code: @Override
      public DescribeBudgetsResult describeBudgets(DescribeBudgetsRequest request) {
          request = beforeClientExecution(request);
          return executeDescribeBudgets(request);
      }
docs: <p>
  Lists the budgets that are associated with an account.
  </p>
  
  @param describeBudgetsRequest
  Request of DescribeBudgets
  @return Result of the DescribeBudgets operation returned by the service.
  @throws InternalErrorException
  An error on the server occurred during the processing of your request. Try again later.
  @throws InvalidParameterException
  An error on the client occurred. Typically, the cause is an invalid input value.
  @throws NotFoundException
  We can’t locate the resource that you specified.
  @throws InvalidNextTokenException
  The pagination token is invalid.
  @throws ExpiredNextTokenException
  The pagination token expired.
  @sample AWSBudgets.DescribeBudgets