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allendowney
GitHub Repository: allendowney/cpython
 Path: blob/main/Tools/msi/purge.py
12 views
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# Purges the Fastly cache for Windows download files

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#

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# Usage:

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#   py -3 purge.py 3.5.1rc1

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#

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__author__ = 'Steve Dower <[email protected]>'

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__version__ = '1.0.0'

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import re

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import sys

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from urllib.request import Request, urlopen

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VERSION_RE = re.compile(r'(\d+\.\d+\.\d+)([A-Za-z_]+\d+)?$')

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try:

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    m = VERSION_RE.match(sys.argv[1])

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    if not m:

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        print('Invalid version:', sys.argv[1])

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        print('Expected something like "3.5.1rc1"')

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        sys.exit(1)

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except LookupError:

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    print('Missing version argument. Expected something like "3.5.1rc1"')

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    sys.exit(1)

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URL = "https://www.python.org/ftp/python/{}/".format(m.group(1))

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REL = m.group(2) or ''

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FILES = [

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    "core.msi",

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    "core_d.msi",

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    "core_pdb.msi",

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    "dev.msi",

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    "dev_d.msi",

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    "doc.msi",

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    "exe.msi",

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    "exe_d.msi",

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    "exe_pdb.msi",

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    "launcher.msi",

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    "lib.msi",

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    "lib_d.msi",

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    "lib_pdb.msi",

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    "path.msi",

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    "pip.msi",

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    "tcltk.msi",

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    "tcltk_d.msi",

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    "tcltk_pdb.msi",

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    "test.msi",

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    "test_d.msi",

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    "test_pdb.msi",

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    "tools.msi",

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    "ucrt.msi",

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    "Windows6.0-KB2999226-x64.msu",

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    "Windows6.0-KB2999226-x86.msu",

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    "Windows6.1-KB2999226-x64.msu",

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    "Windows6.1-KB2999226-x86.msu",

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    "Windows8.1-KB2999226-x64.msu",

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    "Windows8.1-KB2999226-x86.msu",

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    "Windows8-RT-KB2999226-x64.msu",

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    "Windows8-RT-KB2999226-x86.msu",

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]

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PATHS = [

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    "python-{}.exe".format(m.group(0)),

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    "python-{}-webinstall.exe".format(m.group(0)),

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    "python-{}-amd64.exe".format(m.group(0)),

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    "python-{}-amd64-webinstall.exe".format(m.group(0)),

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    "python-{}-arm64.exe".format(m.group(0)),

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    "python-{}-arm64-webinstall.exe".format(m.group(0)),

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    "python-{}-embed-amd64.zip".format(m.group(0)),

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    "python-{}-embed-win32.zip".format(m.group(0)),

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    "python-{}-embed-arm64.zip".format(m.group(0)),

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    *["win32{}/{}".format(REL, f) for f in FILES],

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    *["amd64{}/{}".format(REL, f) for f in FILES],

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    *["arm64{}/{}".format(REL, f) for f in FILES],

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]

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PATHS = PATHS + [p + ".asc" for p in PATHS]

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print('Purged:')

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for n in PATHS:

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    u = URL + n

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    with urlopen(Request(u, method='PURGE', headers={'Fastly-Soft-Purge': 1})) as r:

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        r.read()

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    print('  ', u)

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