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change merge validate errors to MergeError from ValueError

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

ReshapingConcat, Merge/Join, Stack/Unstack, ExplodeConcat, Merge/Join, Stack/Unstack, Explode

Status: Merged (completed).

pandas-dev/pandasnumber 16436

#16436 In pandas-dev/pandas;

· by nickeubank was closed on May 23, 2017

· 

0.21.0

ENH: add validate argument to merge

Enhancement

ReshapingConcat, Merge/Join, Stack/Unstack, ExplodeConcat, Merge/Join, Stack/Unstack, Explode

Status: Merged (completed).

pandas-dev/pandasnumber 16275

#16275 In pandas-dev/pandas;

· by nickeubank was closed on May 22, 2017

· 

0.21.0

Add normalization to crosstab

Enhancement

ReshapingConcat, Merge/Join, Stack/Unstack, ExplodeConcat, Merge/Join, Stack/Unstack, Explode

Status: Closed (abandoned).

pandas-dev/pandasnumber 12578

#12578 In pandas-dev/pandas;

· by nickeubank was closed on Apr 25, 2016

· 

0.18.1

BUG: value_count(normalize=True, dropna=True) counting missing in denominator, #12558

Bug

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

ReshapingConcat, Merge/Join, Stack/Unstack, ExplodeConcat, Merge/Join, Stack/Unstack, Explode

Status: Closed (abandoned).

pandas-dev/pandasnumber 12576

#12576 In pandas-dev/pandas;

· by nickeubank was closed on Mar 14, 2016

Copy on write using weakrefs (part 2)

Copy / view semantics

Status: Closed (abandoned).

pandas-dev/pandasnumber 12036

#12036 In pandas-dev/pandas;

· by nickeubank was closed on Jan 20, 2016

Change pandas to never let objects share <code>_data</code>, create views instead

InternalsRelated to non-user accessible pandas implementationRelated to non-user accessible pandas implementation

Status: Closed (abandoned).

pandas-dev/pandasnumber 11855

#11855 In pandas-dev/pandas;

· by nickeubank was closed on Jan 11, 2016

fix _is_view for multi-block frames

Status: Closed (abandoned).

pandas-dev/pandasnumber 11518

#11518 In pandas-dev/pandas;

· by nickeubank was closed on Nov 4, 2015

Copy on write using weakrefs

API Design

Copy / view semantics

Status: Closed (abandoned).

pandas-dev/pandasnumber 11500

#11500 In pandas-dev/pandas;

· by nickeubank was closed on Jan 11, 2016

Copy on Write via weakrefs

Status: Closed (abandoned).

pandas-dev/pandasnumber 11207

#11207 In pandas-dev/pandas;

· by nickeubank was closed on Nov 1, 2015

Add tests to ensure sort preserved by groupby, add docs

Docs

Groupby

Status: Merged (completed).

pandas-dev/pandasnumber 10931

#10931 In pandas-dev/pandas;

· by nickeubank was closed on Sep 5, 2015

· 

0.17.0

amend sample to return copy and align weight axis

API Design

Numeric OperationsArithmetic, Comparison, and Logical operationsArithmetic, Comparison, and Logical operations

Status: Merged (completed).

pandas-dev/pandasnumber 10738

#10738 In pandas-dev/pandas;

· by nickeubank was closed on Aug 19, 2015

· 

0.17.0

Extended docs on numba

Docs

Status: Merged (completed).

pandas-dev/pandasnumber 10614

#10614 In pandas-dev/pandas;

· by nickeubank was closed on Jul 22, 2015

· 

0.17.0