update README

README.rst

@@ -45,21 +45,13 @@ Example of interacting with Cisco IOS devices:
  import aionet
 
  async def task(param):
- async with aionet.create(**param) as ios:
- # Testing sending simple command
- out = await ios.send_command("show ver")
+ async with aionet.ConnectionHandler(**param) as conn:
+ # for sending command
+ out = await conn.send_command("show ver")
  print(out)
- # Testing sending configuration set
- commands = ["line console 0", "exit"]
- out = await ios.send_config_set(commands)
- print(out)
- # Testing sending simple command with long output
- out = await ios.send_command("show run")
- print(out)
- # Testing interactive dialog
- out = await ios.send_command("conf", pattern=r'\[terminal\]\?', strip_command=False)
- out += await ios.send_command("term", strip_command=False)
- out += await ios.send_command("exit", strip_command=False, strip_prompt=False)
+ # for config commands
+ commands = ["interface vlan1", "ip address 4.4.4.4 255.255.255.255"]
+ out = await conn.send_config_set(commands)
  print(out)