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github.com/pandas-dev/pandas

Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more
https://github.com/pandas-dev/pandas

CI: Allow more permissive HTTP retries/timeouts when connecting to conda (#47260)

6317d81ea3681d24773ff208c4bb12d8e50eca78 authored over 2 years ago
ENH: Allow column grouping in DataFrame.plot (#29944)

297c59abbe218f3ccb89fb25bee48f619c1e0d2d authored over 2 years ago
ENH: Incorproate ArrowDtype into ArrowExtensionArray (#47034)

f30c7d78237007c2a4ee30e78d4cdcac7caa83f6 authored over 2 years ago
DOC: Move all relevant wiki items to docs (#47277)

fcd94b3a1e049495d1b7f6af21de261faeb4fa5f authored over 2 years ago
TST: Fix test warnings (#47257)

ed7467c40d2deb836ae9c5d78cca7edea725fa98 authored over 2 years ago
REF: Add Manager.column_setitem to set values into a single column (without intermediate series) (#47074)

b99ec4a9c92e288ace6b63072ffc4c296f8e5dc9 authored over 2 years ago
Fix typos (#47275)

* fix codespell violations

* drop rule files: ^(pandas|doc)/ from codespell pre-commit config...

aa85f02acb7bcc1ebd05bcbf8d94a3e9f70bb95c authored over 2 years ago
BUG/PERF: DataFrame.to_records inconsistent dtypes for MultiIndex (#47279)

DataFrame.to_records fix inconsistent dtypes with MultiIndex

11881eaa0ae6c745e638ca76c16d6207818955cb authored over 2 years ago
CI/TYP: enable reportGeneralTypeIssues for subset of files (#47252)

* CI/TYP: enable reportGeneralTypeIssues for subset of files

* labels can be Iterable[str]

...

5e3b51d52e546b8ba7a989945513ffdd9dd17c45 authored over 2 years ago
TST: Added test for bug Reindexing pd.Float64Dtype() series gives runtime warnings when passed to np.log (#47087)

* TST: For issue GH 47055

* Changes according to pre-commit

* Made changes according to re...

d3d1bdc39ad20bab58f93fbe2c1b7d8b4990c34d authored over 2 years ago
ENH: Add numeric_only to window ops (#47265)

* ENH: Add numeric_only to window ops

* Fix corr/cov for Series; add tests

730b307ad1c31840fc5ffc1543117cc92fe0ee1e authored over 2 years ago
ENH: TDA fields support non-nano (#47278)

997f84bd8fd99952c1ea464b7794c989ccdf402e authored over 2 years ago
BUG: Timestamp with unit=Y or unit=M (#47266)

* BUG: Timestamp with unit=Y or unit=M

* GH refs

* remove unnecessary upper

3d46adae17f4278d9149c822d946dfe19460e138 authored over 2 years ago
REF: avoid ravel in ints_to_pytimedelta (#47261)

* REF: avoid ravel in ints_to_pytimedelta

* copy/paste fixup

* typo fixup

* copy/paste ...

11f3dcd8d3d2e856c0e97823d1588f5667f12cd6 authored over 2 years ago
BUG Fix: Allow using datetime64[ns, UTC] in IntervalDtype (#47208)

* add test

* repair by comment

* repair by comment

* repair by comment

* add test

1e9c15159b5827aae40ce9c3ae91454e96ab497c authored over 2 years ago
ENH: Move NumExprClobberingError to error/__init__.py per GH27656 (#47253)

* ENH: Move NumExprClobberingError to error/__init__.py per GH27656

* ENH: change backtick to...

c3ac53170516432e8c39e5bbe5314a2c42715673 authored over 2 years ago
BUG: pd.Timedelta(big_int, unit=W) silent overflow (#47268)

* BUG: pd.Timedelta(big_int, unit=W) silent overflow

* GH ref

* note exception changes in ...

