1# Purges the Fastly cache for Windows download files 2# 3# Usage: 4# py -3 purge.py 3.5.1rc1 5# 6 7__author__ = 'Steve Dower <steve.dower@python.org>' 8__version__ = '1.0.0' 9 10import re 11import sys 12 13from urllib.request import * 14 15VERSION_RE = re.compile(r'(\d+\.\d+\.\d+)(\w+\d+)?$') 16 17try: 18 m = VERSION_RE.match(sys.argv[1]) 19 if not m: 20 print('Invalid version:', sys.argv[1]) 21 print('Expected something like "3.5.1rc1"') 22 sys.exit(1) 23except LookupError: 24 print('Missing version argument. Expected something like "3.5.1rc1"') 25 sys.exit(1) 26 27URL = "https://www.python.org/ftp/python/{}/".format(m.group(1)) 28REL = m.group(2) or '' 29 30FILES = [ 31 "core.msi", 32 "core_d.msi", 33 "core_pdb.msi", 34 "dev.msi", 35 "dev_d.msi", 36 "doc.msi", 37 "exe.msi", 38 "exe_d.msi", 39 "exe_pdb.msi", 40 "launcher.msi", 41 "lib.msi", 42 "lib_d.msi", 43 "lib_pdb.msi", 44 "path.msi", 45 "pip.msi", 46 "tcltk.msi", 47 "tcltk_d.msi", 48 "tcltk_pdb.msi", 49 "test.msi", 50 "test_d.msi", 51 "test_pdb.msi", 52 "tools.msi", 53 "ucrt.msi", 54 "Windows6.0-KB2999226-x64.msu", 55 "Windows6.0-KB2999226-x86.msu", 56 "Windows6.1-KB2999226-x64.msu", 57 "Windows6.1-KB2999226-x86.msu", 58 "Windows8.1-KB2999226-x64.msu", 59 "Windows8.1-KB2999226-x86.msu", 60 "Windows8-RT-KB2999226-x64.msu", 61 "Windows8-RT-KB2999226-x86.msu", 62] 63PATHS = [ 64 "python-{}.exe".format(m.group(0)), 65 "python-{}-webinstall.exe".format(m.group(0)), 66 "python-{}-amd64.exe".format(m.group(0)), 67 "python-{}-amd64-webinstall.exe".format(m.group(0)), 68] + ["win32{}/{}".format(REL, f) for f in FILES] + ["amd64{}/{}".format(REL, f) for f in FILES] 69 70print('Purged:') 71for n in PATHS: 72 u = URL + n 73 with urlopen(Request(u, method='PURGE', headers={'Fastly-Soft-Purge': 1})) as r: 74 r.read() 75 print(' ', u) 76