Auto respond to new incoming messages on your android phone using qpython3 and sl4a library

qpython3_auto_sms.py

try:
    import sl4a
    droid = sl4a.Android()
except:
    print("Can't initialize sl4a module!")
    pass
import re
import random
import time
import itertools

li1 = ['msg1','msg2','msg3']
li2 = ['msg1','msg2','msg3']
#etc lists with random messages

testrandom = ['testok', 'testok1']
unreadtest = [0, 1]


def checklastmsg():
    #Get all messages from inbox
    try:
        smsuri = (droid.smsGetMessages(False))
        msgli = (smsuri[1])
        #print(msgli[0]['body'])

        lastmsg = msgli[0]['body']
        countmsg = (droid.smsGetMessageCount(True).result)
        #print(lastmsg, countmsg)
    except:
        lastmsg = random.choice(testrandom)
        countmsg = random.choice(unreadtest)
    return lastmsg, countmsg

#checklastmsg()


def choosemsg(lastmsg):
    #Choose a response based on the last message received
    if re.search('ms', lastmsg):
        msgres = random.choice(li1)
    elif re.search('another str', lastmsg):
         msgres = random.choice(li2)
    # elif re.search('', lastmsg):
    #     msgres = random.choice(lin)
    #etc nr of choises
    return msgres

#choosemsg('test string')

sphone = "Put here the phone number"

def sendmsg(phone, message):
    print('Sending to: {} Message: {}'.format(phone, message))
    #droid.smsSend(phone, message) #uncomment this to send message


def run(waitsec = 5):
    #Compare previous value with current value
    sectowait = list(range(waitsec))
    lastmsg, unreadmsg = checklastmsg()
    print('New init lastmsg: ',lastmsg, unreadmsg)
    #input()
    for i in itertools.count():
        currmsg, currunreadmsg = checklastmsg()
        #if currunreadmsg != 0:
        if lastmsg == currmsg:
            #print('No msg received yet. LastMsg:{}, CurMsg:{}'.format(lastmsg, currmsg))
            time.sleep(waitsec)
        else:
            try:
                print('New message! LastMsg:{}, CurMsg:{}'.format(lastmsg, currmsg))
                msgtosend = choosemsg(currmsg)
                time.sleep(random.choice(sectowait)) # wait random sec until send
                sendmsg(sphone, msgtosend)
                run() # some recurrsion here to store the last message received
            except Exception as e:
                print('Got: ', e)
                break


run()