import pykeyvi

def addDataToFile(filename, data):
    c = pykeyvi.JsonDictionaryCompiler()

    for k in data:
        c.Add(k, data[k])

    c.Compile()
    c.WriteToFile(filename)

if __name__ == "__main__":
    print "Crashing keyvi: START"

    noDataFile = "noData.kv"
    addDataToFile(noDataFile, {})

    someDataFile = "someData.kv"
    addDataToFile(someDataFile, {'a': '{"a":2}', 'b' : '{"b": 3}'})

    m = pykeyvi.JsonDictionaryMerger()
    m.Add('noData.kv')
    m.Add('someData.kv')
    m.Merge('crashData.kv')