ref: a2794d94d0e39ed54dad39f1348fe12b4fc89f14
dir: /sys/src/cmd/python/Tools/webchecker/wcmac.py/
import webchecker, sys
webchecker.DEFROOT = "http://www.python.org/python/"
webchecker.MAXPAGE = 50000
webchecker.verbose = 2
sys.argv.append('-x')
webchecker.main()
raw_input("\nCR to exit: ")