Никак не пойму, как запустить этот скрипт

import string, random, urllib, os, thread, array, sys
 
 
if len(sys.argv) < 2:
    sys.exit("\033[37mUsage: python " + sys.argv[0] + " (Number of threads)")
threadAmount = int(sys.argv[1])
 
 
temp = 0
#while temp < 10:
 
noneWorking = [0, 503, 4939, 4940, 4941, 12003, 5556]
 
def scrapePictures():
    while True:
    #   N = int(''.join(random.choice('1' + '2') for _ in range(1)))
        amount = int(''.join(random.choice('5' + '6') for _ in range(1)))
        if amount == 6:
    #       N = int(''.join(random.choice('3') for _ in range(1)))
            N = 3
            #name = str(len([name for name in os.listdir('.') if os.path.isfile(name)]) - 1)
            picture = str(''.join(random.choice(string.ascii_uppercase + string.digits + string.lowercase) for _ in range(N)))
            picture2 = str(''.join(random.choice(string.digits + string.lowercase) for _ in range(N)))
            # printsc = "http://img.************/img?url=http://i.**********/" + "" + str(picture) + str(picture2) + ".jpg"
                # Trying to improve.
            name = picture + picture2
            printsc = "http://i.**********/" + "" + str(picture) + str(picture2) + ".jpg"
            urllib.urlretrieve(""+ printsc, str(name) + ".jpg")
            file = os.path.getsize(str(name)+ ".jpg")
            # print printsc
                # original print file. Currently in maintance mode.
            #print str(file) + " file"
            if file in noneWorking:
                print "[-] Invalid: " + picture + picture2
                os.remove(name + ".jpg")
            else: 
                print "[+] Valid: " + printsc
            #temp += 1
        if amount == 5:
            N = 5
    #       N = int(''.join(random.choice('3') for _ in range(1)))
    #       N2 = int(''.join(random.choice('2') for _ in range(1)))
            #name = str(len([name for name in os.listdir('.') if os.path.isfile(name)]) - 1)
            picture = str(''.join(random.choice(string.ascii_uppercase + string.digits + string.lowercase) for _ in range(N)))
    #       picture2 = str(''.join(random.choice(string.digits + string.lowercase) for _ in range(N2)))
            # printsc = "http://img.************/img?url=http://i.**********/" + "" + str(picture) + ".jpg"
                # Trying to improve.
            printsc = "http://i.**********/" + "" + str(picture) + ".jpg"
    #       printsc = "http://img.************/img?url=http://i.**********/" + "" + str(picture) + str(picture2) + ".jpg" #Porsiacaso necesito dividr 3 mixed y luego 2 numeros y minusculas
            name = picture
            urllib.urlretrieve(""+ printsc, str(name) + ".jpg")
            file = os.path.getsize(str(name)+ ".jpg")
            #print printsc
            #print str(file) + " file"
            if file in noneWorking:
                print "[-] Invalid: " + picture
                os.remove(name + ".jpg")
            else: 
                print "[+] Valid: " + printsc
            #temp += 1
 
tempVar2 = 1
#threadAmount = sys.argv[2]
while (tempVar2 <= threadAmount):
    try:
        print ("Starting thread #" + str(tempVar2))
        thread.start_new_thread(scrapePictures, ())
        tempVar2 += 1
    except:
        print "Error initializing thread...."
 
#Make threads never stop
while (True):
    temp = 1+1