【问题标题】:Why am I getting a Type Error on my code?为什么我的代码出现类型错误?
【发布时间】:2021-10-18 02:57:34
【问题描述】:

当我的代码在我的代码中达到“if(entered_score

def calc_average(score_1, score_2, score_3, score_4, score_5):
    average = (score_1 + score_2 + score_3 + score_4 + score_5) / 5
    return average

def determine_grade_letter(entered_score):
    if(entered_score < 60):
        return "F"
    elif(entered_score < 70):
        return "D"
    elif(entered_score < 80):
        return "C"
    elif(entered_score < 90):
        return "B"
    elif(entered_score < 101):
        return "A"

def enter_scores():
    score_1 = float(input("test score #1: "));
    score_2 = float(input("test score #2: "));
    score_3 = float(input("test score #3: "));
    score_4 = float(input("test score #4: "));
    score_5 = float(input("test score #5: "));

return score_1, score_2, score_3, score_4, score_5

def results(score_1, score_2, score_3, score_4, score_5):
    print("test score #1: " + str(score_1) + "\n\n" + "grade letter: " + 
determine_grade_letter(score_1), \
           "test score #2: " + str(score_2) + "\n\n" + "grade letter: " + 
determine_grade_letter(score_2), \
          "test score #3: " + str(score_3) + "\n\n" + "grade letter: " + 
determine_grade_letter(score_3), \
          "test score #4: " + str(score_4) + "\n\n" + "grade letter: " + 
determine_grade_letter(score_4), \
          "test score #5: " + str(score_5) + "\n\n" + "grade letter: " + 
determine_grade_letter(score_5), \
          "average score: " + str(calc_average(score_1, score_2, score_3, score_4, score_5)) + 
"\n" \
          + "grade leter: " + determine_grade_letter(calc_average))
def main():
    score_1, score_2, score_3, score_4, score_5 = enter_scores()
    results(score_1, score_2, score_3, score_4, score_5)

main()

【问题讨论】:

    标签: python function integer typeerror


    【解决方案1】:

    比较时您正在使用函数。您应该使用带参数的函数。

    determine_grade_letter(score_5), \
              "average score: " + str(calc_average(score_1, score_2, score_3, score_4, score_5)) + 
    "\n" \
              + "grade leter: " + determine_grade_letter(calc_average(score_1, score_2, score_3, score_4, score_5)))
    

    【讨论】:

    • 谢谢 - 我之前曾考虑过这样做,但我认为这些问题直接是我遇到 TypeError 的地方。谢谢你的澄清!代码完美运行!
    【解决方案2】:

    首先: 您在 enter_scores 方法中的返回不在正确的位置(需要选项卡)

    第二:

    在您的情况下,您将返回多个变量的函数与整数进行比较

    您必须将这些数字之一与整数进行比较 这可以帮助: Returning Multiple Values in Python

    【讨论】:

    • 道歉 - 在我的代码中,enter_scores 中的返回是选项卡,但我在这里忘了这样做。我感谢您发送的链接,但我想知道 - 这种比较到底发生在哪里,我怎样才能可行地纠正它?
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