python 输出线条字母

print(
    '''
 _   _   _____   _       _       _____  
| | | | | ____| | |     | |     /  _  \ 
| |_| | | |__   | |     | |     | | | | 
|  _  | |  __|  | |     | |     | | | | 
| | | | | |___  | |___  | |___  | |_| | 
|_| |_| |_____| |_____| |_____| \_____/     
    '''
)

import string

# 读取所有线条字母
with open("线条字母.txt") as f:
    lines = f.readlines()

input_s = input("请输入英文字符：")
if len(input_s)>=1 and not " " in input_s:
    # 每个线条字母有 6行
    for i in range(6):
        # 创建空白字母，统一将每个字母的相同行并在一起
        one_line = ""
        # 循环每个字母
        for s in input_s:
            # 获取字母的索引
            index = string.ascii_lowercase.index(s)
            # 根据字母索引计算字母所在行数范围
            z_line = lines[6*index:6*index+6]
            # 将对应行的字符串拼接到一起
            one_line += z_line[i].strip("\n")
        print(one_line)
else:
    print("只能输入字母,不能有中文或者空格")