How to use the airsim.wait_key function in airsim

import setup_path 
import airsim

import numpy as np

client = airsim.VehicleClient()
client.confirmConnection()

airsim.wait_key('Press any key to set all object IDs to 0')
found = client.simSetSegmentationObjectID("[\w]*", 0, True);
print("Done: %r" % (found))

#for block environment

airsim.wait_key('Press any key to change one ground object ID')
found = client.simSetSegmentationObjectID("Ground", 20);
print("Done: %r" % (found))

#regex are case insensitive
airsim.wait_key('Press any key to change all ground object ID')
found = client.simSetSegmentationObjectID("ground[\w]*", 22, True);
print("Done: %r" % (found))

##for neighborhood environment

#set object ID for sky
found = client.simSetSegmentationObjectID("SkySphere", 42, True);
print("Done: %r" % (found))

#below doesn't work yet. You must set CustomDepthStencilValue in Unreal Editor for now
airsim.wait_key('Press any key to set Landscape object ID to 128')

client.armDisarm(True, "Drone2")

airsim.wait_key('Press any key to takeoff')
f1 = client.takeoffAsync(vehicle_name="Drone1")
f2 = client.takeoffAsync(vehicle_name="Drone2")
f1.join()
f2.join()

state1 = client.getMultirotorState(vehicle_name="Drone1")
s = pprint.pformat(state1)
print("state: %s" % s)
state2 = client.getMultirotorState(vehicle_name="Drone2")
s = pprint.pformat(state2)
print("state: %s" % s)

airsim.wait_key('Press any key to move vehicles')
f1 = client.moveToPositionAsync(-5, 5, -10, 5, vehicle_name="Drone1")
f2 = client.moveToPositionAsync(5, -5, -10, 5, vehicle_name="Drone2")
f1.join()
f2.join()

airsim.wait_key('Press any key to take images')
# get camera images from the car
responses1 = client.simGetImages([
    airsim.ImageRequest("0", airsim.ImageType.DepthVis),  #depth visualization image
    airsim.ImageRequest("1", airsim.ImageType.Scene, False, False)], vehicle_name="Drone1")  #scene vision image in uncompressed RGBA array
print('Drone1: Retrieved images: %d' % len(responses1))
responses2 = client.simGetImages([
    airsim.ImageRequest("0", airsim.ImageType.DepthVis),  #depth visualization image
    airsim.ImageRequest("1", airsim.ImageType.Scene, False, False)], vehicle_name="Drone2")  #scene vision image in uncompressed RGBA array
print('Drone2: Retrieved images: %d' % len(responses2))

import setup_path 
import airsim


import pprint
import os
import time

pp = pprint.PrettyPrinter(indent=4)

client = airsim.VehicleClient()
client.confirmConnection()
client.reset()

airsim.wait_key('Press any key to set skin age to 1')
client.simCharSetSkinAgeing(1)

airsim.wait_key('Press any key to set skin color to 0.9')
client.simCharSetSkinDarkness(0.9)

#airsim.wait_key('Press any key to set face expression')
#client.simCharSetFaceExpression("BlendShapeNode_Smile", 1);

airsim.wait_key('Press any key to set bone pose')
client.reset()
jaw_pose = airsim.Pose()
jaw_pose.position = airsim.Vector3r(0.002, 0.001, -0.003)
jaw_pose.orientation = airsim.to_quaternion(0, 0, -.15)
client.simCharSetBonePose( "Jaw", jaw_pose);

airsim.wait_key('Press any key to set preset')

found = client.simSetSegmentationObjectID("Ground", 20);
print("Done: %r" % (found))

#regex are case insensitive
airsim.wait_key('Press any key to change all ground object ID')
found = client.simSetSegmentationObjectID("ground[\w]*", 22, True);
print("Done: %r" % (found))

##for neighborhood environment

#set object ID for sky
found = client.simSetSegmentationObjectID("SkySphere", 42, True);
print("Done: %r" % (found))

#below doesn't work yet. You must set CustomDepthStencilValue in Unreal Editor for now
airsim.wait_key('Press any key to set Landscape object ID to 128')
found = client.simSetSegmentationObjectID("[\w]*", 128, True);
print("Done: %r" % (found))

#get segmentation image in various formats
responses = client.simGetImages([
    airsim.ImageRequest("0", airsim.ImageType.Segmentation, True), #depth in perspective projection
    airsim.ImageRequest("0", airsim.ImageType.Segmentation, False, False)])  #scene vision image in uncompressed RGBA array
print('Retrieved images: %d', len(responses))

#save segmentation images in various formats
for idx, response in enumerate(responses):
    filename = 'c:/temp/py_seg_' + str(idx)

    if response.pixels_as_float:
        print("Type %d, size %d" % (response.image_type, len(response.image_data_float)))
        #airsim.write_pfm(os.path.normpath(filename + '.pfm'), airsim.get_pfm_array(response))

