def index_of_key_in_pair(a_key, a_pair_list):
    i = len(a_pair_list) - 1
    while i >= 0 and a_pair_list[i][0] != a_key:
        i = i - 1
    return i
The main RPC entry point. service must be 'datastore_v3'.
dataset/ETHPy150Open tioui/Vim_Eiffel_IDE/pyplugin/eiffel_class.py/index_of_key_in_pair--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/datastore_file_stub.py/DatastoreFileStub.MakeSyncCall