master
[SPARK-26034][PYTHON][TESTS] Break large mllib/tests.py file into smaller files
[SPARK-55986][PYTHON] Upgrade black to 26.3.1
[SPARK-54906][PYTHON][TESTS] Unify test entry for all pyspark tests
[SPARK-57368][PYTHON][ML][TEST] Fix assertTrue misuse in PySpark tests
[SPARK-55018][PYTHON][TESTS][FOLLOWUP] Revert the interval for test_convergence