Computer Crash

import random
def main():
	WriteFile = open("Random1.txt","w")
	TenCheck = False
	Check100 = False
	Check50k = False
	Check100k = False
	Check500k = False
	Check1mill = False
	Check15mill = False
	Check150k = False
	Check300k = False
	x = 0
	List = [1,2,3,4,5,6,7,8,9,10,"a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z"]
	random.shuffle(List)
	while (x != 1156000):
		x += 1
		List2=List
		random.shuffle(List)
		List = List + List2
		WriteFile.write(str(List))

		if (x > 10 and TenCheck == False):
			print "10"
			TenCheck = True
		elif (x > 100 and Check100 == False):
			print "100"
			Check100 = True
		elif (x > 50000 and Check50k == False):
			print "50,000"
			Check50k = True
		elif (x > 100000 and Check100k == False):
			print "100,000"
			Check100k = True
		elif (x > 150000 and Check150k == False):
			print "150,000"
			Check150k = True
		elif (x > 300000 and Check300k == False):
			print "300,000"
			Check300k = True
		elif (x > 500000 and Check500k == False):
			print "500,000"
			Check500k = True
		elif (x > 1000000 and Check1mill == False):
			print "1,000,000"
			Check1mill = True
		elif (x > 1050000 and Check15mill == False):
			print "1,050,000"
			Check15mill = True



	WriteFile.close()
	print "Finished!"
	bye = raw_input("")
main()