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ERR: Can't initialise DataFrame using empty Series and empty columns

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

Enhancement

Error ReportingIncorrect or improved errors from pandasIncorrect or improved errors from pandas

Status: Open.

#34977 In pandas-dev/pandas;

· MarcoGorelli opened on Jun 24, 2020

ENH: At top-level dataframe function for single-dispatched construction of a DataFrame

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

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

Enhancement

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

Status: Open.

#34799 In pandas-dev/pandas;

· TomAugspurger opened on Jun 15, 2020

BUG: mix of int and pd.NA defaults to object dtype

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

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

Enhancement

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

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

PDEP missing valuesIssues that would be addressed by the Ice Cream Agreement from the Aug 2023 sprintIssues that would be addressed by the Ice Cream Agreement from the Aug 2023 sprint

Status: Open.

#33662 In pandas-dev/pandas;

· eddy-geek opened on Apr 19, 2020

dict to series turns tuple keys into single strings

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.

#31077 In pandas-dev/pandas;

· cottrell opened on Jan 16, 2020

BUG: something wrong at pd.Dataframe.from_dict()

Bug

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

Status: Open.

#31041 In pandas-dev/pandas;

· zhenghao0379 opened on Jan 15, 2020

Feature request: Protocol for converting something to a pandas DataFrame

API Design

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

Enhancement

Status: Open.

#30218 In pandas-dev/pandas;

· amueller opened on Dec 11, 2019

pd.Dataframe.from_dict does not create MultiIndex from tuple keys

Bug

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

MultiIndex

Status: Open.

#29541 In pandas-dev/pandas;

· rubenvereecken opened on Nov 11, 2019

BUG: pd.Dataframe.from_dict when first value is a list

Bug

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

Nested DataData where the values are collections (lists, sets, dicts, objects, etc.).Data where the values are collections (lists, sets, dicts, objects, etc.).

Status: Open.

#29213 In pandas-dev/pandas;

· MaddeeRubenson opened on Oct 24, 2019

DataFrame built from ndarray does not preserve <code>.values.dtype</code> if there are no columns

Bug

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

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

Status: Open.

#28704 In pandas-dev/pandas;

· batterseapower opened on Oct 1, 2019

MultiIndex.from_product converts datetime.date to pd.Timestamp

Bug

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

DatetimeDatetime data dtypeDatetime data dtype

datetime.datestdlib datetime.date supportstdlib datetime.date support

MultiIndex

Status: Open.

#28152 In pandas-dev/pandas;

· MaximeWeyl opened on Aug 26, 2019

Dataframe construction from numba typed list

Bug

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

numbanumba-accelerated operationsnumba-accelerated operations

Status: Open.

#27539 In pandas-dev/pandas;

· leohaim opened on Jul 23, 2019

BUG?: namedtuples fields not checked on DataFrame constructor

Bug

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

Status: Open.

#27329 In pandas-dev/pandas;

· jorisvandenbossche opened on Jul 10, 2019