examples/http_client.py: Improve CPython compatibility in stream mode.

Author: pfalcon

examples/network/http_client.py

@@ -1,21 +1,23 @@
 try:
- import usocket as _socket
+ import usocket as socket
 except:
- import _socket
+ import socket
 
 
-s = _socket.socket()
+s = socket.socket()
 
-ai = _socket.getaddrinfo("google.com", 80)
+ai = socket.getaddrinfo("google.com", 80)
 print("Address infos:", ai)
 addr = ai[0][4]
 
 print("Connect address:", addr)
 s.connect(addr)
 
 if 0:
- # MicroPython rawsocket module supports file interface directly
- s.write("GET / HTTP/1.0\n\n")
+ # MicroPython socket objects support stream (aka file) interface
+ # directly, but the line below is needed for CPython.
+ s = s.makefile("rwb", 0)
+ s.write(b"GET / HTTP/1.0\n\n")
  print(s.readall())
 else:
  s.send(b"GET / HTTP/1.0\n\n")