TensorFlowTTS/test/files/mapper.json

{
    "speakers_map": {
      "test_one": 0,
      "test_two": 1
    },
    "symbol_to_id": {
      "a": 0,
      "b": 1,
      "@ph": 2
    },
    "id_to_symbol": {
      "0": "a",
      "1": "b",
      "2": "@ph"
    },
    "processor_name": "KSSProcessor"
  }