Monkey runner script to set the proxy on Android from the "modify network" screen.

proxy.py

from com.android.monkeyrunner import MonkeyRunner, MonkeyDevice
import sys
import socket
import time
device = MonkeyRunner.waitForConnection()

host = socket.gethostbyname(socket.gethostname())
port = "8888"

if len(sys.argv) >= 2:
    host = sys.argv[1]

if len(sys.argv) >= 3:
    port = sys.argv[2]
    
device.wake()
device.press("KEYCODE_DPAD_DOWN")
device.press("KEYCODE_DPAD_DOWN")
device.press("KEYCODE_ENTER")
time.sleep(1)
device.press("KEYCODE_DPAD_DOWN")
device.press("KEYCODE_ENTER")
time.sleep(1)
device.press("KEYCODE_DPAD_DOWN")
device.press("KEYCODE_ENTER")
time.sleep(1)
# ICS appears to need this extra "down"
# device.press("KEYCODE_DPAD_DOWN")
# time.sleep(1)
device.press("KEYCODE_DPAD_DOWN")
time.sleep(1)
print "host"
device.type(host)
time.sleep(1)
device.press("KEYCODE_DPAD_DOWN")
time.sleep(1)
device.type(port)