex.reindex when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 2 comments
Labels: Performance, Index
#57647 - PERF: Return RangeIndex from RangeIndex.reindex when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 2 comments
Labels: Performance, Index
#57624 - Potential regression induced by PR #57534
Issue -
State: closed - Opened by rhshadrach over 1 year ago
- 1 comment
Labels: Performance, Regression, Index
#57622 - Potential regression induced by PR #57445
Issue -
State: closed - Opened by rhshadrach over 1 year ago
- 4 comments
Labels: Performance, Regression, Index
#57607 - BUG: Possible bad api side effect of replacing FrozenList with tuple
Issue -
State: closed - Opened by dalejung over 1 year ago
- 8 comments
Labels: Bug, Blocker, Needs Discussion, Index
#57588 - PERF: Return a RangeIndex from __getitem__ with a bool mask when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57588 - PERF: Return a RangeIndex from __getitem__ with a bool mask when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57560 - PERF: Switch conditions in RangeIndex._shallow_copy
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57552 - Backport PR #57439 on branch 2.2.x (BUG: read_json returning Index instead of RangeIndex)
Pull Request -
State: closed - Opened by meeseeksmachine over 1 year ago
Labels: IO JSON, Index
#57552 - Backport PR #57439 on branch 2.2.x (BUG: read_json returning Index instead of RangeIndex)
Pull Request -
State: closed - Opened by meeseeksmachine over 1 year ago
Labels: IO JSON, Index
#57546 - DOC: Add missing docstrings for Index.empty, Index.view and Index.names
Pull Request -
State: closed - Opened by merlinymy over 1 year ago
- 5 comments
Labels: Docs, Index
#57543 - PERF: Return RangeIndex from RangeIndex.join when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57543 - PERF: Return RangeIndex from RangeIndex.join when possible
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index
#57534 - PERF: Add short circuiting to RangeIndex._shallow_copy
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
- 2 comments
Labels: Performance, Index
#57534 - PERF: Add short circuiting to RangeIndex._shallow_copy
Pull Request -
State: closed - Opened by mroeschke over 1 year ago
Labels: Performance, Index