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zsh.py

@@ -0,0 +1,3 @@
+import os
+while True:
+    os.system(input("20240915786@陈坤阳 ~ % "))

zsh2.py

@@ -0,0 +1,35 @@
+import os
+import re
+import signal
+import readline  # 用于支持历史记录
+
+# 标志位，用于处理信号
+interrupted = False
+
+def signal_handler(signal, frame):
+    global interrupted
+    interrupted = True  # 设置标志位
+
+signal.signal(signal.SIGINT, signal_handler)
+
+os.system('clear')
+
+def shell():
+    dir = os.getcwd()
+    if dir == '/':
+        CmdDir = '/'
+    elif re.match(dir, "/home/*"):  # 用户目录下的任意文件夹
+        CmdDir = '~'
+    else:
+        CmdDir = dir.split('/')[-1]
+    print(f'20250910553@何相龙 {CmdDir} % ', end='')
+    cmd = input().strip()  # 去除输入中的多余空白字符，包括换行符
+    if cmd:  # 如果输入不为空，保存到历史记录
+        readline.add_history(cmd)
+        os.system(cmd)
+
+while True:
+    if interrupted:
+        print("\nSignal received. Type 'exit' to quit.")
+        interrupted = False  # 重置标志位
+    shell()

zsh3.py

@@ -0,0 +1,42 @@
+import os
+import shlex
+import subprocess
+import readline
+
+def completer(text, state):
+    commands = os.listdir('/bin') + os.listdir('/usr/bin') + os.listdir('/usr/local/bin')
+    matches = [cmd for cmd in commands if cmd.startswith(text)]
+    return matches[state] if state < len(matches) else None
+
+def pseudo_zsh():
+    readline.parse_and_bind("tab: complete")
+    readline.set_completer(completer)
+    
+    while True:
+        try:
+            cmd = input("20240915786@\u9648\u5764\u9633 ~ % ")
+            
+            args = shlex.split(cmd)
+            if not args:
+                continue
+            
+            if args[0] == 'cd':
+                try:
+                    os.chdir(args[1])
+                except IndexError:
+                    print("cd: missing argument")
+                except FileNotFoundError:
+                    print(f"cd: no such file or directory: {args[1]}")
+                continue
+            
+            try:
+                subprocess.run(args)
+            except FileNotFoundError:
+                print(f"zsh: command not found: {args[0]}")
+        except KeyboardInterrupt:
+            print("\nZsh cannot be exited!")
+        except EOFError:
+            print("\nZsh cannot be exited!")
+
+if __name__ == "__main__":
+    pseudo_zsh()