Python,又有不懂了。 这是题目,只有英文的: Write a function average that takes a list of numbers an
Learn how to calculate the average of a set of numbers in Python. This program demonstrates how to iterate through a list of numbers, calculate the sum, and divide by the total number of elements to find the average. Follow along with the code and try it
编写一个Python函数,接收一个整数列表作为参数,返回列表中所有偶数的平均值。```pythondef average_even(numbers):evens = [x for x in numbers if x % 2 == 0]if len(evens) == 0:return 0return sum(evens) / len(evens)numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]print(average_...
def average_tuple(nums): # Calculate the average values of the numbers within the 'nums' tuple of tuples. # Use list comprehension to calculate the sum of elements for each position across all inner tuples, # and then divide by the number of inner tuples to get the average for each p...
defaverage(values):"""Computes the arithmetic mean of a list of numbers. >>> print(average([20, 30, 70])) 40.0 """returnsum(values)/len(values)importdoctest doctest.testmod()# 自动验证嵌入测试 unittest模块不像 doctest模块那么容易使用,不过它可以在一个独立的文件里提供一个更全面的测试集:...
def average_of_list(lst): return sum(lst) / len(lst) numbers = [] num_count = int(input("请输入要输入的数字数量: ")) for _ in range(num_count): num = float(input("请输入一个数字: ")) numbers.append(num) average = average_of_list(numbers) print(f"列表中的数字平均值为: {...
python计算一个整数列表中所有元素的平均值,defcalculate_average(numbers): total=sum(numbers) average=total/len(numbers) returnaverage#示例输入number_list=[1,2,3,4,5]#调用函数并打印结果average_value=c
def average(values): """Computes the arithmetic mean of a list of numbers. >>> print(average([20, 30, 70])) 40.0 """ return sum(values) / len(values) import doctest doctest.testmod() # 自动验证嵌入测试 文章推荐 4款 Python 数据探索性分析(EDA)工具包,总有一款适合你 ...
The avg_value function returns the average value of a list of numbers. 代码语言:javascript 代码运行次数:0 运行 AI代码解释 a = [1, 2, 3] def avg_value(lst): avg = sum(lst) / len(lst) return avgprint(avg_value(a)) If we pass an empty list to this function, it will give a...
numbers = [1, 2, 3] print(numbers[3]) # IndexError: list index out of range2.1.2 自定义异常类 除了使用内置异常,我们还可以根据项目需求创建自定义异常类。这样做有助于提高代码可读性和异常处理的针对性。自定义异常通常继承自Exception类或其他合适的内置异常。