def LoadData(self, data, custom_properties=None):
    self.__data = []
    self.AppendData(data, custom_properties)
Test that the feed_url can be overridden.
dataset/ETHPy150Open evanbrumley/django-report-tools/report_tools/renderers/googlecharts/gviz_api/gviz_api.py/DataTable.LoadData--crossover with--dataset/ETHPy150Open django/django/tests/syndication_tests/tests.py/SyndicationFeedTest.test_feed_url