Print pyspark schema in indented format

pyspark_print_schema_indented.py

def print_schema(schema, level=0):
    for item in schema:
        elementType = None
        elementTypeName = ""
        if hasattr(item.dataType, "elementType"):
            elementType = item.dataType.elementType
            elementTypeName = item.dataType.elementType.typeName()
        #print("{}{}".format("\t"*level, item))
        print("{}{}\t{}\t{}\t{}".format(
                "\t"*level,
                item.name,
                item.dataType.typeName(),
                elementTypeName,
                elementType
            ))
        if elementType is not None:
            if item.dataType.elementType.typeName() == "struct":
                print_schema(item.dataType.elementType.fields, level=level+1)