4ea3efe8fce08f6974f94212fe8ed16e34b9f965 authored over 2 years ago
DEPR: Timestamp(150.5, unit=Y) (#47267)

* DEPR: Timestamp(150.5, unit=Y)

* GH refs

019574dd4c3f2eea6af62e800f13d40bf0778ded authored over 2 years ago
DOC: cross reference similar `Series.unique` and `Series.drop_duplicates` methods (#47274)

cd3fdd5d5c5e5fc49b3892ed2bb5466924011945 authored over 2 years ago
Raise `FileNotFoundError` in `read_json` if input looks like file path but file is missing (#46718)

* raise FileNotFoundError in _get_data_from_filepath()

* update tests test_read_non_existent ...

67045903306ac4a1cab108177e92df30d99912b4 authored over 2 years ago
ENH: Add check_like functionality to assert_series_equal (#47248)

* Add check_like functionality to assert_series_equal

* fix code formatting issues

* versi...

46eac3af820674bab1a07c8c7a7636f03f4858cf authored over 2 years ago
DEPS/CI: Fix sdist job post numpy 18 drop (#47258)

19b2772eb41822b91ed9bdde16fc6c7fe2b66d03 authored over 2 years ago
TST: xfail unit test on min build (#47259)

3669711054a88c916ddc15bdc5df2f331be9d884 authored over 2 years ago
CLN: DatetimeTZBlock don't override values_for_json (#46993)

* CLN: DatetimeTZBlock don't override values_for_json

* Update blocks.py

aa305f3608938b5bfd9d08c75ee8b6d883f7098b authored over 2 years ago
PERF: delta_to_nanoseconds (#47254)

391999756b13bab199a8883c53af44ffc400189e authored over 2 years ago
BUG: read_excel loading some xlsx ints as floats (#47121)

* Reintoduce integer conversion when reading xlsx

* whats new 1.4.3

Co-authored-by: Jeff R...

dea624a0075d595def179b96be27560cf6257438 authored over 2 years ago
REF: share DTA/TDA/PA arithmetic methods (#47205)

* REF: share DTA/TDA/PA arithmetic methods

* troubleshoot npdev build

3350f95c017a68644e8577651af743413532356f authored over 2 years ago
BUG: Fix infinite recursion loop when pivot of IntervalTree is ±inf (#46664)

Attempts to fix #46658.

When the pivot of an IntervalTree becomes ±inf the construction of th...

5f72083a237d1c6bc56d3d2f82f896e0d0e10d54 authored over 2 years ago
TYP: remove mypy ignore from localization.py (#47240)

* TYP: remove mypy ignore from localization.py

* fixup! TYP: remove mypy ignore from localiza...

c0b659a354e8827690ccd911159f2441b26ec659 authored over 2 years ago
PERF: Optimize read_excel nrows (#46894)

9e10206f4cc7af0e4fd090b93519d9589b794906 authored over 2 years ago
TST: Assign back multiple column to datetime (#46982)

9b77039ac64f1dcc955f51f512a0a305ae4c7170 authored over 2 years ago
Fix inconsistent uses of row-wise and column-wise in axis param docs (#47237)

* fix corrwith docs

* remove row-wise and column-wise language from all() docs

8191643428d128e24d4e499abd07c549073eb2df authored over 2 years ago
Add type annotations to the PR checklist (#47249)

ba7802b6c6a512be02302aeb54f9b278f818dee0 authored over 2 years ago
REGR: setitem writing into RangeIndex instead of creating a copy (#47143)

c4a7059029c24187036f67d88b9f6955b4918600 authored over 2 years ago
Properly propagate exceptions in sas.pyx (#47149)

0ede847ab847722cf66fabb21780762d2f8b9323 authored over 2 years ago
BUG: groupby does not respect dropna=False when input has MultiIndex (#47186)

050e2664ab70d6de3d9b39dbb04e1f4e7e0d06d1 authored over 2 years ago
REF: remove ensure_datetime64ns, ensure_timedelta64ns (#47219)

3b8178bbd59401fdbb3748bd873552b0303ccc9b authored over 2 years ago
TYP: pandas/_testing (#47037)

