Try to write your own web page, click on the link does not respond, did not make an HTTP request.

The page shows that the click link does not respond, the server background no information output. The HTTP request should not be sent.

The Web server used is Python's own, and the simple_httpd.py used in the Headfist book. proves that the server can be used by any self-written applet. You can use it to get it.

Preliminary diagnosis:

Reason one: The path is not written. It's OK to write the absolute path as a relative path. Notice the back slash

<a href= "cgi-bin/a.py" >button</a>

is not related to the CGI script (. py) name.

Try to write your own web page, click on the link does not respond, did not make an HTTP request.