Python中构建终端应用界面利器Blessed模块的使用

pip install blessed 

from blessed import Terminal
 
term = Terminal()
 
# 清屏并显示彩色文本
print(term.clear)
print(term.red + 'Hello' + term.normal + ' World!')
 
# 在指定位置显示文本
with term.location(x=6, y=5):
    print('此文本位于第5行，第6列') 

print(term.link('点击这里', 'https://baidu.com')) 

from blessed import Terminal
import time
 
term = Terminal()
 
def display_progress_bar(percent):
    with term.location(y=10):
        print(term.center(f'{term.green}进度: [{term.white}{"#" * int(percent / 2):<50}{term.green}] {percent}%'))
 
# 展示进度条动画
for i in range(101):
    display_progress_bar(i)
    time.sleep(0.05)

with term.cbreak():
    while True:
        key = term.inkey()
        if key.is_sequence:
            if key.name == 'KEY_ESC':
                break
            print(f'按下了特殊键: {key.name}')
        else:
            print(f'按下了字符: {key}')

from blessed import Terminal
import sys
 
term = Terminal()
 
def show_menu(options, selected=0):
    with term.fullscreen():
        print(term.clear)
        print(term.center('  主菜单'))
        print()
        
        for idx, option in enumerate(options):
            if idx == selected:
                print(term.center(f'{term.black_on_white} > {option} < {term.normal}'))
            else:
                print(term.center(f'   {option}   '))
 
def main():
    options = ['新建项目', '打开文件', '系统设置', '退出']
    current = 0
    
    with term.cbreak(), term.hidden_cursor():
        while True:
            show_menu(options, current)
            
            key = term.inkey()
            if key.is_sequence:
                if key.name == 'KEY_UP':
                    current = (current - 1) % len(options)
                elif key.name == 'KEY_DOWN':
                    current = (current + 1) % len(options)
                elif key.name == 'KEY_ENTER':
                    if current == len(options) - 1:
                        sys.exit(0)
 if __name__ == '__main__':
    main()