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1.2.2

Closed
Overdue by 4 year(s)
•
Due by February 7, 2021
Closed Feb 9, 2021
100% complete

on-merge: backport to 1.2.x

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0 issues of 89 selected

  • BUG: pd.Series produces NaN for valid input as per documentation

    Docs
    IndexingRelated to indexing on series/frames, not to indexes themselves
    Status: Closed (completed).
    #34534 In pandas-dev/pandas;
    · by harishb00 was closed on Feb 7, 2021

  • BUG: read_excel with Workbook and engine="openpyxl" raises ValueError

    IO Excelread_excel, to_excel
    RegressionFunctionality that used to work in a prior pandas version
    Status: Closed (completed).
    #39528 In pandas-dev/pandas;
    · by ajkaijanaho was closed on Feb 7, 2021

  • CI: green builds

    CIContinuous Integration
    DependenciesRequired and optional dependencies
    Status: Closed (completed).
    #39541 In pandas-dev/pandas;
    · by jreback was closed on Feb 1, 2021

  • BUG: Rolling.count modifies 'min_periods' inplace since 1.2.0

    Bug
    Needs TriageIssue that has not been reviewed by a pandas team member
    Windowrolling, ewma, expanding
    Status: Closed (completed).
    #39554 In pandas-dev/pandas;
    · by dchigarev was closed on Feb 5, 2021

  • RLS: 1.2.2

    Release
    Status: Closed (completed).
    #39295 In pandas-dev/pandas;
    · by simonjayhawkins was closed on Feb 9, 2021

  • DOC: Fix inaccurate statement in 1.2.0 release notes

    Docs
    Status: Closed (completed).
    #39291 In pandas-dev/pandas;
    · by rs2 was closed on Jan 21, 2021

  • BUG: astype from categorical to np.int32 conversion returns np.int64 in pandas 1.2.0 and 1.2.0

    Bug
    CategoricalCategorical Data Type
    Dtype ConversionsUnexpected or buggy dtype conversions
    RegressionFunctionality that used to work in a prior pandas version
    Status: Closed (completed).
    #39402 In pandas-dev/pandas;
    · by wchang778 was closed on Feb 8, 2021

  • BUG: pd.testing.assert_frame_equal(..., check_exact=True) raises AssertionError when comparing numeric ExtensionDtypes

    Bug
    RegressionFunctionality that used to work in a prior pandas version
    Testingpandas testing functions or related to the test suite
    Status: Closed (completed).
    #39410 In pandas-dev/pandas;
    · by apriha was closed on Jan 28, 2021

  • BUG: pd.DataFrame is created inconsistently from numpy.ndarray for non-native pandas dtypes such as: datetime64[ms], etc..

    Bug
    ConstructorsSeries/DataFrame/Index/pd.array Constructors
    DataFrameDataFrame data structure
    Status: Closed (completed).
    #39422 In pandas-dev/pandas;
    · by mheydel was closed on Jan 30, 2021

  • BUG: Regression cannot create Series with dtype 'S|' or 'bytes'

    Bug
    RegressionFunctionality that used to work in a prior pandas version
    Status: Closed (completed).
    #39474 In pandas-dev/pandas;
    · by TheNeuralBit was closed on Feb 2, 2021

  • BUG: ExcelWriter with mode='a' corrupts file

    Bug
    IO Excelread_excel, to_excel
    RegressionFunctionality that used to work in a prior pandas version
    Status: Closed (completed).
    #39576 In pandas-dev/pandas;
    · by fdzuJ was closed on Feb 7, 2021

  • BUG: read_excel() using openpyxl engine header argument not working as expected

    Bug
    IO Excelread_excel, to_excel
    RegressionFunctionality that used to work in a prior pandas version
    Status: Closed (completed).
    #38956 In pandas-dev/pandas;
    · by JuliaWilkinsSonos was closed on Feb 5, 2021

  • BUG: read_excel() fails when checking __version__ of older xlrd versions

    Bug
    IO Excelread_excel, to_excel
    Status: Closed (completed).
    #38955 In pandas-dev/pandas;
    · by kcharlie2 was closed on Feb 1, 2021