* TYP: bunch of type annotations

* change not needed

c9c6685c51ead26bbbb9a0dd565e82967cd839e8 authored over 2 years ago
BUG: StataWriter value_label encoding (#47199)

68c439bdd6f9d56ff8808b321919e9a662a3b19f authored over 2 years ago
BUG: Tackle GH47203; Ensure body is non-empty when accessing row_body_cells (#47204)

1b114d7d29d0a03eb8dba38c3d9090f7adf7427a authored over 2 years ago
REGR: concat not sorting columns for mixed column names (#47206)

a54ac8792bf65c1db067f1bed97023a6eeca1682 authored over 2 years ago
DOC: Added docstrings to fixtures defined in array module (#47211)

89be1f053b695c4ce1c0569f737caf3f03c12128 authored over 2 years ago
Update to Documentation Intro (#47220)

72e84c404b7ed613a421e10a98f1e6c4872bda4b authored over 2 years ago
BUG: Eval scopes ignoring empty dictionaries (#47084) (#47085)

5246d1332d1fc8623b863d5c1a086a2b3aeb5ab5 authored over 2 years ago
ASV: add benchmark for reindex with MultiIndex containing dates (#47221)

16a4e59e6b005d66d603d6f092eb7252412da457 authored over 2 years ago
REF: PeriodArray simplify _time_shift (#47228)

256805f36e3d2442e44033e35fd6985bc900b080 authored over 2 years ago
DEPS: drop np 18 supoort (#47226)

07c46df3d064ea85f62b46f2d112f951ab394f0b authored over 2 years ago
PERF: groupby.apply on a non-unique, unsorted index (#47234)

c5e32b560444b15fb6e4bf03366df3df415f8adf authored over 2 years ago
docs: Fix typo (#47235)

dcfba3c608e17ea0a851abde2360a1dcca016d24 authored over 2 years ago
Create eval test (#47236)

f85acd98ff5ae8029b37a88de6760a04b3ae0e6e authored over 2 years ago
DEPR: numeric_only default in resampler ops (#47177)

62b6d25551d006758422c20e7f931858e23054a9 authored over 2 years ago
Bump cython version in asv.conf.json to match environment.yml (#47239)

bump cython version in asv.conf.json to match environment.yml

21e6da35e9404f3fdcf854a7e104926f8ca2547c authored over 2 years ago
BUG: PeriodArray.__add__(array_of_ints) (#47209)

* BUG: PeriodArray.__add__(array_of_ints)

* GH ref

* Update doc/source/whatsnew/v1.5.0.rst...

df8acf4201466e77572cdb8125683e75c4715f91 authored over 2 years ago
Add setup-conda action (#46611)

* Add run-tests and setup-pandas actions

* Undo run-tests

* Use setup-pandas in docbuild
...

b1b788fefcdc1f46cebbf6a0df4a9f321ca20086 authored over 2 years ago
ENH: Move SettingWithCopyWarning to error/__init__.py per GH27656 (#47198)

* ENH: Move SettingWithCopyWarning to error/__init__.py per GH27656

* ENH: change links to sp...

866b281118bcca2cf3e4da8399a742ecd61d6d98 authored over 2 years ago
TST: GH32822 data types in frame manip (#46836)

* TST: GH32822 data types in frame manip

* edited style

* parametrize dtype

* fix integ...

aae9234e816469391512910e8265552f215d6263 authored over 2 years ago
DOC: Improve .at indexer API docs (#46734)

GH46722

Co-authored-by: Mateusz <[email protected]>

f60675dbd2ace73e7fe72016e47b51b216a195f2 authored over 2 years ago
TYP: read_csv/table (names index_col) (#47124)

* TYP: read_csv/table (names, usecols, and index_col)

* unused import

* remove usecols

56985bbe4f63742c7e45bf0f972e597b7bdaed79 authored over 2 years ago
astype_overflowsafe handle timedelta64 (#47110)

* astype_overflowsafe handle timedelta64

* mypy fixup

* update exception messages, share m...

