Top pandas issues

ENH: parallel support in .apply

API Design Enhancement Performance
jreback picture jreback·7 May 2016·8 Comments
👍27 🎉4 😄3

AttributeError: Cannot use pandas from a script file

songololo picture songololo·24 Apr 2015·3 Comments

Pandas DataFrame is not JSON serializable

IO JSON Usage Question
scls19fr picture scls19fr·8 Jul 2014·19 Comments

Have the possibility for Series.unique() to return a Series rather than an array

Enhancement
lbeltrame picture lbeltrame·17 Sep 2012·13 Comments
👍2

Storing a dict in a DataFrame fails

Indexing
andreas-thomik picture andreas-thomik·4 Oct 2017·3 Comments

Inconsistent date parsing of to_datetime

Bug Timeseries
jorisvandenbossche picture jorisvandenbossche·10 Mar 2016·29 Comments

Why isn't zip compression included for read_csv?

Enhancement IO Data
stoffprof picture stoffprof·22 Oct 2015·5 Comments

Drop duplicate columns from DataFrame based on column values

Enhancement Missing-data Performance Reshaping
121onto picture 121onto·6 Oct 2015·14 Comments
👍3

Left join on an integer column casts the column to float if it is in one of the indexes

Bug Dtypes Duplicate Reshaping
bembom picture bembom·21 Apr 2015·11 Comments
👍3

fillna(None) inconsistent with fillna(1) or fillna(np.NaN)

PhE picture PhE·26 Sep 2012·2 Comments
👍1
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