  • BUG: read_excel with openpyxl results in empty data frame

    Bug
    IO Excelread_excel, to_excel
    RegressionFunctionality that used to work in a prior pandas version
    Status: Closed (completed).
    #39001 In pandas-dev/pandas;
    · by luciodaou was closed on Feb 5, 2021

  • BUG:to_pickle() raises TypeError when compressing large dataframe

    Bug
    IO Pickleread_pickle, to_pickle
    RegressionFunctionality that used to work in a prior pandas version
    Status: Closed (completed).
    #39002 In pandas-dev/pandas;
    · by zhuoqiang was closed on Jan 26, 2021

  • BUG: ValueError on ".transform" method applied to an empty DataFrame

    ApplyApply, Aggregate, Transform, Map
    RegressionFunctionality that used to work in a prior pandas version
    Status: Closed (completed).
    #39636 In pandas-dev/pandas;
    · by rennerocha was closed on Feb 7, 2021

  • REGR: Assertion error in 1.2.1 but not 1.0.5 with groupby, resample, min

    Groupby
    RegressionFunctionality that used to work in a prior pandas version
    Status: Closed (completed).
    #39329 In pandas-dev/pandas;
    · by mcarans was closed on Feb 8, 2021

  • BUG: ExcelWriter.book --> no member ->Slow Execution Time<-

    IO Excelread_excel, to_excel
    Needs InfoClarification about behavior needed to assess issue
    PerformanceMemory or execution speed performance
    Status: Closed (completed).
    #39181 In pandas-dev/pandas;
    · by Eric106 was closed on Feb 8, 2021

  • BUG: read_excel fails with IndexError: list index out of range

    Bug
    Error ReportingIncorrect or improved errors from pandas
    IO Excelread_excel, to_excel
    RegressionFunctionality that used to work in a prior pandas version
    Upstream issueIssue related to pandas dependency
    Status: Closed (completed).
    #39250 In pandas-dev/pandas;
    · by YarShev was closed on Feb 1, 2021

  • BUG: DataFrame constructor reordering elements with ndarray from datetime dtype not datetime64[ns]

    ConstructorsSeries/DataFrame/Index/pd.array Constructors
    DataFrameDataFrame data structure
    Status: Merged (completed).
    pandas-dev/pandasnumber 39442
    #39442 In pandas-dev/pandas;
    · by phofl was closed on Jan 28, 2021

  • REGR: prefer user-provided mode

    IO CSVread_csv, to_csv
    Status: Merged (completed).
    pandas-dev/pandasnumber 39440
    #39440 In pandas-dev/pandas;
    · by twoertwein was closed on Jan 28, 2021

  • Backport PR #39546 on branch 1.2.x (CI/TST: update exception message, xfail)

    CIContinuous Integration
    DependenciesRequired and optional dependencies
    Status: Merged (completed).
    pandas-dev/pandasnumber 39549
    #39549 In pandas-dev/pandas;
    · by meeseeksmachine was closed on Feb 2, 2021

  • BUG: read_excel with openpyxl produces trailing rows of nan

    Bug
    IO Excelread_excel, to_excel
    PerformanceMemory or execution speed performance
    Status: Merged (completed).
    pandas-dev/pandasnumber 39547
    #39547 In pandas-dev/pandas;
    · by rhshadrach was closed on Feb 8, 2021

  • CI: numpy deprecation warnings

    CIContinuous Integration
    Status: Merged (completed).
    pandas-dev/pandasnumber 39551
    #39551 In pandas-dev/pandas;
    · by jbrockmendel was closed on Feb 2, 2021

  • Backport PR #39492: DOC: Document how encoding errors are handled

    Docs
    IO CSVread_csv, to_csv
    Status: Merged (completed).
    pandas-dev/pandasnumber 39552
    #39552 In pandas-dev/pandas;
    · by simonjayhawkins was closed on Feb 2, 2021
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