Takes from text file and shuffles, then iterates

python Shuffle

import random
import time

def shuffleRead():
        first=True
        count=0
        f=open('output.txt', 'r+')
        lines= f.readlines()
        if(first==True):
            first=False;
            with open('test.txt','r+') as source:
                data= [(random.random(),line)for line in source]
                data.sort()
                with open('output.txt', 'w') as target:
                    for _, line in data:
                        target.write(line)
        if count == 3:
            count=0
            with open('test.txt','r+') as source:
                data= [(random.random(),line)for line in source]
                data.sort()
                with open('output.txt', 'w') as target:
                    for _, line in data:
                        target.write(line)

            f=open('output.txt','r+')
            lines= f.readlines()
        else:
            print(lines[count])
            count= count +1
            time.sleep(1)

while True:
    shuffleRead()