def _initialize(self,result):
        Edge._initialize(self,result)
        self._initialized = False
        self._set_property_data()
        self._initialized = True
Find and return the first field with the provided name in the document.
dataset/ETHPy150Open espeed/bulbs/bulbs/model.py/Relationship._initialize--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/search/search_util.py/GetFieldInDocument