# Generate a weather report for a given city
import telnetlib

city = "NYC"
HOST = "rainmaker.wunderground.com"
tn = telnetlib.Telnet(HOST)

# Skip the welcome screen 
tn.read_until(b"Press Return to continue:") 
tn.write(b"\n")

# We are prompted for a city code.  
tn.read_until(b"city code-- ") 
tn.write(city.encode('ascii') + b"\n")

# Exit the host.  
# The connection will be closed, so read_all() won't block.
tn.write(b"X\n")  

report = tn.read_all().decode('ascii')
print( report )