def initialize(self, mapper_opts):
    pass
limit the choice of owner to the currently logged in users hats
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/tools/bulkloader.py/Mapper.initialize--crossover with--dataset/ETHPy150Open tryolabs/daywatch/daywatch/gui/history_panel/forms.py/HistoryComparisonForm.__init__