defcheck_letter(string,letter):ifletterinstring:print(f"The string '{string}' contains the letter '{letter}'.")else:print(f"The string '{string}' does not contain the letter '{letter}'.")# 示例调用check_letter("Hell
This example demonstrates how to use the any and isalpha functions to check if a character string contains a letter from the alphabet. Let’s check our first character string my_string1: print(any(c.isalpha()forcinmy_string1))# Check if letters are contained in string# True ...
def check_number_exit(password): """ 判断是否含有数字 """ for x in password: if x.isnumeric(): return True return False def check_letter_exit(password): """ 判断是否含有字母 """ for x in password: if x.isalpha(): return True return False def main(): """ 主函数 """ password...
密码长达包含数字 45 if check_number_exist(password): 46 strength_level += 1 47 else: 48 print('密码要求包含数字') 49 50 # 规则3:密码长达包含字母 51 if check_letter_exist(password): 52 strength_level += 1 53 else: 54 print('密码要求包含字母') 55 56 if strength_level == 3: ...
In addition, we canaccess just a specific characteror aslice of charactersof a string. We might want to do this, for example, if we have a text that’s too long to display and we want to show just a portion of it. Or if we want to make an acronym by taking the first letter of...
We are not following the single responsibility principle to the letter. It would be good to simply write just following: def execute(action): return action() We can implement any authorization and authentication functionality in another place, in a decorator, like so: def execute(action, *...
('请输入棋子纵坐标0-14:'))breakexceptValueError:print("您输入的不是数字,请重新输入!")continueifninrange(15):print('yes')else:print('纵坐标超出范围,请重新输入!')n=int(input('请输入棋子纵坐标0-14:'))ifset_chess(m,n,letter):breakelse:continue# 新增一个打印棋盘函数,利用print自带功能,...
>>> vowels = 'aeiou' >>> letter = 'o' >>> letter in vowels True >>> if letter in vowels: ... print(letter, 'is a vowel') ... o is a vowel >>> letter = 'o' >>> vowel_set = {'a', 'e', 'i', 'o', 'u'} >>> letter in vowel_set New: I Am the Walrus Arr...
dir_test.py - Test if the directory testdir exists. If not, create it. env_check.py - Check if all the required environment variables are set. blackjack.py - Casino Blackjack-21 game in Python. fileinfo.py - Show file information for a given file. folder_size.py - Scan the current...
letterifnotre.search(r'[a-z]',password):returnFalse# Check if the password contains at least one digitifnotre.search(r'\d',password):returnFalse# Check if the password contains at least one special characterifnotre.search(r'[!@#$%^&*(),.?":{}|<>]',password):returnFalse# If all...