[SPARK-26105][PYTHON] Clean unittest2 imports up that were added for Python 2.6 before#23077
Closed
HyukjinKwon wants to merge 2 commits intoapache:masterfrom
Closed
[SPARK-26105][PYTHON] Clean unittest2 imports up that were added for Python 2.6 before#23077HyukjinKwon wants to merge 2 commits intoapache:masterfrom
HyukjinKwon wants to merge 2 commits intoapache:masterfrom
