import subprocess
import re
x = 1
while x < 635:
    url = "http://cloveros.booru.org/index.php?page=post&s=view&id=" + str( x )
    source = str( subprocess.run(['curl', url], stdout=subprocess.PIPE).stdout )
    s2 =  re.search("http.{50,100}png", source)
    if(s2):
        subprocess.run(['wget', s2[0]])
    x+=1