def _GetJdbcTypeForArg(self, arg):
    arg_jdbc_type = _PYTHON_TYPE_TO_JDBC_TYPE.get(type(arg))
    if arg_jdbc_type:
      return arg_jdbc_type


    for python_t, jdbc_t in _PYTHON_TYPE_TO_JDBC_TYPE.items():
      if isinstance(arg, python_t):
        return jdbc_t



    try:
      return self._GetJdbcTypeForArg(arg[0])
    except TypeError:


      raise TypeError('unknown type')
Produce a DBAPI connection that is not referenced by any
dataset/ETHPy150Open AppScale/appscale/AppServer/google/storage/speckle/python/api/rdbms.py/Cursor._GetJdbcTypeForArg--crossover with--dataset/ETHPy150Open goFrendiAsgard/kokoropy/kokoropy/packages/sqlalchemy/pool.py/Pool.unique_connection