def search(self, geo_ids=None, columns=None):
        raise NotImplementedError
Split each of the sources in the array on ':'
dataset/ETHPy150Open associatedpress/geomancer/geomancer/mancers/base.py/BaseMancer.search--crossover with--dataset/ETHPy150Open kmpm/nodemcu-uploader/nodemcu_uploader/main.py/destination_from_source