# In settings.json first activate computer vision mode: 
# https://github.com/Microsoft/AirSim/blob/master/docs/image_apis.md#computer-vision-mode

import setup_path 
import airsim

import pprint
import os
import time

pp = pprint.PrettyPrinter(indent=4)

client = airsim.VehicleClient()
client.confirmConnection()

airsim.wait_key('Press any key to set camera-0 gimble to 15-degree pitch')
client.simSetCameraOrientation("0", airsim.to_quaternion(0.261799, 0, 0)); #radians

airsim.wait_key('Press any key to get camera parameters')
for camera_name in range(5):
    camera_info = client.simGetCameraInfo(str(camera_name))
    print("CameraInfo %d: %s" % (camera_name, pp.pprint(camera_info)))

airsim.wait_key('Press any key to get images')
for x in range(3): # do few times
    z = x * -20 - 5 # some random number
    client.simSetVehiclePose(airsim.Pose(airsim.Vector3r(z, z, z), airsim.to_quaternion(x / 3.0, 0, x / 3.0)), True)

    responses = client.simGetImages([
        airsim.ImageRequest("0", airsim.ImageType.DepthVis),
        airsim.ImageRequest("1", airsim.ImageType.DepthPerspective, True),
        airsim.ImageRequest("2", airsim.ImageType.Segmentation),

"X": 8, "Y": 0, "Z": -2
		}

    }
}
"""

# connect to the AirSim simulator
client = airsim.MultirotorClient()
client.confirmConnection()
client.enableApiControl(True, "Drone1")
client.enableApiControl(True, "Drone2")
client.armDisarm(True, "Drone1")
client.armDisarm(True, "Drone2")

airsim.wait_key('Press any key to takeoff')
f1 = client.takeoffAsync(vehicle_name="Drone1")
f2 = client.takeoffAsync(vehicle_name="Drone2")
f1.join()
f2.join()

state1 = client.getMultirotorState(vehicle_name="Drone1")
s = pprint.pformat(state1)
print("state: %s" % s)
state2 = client.getMultirotorState(vehicle_name="Drone2")
s = pprint.pformat(state2)
print("state: %s" % s)

airsim.wait_key('Press any key to move vehicles')
f1 = client.moveToPositionAsync(-5, 5, -10, 5, vehicle_name="Drone1")
f2 = client.moveToPositionAsync(5, -5, -10, 5, vehicle_name="Drone2")
f1.join()

jaw_pose = airsim.Pose()
jaw_pose.position = airsim.Vector3r(0.002, 0.001, -0.003)
jaw_pose.orientation = airsim.to_quaternion(0, 0, -.15)
client.simCharSetBonePose( "Jaw", jaw_pose);

airsim.wait_key('Press any key to set preset')
client.reset()
for x in range(0, 10, 3):
    client.simCharSetFacePreset("FACS_0" + str(x), 5);
    time.sleep(1)

airsim.wait_key('Press any key to set multiple presets')
presets = {"Phoneme_l":0.5, "Phoneme_ae": 1, "Phoneme_ooo":0.0}
client.simCharSetFacePresets(presets)

airsim.wait_key('Press any key to turn head around')
client.reset()
for pitch in range(-5, 5, 5):
    for yaw in range(-10, 10, 2):
        q = airsim.to_quaternion(pitch/10.0, 0, yaw/10.0)
        client.simCharSetHeadRotation(q)
        time.sleep(0.1)

airsim.wait_key('Press any key to get images')
for x in range(3): # do few times
    responses = client.simGetImages([
        airsim.ImageRequest("0", airsim.ImageType.DepthVis),
        airsim.ImageRequest("0", airsim.ImageType.Segmentation),
        airsim.ImageRequest("0", airsim.ImageType.Scene),
        airsim.ImageRequest("0", airsim.ImageType.SurfaceNormals)])

    for i, response in enumerate(responses):

client = airsim.VehicleClient()
client.confirmConnection()

airsim.wait_key('Press any key to set all object IDs to 0')
found = client.simSetSegmentationObjectID("[\w]*", 0, True);
print("Done: %r" % (found))

#for block environment

airsim.wait_key('Press any key to change one ground object ID')
found = client.simSetSegmentationObjectID("Ground", 20);
print("Done: %r" % (found))

#regex are case insensitive
airsim.wait_key('Press any key to change all ground object ID')
found = client.simSetSegmentationObjectID("ground[\w]*", 22, True);
print("Done: %r" % (found))

##for neighborhood environment

#set object ID for sky
found = client.simSetSegmentationObjectID("SkySphere", 42, True);
print("Done: %r" % (found))

#below doesn't work yet. You must set CustomDepthStencilValue in Unreal Editor for now
airsim.wait_key('Press any key to set Landscape object ID to 128')
found = client.simSetSegmentationObjectID("[\w]*", 128, True);
print("Done: %r" % (found))

#get segmentation image in various formats
responses = client.simGetImages([