private TypeModel buildCallable(@NotNull PyCallableType type) {
    List<TypeModel> parameterModels = null;
    final List<PyCallableParameter> parameters = type.getParameters(myContext);
    if (parameters != null) {
      parameterModels = new ArrayList<>();
      for (PyCallableParameter parameter : parameters) {
        final var paramType = parameter.getType(myContext);
        if (paramType instanceof PyParamSpecType || paramType instanceof PyConcatenateType) {
          parameterModels.add(new ParamType(null, build(parameter.getType(myContext), true)));
        }
        else {
          parameterModels.add(new ParamType(parameter.getName(), build(parameter.getType(myContext), true)));
        }
      }
    }
    final PyType ret = type.getReturnType(myContext);
    final TypeModel returnType = build(ret, true);
    return new FunctionType(returnType, parameterModels);
  }
private TypeModel buildCallable(@NotNull PyCallableType type)