729d17c06fd702f73ac495496993429b64defe4a authored over 2 years ago
BUG: Period + np.timedelta64(nat) (#47196)

* BUG: Period + np.timedelta64(nat)

* GH ref

* test reversed subtraction raises

* param...

b6a058b6a407d3ad491ccdaedc8db0c3dbaffc64 authored over 2 years ago
REF: avoid ravel in DTA._add_offset (#47200)

4791cd75c0c26f3df42cb945e73125a91b324cc8 authored over 2 years ago
ENH: DatetimeTZDtype support non-nano (#47120)

* ENH: DatetimeTZDtype support non-nano

* mypy fixup

* mypy fixup

* TST: Day not supported

259a15ce7e9c2f18cc6c1d37f1c670d413cd23bb authored over 2 years ago
updated period.daysinmonth definition to match period.days_in_month (#47193)

updated daysinmonth definition to match days_in_month

a4c6a694f530c610a19e9336029b6b925eb86360 authored over 2 years ago
Add absolute value to head() and tail() docstrings for negative values of n (#47195)

* add absolute value to head and tail docstrings

* remove minus sign because n is already neg...

012f23e1bc7b9b98099483454788bbbccafd2290 authored over 2 years ago
TYP: NDFrame.min/max mypy workaround (#47197)

452064d9e803f30efc961438ace86083c7c7d02b authored over 2 years ago
DOC: Add to docs on group_keys in groupby.apply (#47185)

* DOC: Add to docs on group_keys in groupby.apply

* Add link to user guide

a2f5815ddcccffa4120558203995e846f2856992 authored over 2 years ago
REF: delta_to_nanoseconds handle non-nano (#47191)

7c5c81e9a413821af8294a5eeaf750d8f1641d0d authored over 2 years ago
TYP: annotate two decorators (#47184)

ec32a00da0aa98548a712e918da371f58972e1ff authored over 2 years ago
CI: Versioneer not picking up version in 32-bit build (#47179)

96acb6a8e4cdebb26424001c148375ada63ebe71 authored over 2 years ago
⬆️ UPGRADE: Autoupdate pre-commit config (#47187)

Co-authored-by: MarcoGorelli <[email protected]>

078e836884995727080a650459ec2a140368381e authored over 2 years ago
[CLN] call __finalize__ in quantile (#47183)

* remove unreachable code in DataFrame.quantile

* add test for increased coverage

3bf2cb1b227c80461c7a736718ae17e35d6d5772 authored over 2 years ago
ENH: implement Timedelta._as_unit (#47162)

a4e3338845b0a6bb5ca750b47e4d826e73fea904 authored over 2 years ago
Fix reading SAS7BDAT files with zero rows (#47116)

* Fix reading SAS7BDAT files with zero rows

* Add missing file

* Update test_sas7bdat.py

d47eae84b684a65039b4029180b2a43694a0519d authored over 2 years ago
API/TST: add tests for new copy/view behaviour (#46979)

* API/TST: add tests for new copy/view behaviour

* fixes for non-CoW cases

* move test fil...

b91393557fd110e73c19d9ce91fef3b10198e6ed authored over 2 years ago
Test Case: pd.DataFrame.prob with min_count changes dtype if result contains NaNs (#47170)

9289c46e166533dfafd18843137f101624cf41a5 authored over 2 years ago
BUG: do not suppress errors when closing file handles (#47165)

96ba36ddcbedda4bfe4e70ea0261a3194724f768 authored over 2 years ago
ENH: consistency of input args for boundaries - Interval (#46522)

7e23a37e1c5bda81234801a6584563e2880769eb authored over 2 years ago
CLN: Simplify mmap code (#47175)

9292530c9eadd70fbff68a3e71c2fc2bea10b3d9 authored over 2 years ago
CLN: Share code between _BytesTarFile and _BytesZipFile (#47153)

* CLN: do not suppress errors when closing file handles

* more cleanups

* move to 1.4.3

...

