pos threading as random

 import threading as thread

import random

global x

x=0

lock=thread.Lock()

def Reader():

    global x

    print("Reader is reading!")

    lock.acquire()

    print("shared data:",x)

    lock.release()

    print()

def writer():

        global x

        print("writer is writing!")

        lock.acquire()

        x+=1

        print("writer is releasing is lock!")

        lock.release()

        print()

if __name__=='__main__':

            for i in range(0,10):

                randomNumber=random.randint(0,100)

                if(randomNumber>50):

                    Thread1=thread.Thread(target=Reader)

                    Thread1.start()

                    print(end='\n')

                else:

                        Thread2=thread.Thread(target=writer)

                        Thread2.start()

                        print(end='\n')

                        Thread1.join()

                        Thread2.join()