CameraTest

from com.android.monkeyrunner import MonkeyRunner,MonkeyDevice,MonkeyImage

#device = MonkeyRunner.waitForConnection()
#device.startActivity(component="com.lenovo.scg/.camera.CameraLauncher")
#MonkeyRunner.sleep(1)

def take_picture(device):
    for i in range(1,5):
        MonkeyRunner.sleep(2)
        device.touch(541,1761,'DOWN_AND_UP')
    
def switch_camera(device):
    MonkeyRunner.sleep(3)
    device.touch(989,89,'DOWN_AND_UP')

def enter_camera(device):
    device.touch(413,1101,'DOWN_AND_UP')
    MonkeyRunner.sleep(2)
    
def exit_camera(device):
    MonkeyRunner.sleep(2)
    device.press('KEYCODE_HOME', MonkeyDevice.DOWN_AND_UP)
    MonkeyRunner.sleep(3)
    
def TEST_LOOP(device):
    enter_camera(device)
    take_picture(device)
    switch_camera(device)
    take_picture(device)
    exit_camera(device)

def main():
    print "Start"
    device = MonkeyRunner.waitForConnection()
        
    if not device:
        print "Couldn't get connection"
        sys.exit()
    
    print "Found device"
    
    for i in range(1,300):
        TEST_LOOP(device)
        print(i)
        
if __name__ == '__main__':
    main()