8e94afb983cb51551f628567f819a07246e78bdf authored over 2 years ago
TYP: resolve mypy ignores in core/apply.py (#47066)

bc5f2064f8516c8e6d6c9aada6af19f520f0bb79 authored over 2 years ago
Bug Fix: pd.DataFrame.sum with min_count changes dtype if result contains NaNs (#47091)

c355145c7f51d7d0a15cfb38a88e85014d1d7116 authored over 2 years ago
TST: Re-enable test after Cython upgrade (#47159)

2e6bd77ba57d4b14a62a2f949d60be91a674e7d3 authored over 2 years ago
TYP: Upgrade mypy to 0.960 (#47140)

* TYP: Upgrade mypy to 0.960

* Update whatsnew

578e918777f6f512f85a917dc34910df87f63e90 authored over 2 years ago
BUG: `DataFrame.shift` shows different behavior for `axis=1` when `freq` is specified (#47051)

41449d66a4de05053bc7023eb0a2f945007afa86 authored over 2 years ago
ENH: Move SettingWithCopyError to error/__init__.py per GH27656 (#47151)

* ENH: Move SettingWithCopyError to error/__init__.py per GH27656

* ENH: add exception to tes...

19dbef07d04d62386dcad6e12a6c0bdddae6c652 authored over 2 years ago
DEPS: Bump Cython (#47150)

3a7eed3e12bf22c5384beeecd1c52adfc58eab81 authored over 2 years ago
make series axis parameter docs consistent (#47109)

* make series docs consistent

add series unused param info to DF docs

* fix trailing white...

244f747bb63f45c1c439193f0672c6162853b168 authored over 2 years ago
Add note about different series lengths to Series.corr and Series.cov docs (#47145)

* add to corr docs

* add to cov docs

* fix typo

c8ac9539c740c65528c2fa8a8cc7360f36cf49f8 authored over 2 years ago
BUG: read_csv adding additional columns as integers instead of strings (#47137)

* BUG: read_csv adding additional columns as integers instead of strings

* Reword whatsnew

c9ce063519cacc16a7449da247a2e7ea3ce4dd63 authored over 2 years ago
REGR: index_col False and header=None inferring index names in some cases (#47139)

c50b745a99e644e7c7552f196f49f6269b79e258 authored over 2 years ago
BUG: Resampler attempts to aggregate the `on` column (#47107)

b5915239bdf669a3fc93992af265c9e5bf44f5cf authored over 2 years ago
DOC/CI: Use more explicit data setup in user guides (#47093)

339623b58abda42907f3090769d07c663e74a796 authored over 2 years ago
Remove ctime.pyx (#47133)

3c2b6a54f4c05702761f8c42b8062880212e02a7 authored over 2 years ago
DOC: Improve reshape\concat (#47061)

17c6e2b3d529a546d35291a92fe9b8b6bd01e408 authored over 2 years ago
CLN: ensure clean up styler tests (#47135)

40a88f83f099cdd43828d72538e816bf203c7434 authored over 2 years ago
sync "inplace" document strings anywhere possible (#47122)

* Fixing documentation format in read_csv

add a mising ` in on_bad_lines option description i...

647271e1fec91b319c22caf09ed3d1cd79880c61 authored over 2 years ago
Fix typo in tz_convert docs (#47131)

add klass doc decorations to tz_convert and tz_localize

8e522ebd4363bdc6709197a1175638ba98de9caa authored over 2 years ago
infer_freq handle non-nano (#47126)

* infer_freq handle non-nano

* remove unused import

e9350a4affbb424aaecad279f638a0dd1584df68 authored over 2 years ago
BUG: Fix `set_sticky` background (#47082)

adc98301a115a54d62e37a4c18d9fc652d1731a4 authored over 2 years ago
ENH: move SpecificationError to error/__init__.py (#47089)

* ENH: move SpecificationError from core/base.py to error/__init__.py per GH27656

* ENH: fix ...

33c52d2dd6b1502e6238fa49778d4cf9522ba319 authored over 2 years ago