v0.5.2
This is the release notes of v0.5.2. See here for the complete list of solved issues and merged PRs.
Highlights
- Brand-new API
fetch_log
is implemented so that in a distributed environment, it helps users to fetch logs which output in custom functions without effort on client side. For more details, refer to #1564 .
New Features
- DataFrame
- Implements
df.rebalance()
(#1573) - Add support for
{DataFrame,Series}.{where,mask}
(#1579) - Add
read_parquet
support (#1581) - Add
DataFrame.isin
support (#1592) - Implements
DataFrame.stack
(#1594) - Add support for
{DataFrame,Series,GroupBy}.{all,any}
(#1601) - Add support for pearson coefficients (
corr
,corrwith
andautocorr
) (#1616)
- Implements
- Others
- Implements
fetch_log
API (#1582)
- Implements
Bug fixes
- Fix the failure when fetching the result of Series.sum (#1585)
- Fix failures of DataFrame reduction operators (#1595)
- Fix error on fitting
LGBMModel
twice (#1599) - Add extra sort key in PSRS to make distinct pivot (#1613)
- Fix
build_faiss_index
when some index type cannot be merged (#1614) - Fix
train_test_split
when some input is Series (#1615) - Fixes
md.read_csv
whendtypes
is not inferred correctly (#1617)