Mercurial > hg
view contrib/packaging/hgpackaging/util.py @ 41914:7d1211168863
packaging: extract python exe info to own function
This is generic functionality. We'll need it for WIX.
As part of the port, we expose the full version and return
the data as a dict.
Differential Revision: https://phab.mercurial-scm.org/D6090
author | Gregory Szorc <gregory.szorc@gmail.com> |
---|---|
date | Thu, 07 Mar 2019 10:49:59 -0800 |
parents | 1440dd6164f2 |
children | 4371f543efda |
line wrap: on
line source
# util.py - Common packaging utility code. # # Copyright 2019 Gregory Szorc <gregory.szorc@gmail.com> # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. # no-check-code because Python 3 native. import distutils.version import os import pathlib import subprocess import tarfile import zipfile def extract_tar_to_directory(source: pathlib.Path, dest: pathlib.Path): with tarfile.open(source, 'r') as tf: tf.extractall(dest) def extract_zip_to_directory(source: pathlib.Path, dest: pathlib.Path): with zipfile.ZipFile(source, 'r') as zf: zf.extractall(dest) def find_vc_runtime_files(x64=False): """Finds Visual C++ Runtime DLLs to include in distribution.""" winsxs = pathlib.Path(os.environ['SYSTEMROOT']) / 'WinSxS' prefix = 'amd64' if x64 else 'x86' candidates = sorted(p for p in os.listdir(winsxs) if p.lower().startswith('%s_microsoft.vc90.crt_' % prefix)) for p in candidates: print('found candidate VC runtime: %s' % p) # Take the newest version. version = candidates[-1] d = winsxs / version return [ d / 'msvcm90.dll', d / 'msvcp90.dll', d / 'msvcr90.dll', winsxs / 'Manifests' / ('%s.manifest' % version), ] PRINT_PYTHON_INFO = ''' import platform; print("%s:%s" % (platform.architecture()[0], platform.python_version())) '''.strip() def python_exe_info(python_exe: pathlib.Path): """Obtain information about a Python executable.""" res = subprocess.run( [str(python_exe), '-c', PRINT_PYTHON_INFO], capture_output=True, check=True) arch, version = res.stdout.decode('utf-8').split(':') version = distutils.version.LooseVersion(version) return { 'arch': arch, 'version': version, 'py3': version >= distutils.version.LooseVersion('3'), }