def convert_boolean_type()

in src/ab/plugins/data/engine.py [0:0]


    def convert_boolean_type(rows, column_name):
        from pyspark.sql.types import BooleanType
        for row in rows:
            val = row[column_name]
            if val is None:
                continue
            if isinstance(val, bool):
                return rows, BooleanType()

        # convert 1/0 to True/False
        for row in rows:
            val = row[column_name]
            if val is None:
                continue
            row[column_name] = bool(val)
        return rows, BooleanType()