增加注释

This commit is contained in:
2025-04-02 10:56:24 +08:00
Unverified
parent 545ed1fd78
commit 0e31e7d86d
2 changed files with 29 additions and 8 deletions

7
.vscode/settings.json vendored Normal file
View File

@@ -0,0 +1,7 @@
{
"python.testing.pytestArgs": [
"."
],
"python.testing.unittestEnabled": false,
"python.testing.pytestEnabled": true
}

30
main.py
View File

@@ -1,46 +1,60 @@
import os
import shlex
import subprocess
import readline
import os
import shlex
# 自动补全功能的实现
def completer(text, state):
# 获取系统中可执行命令的列表
commands = os.listdir('/bin') + os.listdir('/usr/bin') + os.listdir('/usr/local/bin')
# 根据用户输入的前缀匹配命令
matches = [cmd for cmd in commands if cmd.startswith(text)]
# 返回匹配的命令
return matches[state] if state < len(matches) else None
# 模拟一个简单的 zsh 终端
def pseudo_zsh():
# 配置 readline 的自动补全功能
readline.parse_and_bind("tab: complete")
readline.set_completer(completer)
while True:
try:
# 显示提示符并获取用户输入
cmd = input("20240915786@\u9648\u5764\u9633 ~ % ")
# 如果输入特定命令 "hexianglong",退出程序
if cmd.strip() == "hexianglong":
print("Exiting secret mode...")
break
# 使用 shlex 分割用户输入为命令和参数
args = shlex.split(cmd)
if not args:
if not args: # 如果输入为空,跳过本次循环
continue
# 实现简单的 cd 命令
if args[0] == 'cd':
try:
os.chdir(args[1])
os.chdir(args[1]) # 切换到指定目录
except IndexError:
print("cd: missing argument")
print("cd: missing argument") # 缺少参数
except FileNotFoundError:
print(f"cd: no such file or directory: {args[1]}")
print(f"cd: no such file or directory: {args[1]}") # 目录不存在
continue
# 执行其他命令
try:
subprocess.run(args)
subprocess.run(args) # 调用系统命令
except FileNotFoundError:
print(f"zsh: command not found: {args[0]}")
print(f"zsh: command not found: {args[0]}") # 命令未找到
except KeyboardInterrupt:
# 捕获 Ctrl+C忽略中断
pass
except EOFError:
# 捕获 Ctrl+D忽略结束输入
pass
# 程序入口
if __name__ == "__main__":
pseudo_zsh()