我的代码在我的机器上运行良好，但在另一台机器上运行良好：
Python build finished successfully!
The necessary bits to build these optional modules were not found:
_bz2 _curses _curses_panel
_dbm _gdbm _lzma
_sqlite3 _ssl _tkinter
readline
To find the necessary bits, look in setup.py in detect_modules() for the module's name.
The following modules found by detect_modules() in setup.py, have been
built by the Makefile instead, as configured by the Setup files:
atexit pwd time
Python是从源代码构建的。也许有些libs没有配置？
{{1}}
主流程加入了孩子。
答案 0 :(得分：0)
<html>
<head>
<title>Main Page</title>
<meta charset="windows-1256">
<body bgcolor="black" text="white" alink="aqua" vlink="aqua" link="aqua">
<center>
<b>Welcome <!-- put here the username--> You are<!-- Type--> So this all you can see and do ! :)</b><br>
<fieldset style="width:70%">
<!-- put here the any thing-->
<br><br>
<legend> Subjects Program | C# </legend>
</fieldset>
<fieldset style="width:20%">
<!--admin controls-->
<form action="" method="" name="delete">
<input type="submit" name="" value="del">
<input type="text" name="" size="10%" style="text-align:center" placeholder="Put Username" required>
<hr>
</form>
<legend>Admin Controll</legend>
</fieldset>
</center>
</body>
</html>班级位于Manager()上下文中。让它local解决了我的问题。