def product(numbers): if len(numbers) == 0: raise TypeError ('错误') p=1 for n in numbers: p = pn return pprint('product(5) =', product(5)) print('product(5, 6) =', product(5, 6)) print('product(5, 6, 7) =', product(5, 6, 7)) print('product(5, 6, 7, 9) =', product(5, 6, 7, 9)) if product(5) != 5: print('测试失败!') elif product(5, 6) != 30: print('测试失败!') elif product(5, 6, 7) != 210: print('测试失败!') elif product(5, 6, 7, 9) != 1890: print('测试失败!') else: try: product() print('测试失败!') except TypeError: print('测试成功!')
复制进去就没*号了？？？
转义啊，星号前面加个反斜杠
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忽略略略
-- coding: utf-8 --
def product(numbers): if len(numbers) == 0: raise TypeError ('错误') p=1 for n in numbers: p = pn return p
print('product(5) =', product(5)) print('product(5, 6) =', product(5, 6)) print('product(5, 6, 7) =', product(5, 6, 7)) print('product(5, 6, 7, 9) =', product(5, 6, 7, 9)) if product(5) != 5: print('测试失败!') elif product(5, 6) != 30: print('测试失败!') elif product(5, 6, 7) != 210: print('测试失败!') elif product(5, 6, 7, 9) != 1890: print('测试失败!') else: try: product() print('测试失败!') except TypeError: print('测试成功!')