Python 3 和 2 的区别


### 模块名字的变化

#### BaseHTTPServer 和 http.server

```
try:
    # python3
    from http.server import BaseHTTPRequestHandler, HTTPServer
except:
    from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
```

#### SocketServer 和 socketserver

```
try:
    # python3
    import socketserver
except:
    import SocketServer
```

