Files
cibuildwheel/cibuildwheel/windows.py
T

243 lines
11 KiB
Python

import os
import shutil
import subprocess
import sys
import tempfile
from collections import namedtuple
from glob import glob
from zipfile import ZipFile
from .util import (
download,
get_build_verbosity_extra_flags,
prepare_command,
get_pip_script,
BuildOptions
)
IS_RUNNING_ON_AZURE = os.path.exists('C:\\hostedtoolcache')
IS_RUNNING_ON_TRAVIS = os.environ.get('TRAVIS_OS_NAME') == 'windows'
def shell(args, env=None, cwd=None):
print('+ ' + ' '.join(args))
return subprocess.check_call(' '.join(args), env=env, cwd=cwd, shell=True)
def get_nuget_args(version, arch):
python_name = 'python' if version[0] == '3' else 'python2'
if arch == '32':
python_name = python_name + 'x86'
return [python_name, '-Version', version, '-OutputDirectory', 'C:\\cibw\\python']
def get_python_configurations(build_selector):
PythonConfiguration = namedtuple('PythonConfiguration', ['version', 'arch', 'identifier', 'url'])
python_configurations = [
# CPython
PythonConfiguration(version='2.7.18', arch='32', identifier='cp27-win32', url=None),
PythonConfiguration(version='2.7.18', arch='64', identifier='cp27-win_amd64', url=None),
PythonConfiguration(version='3.5.4', arch='32', identifier='cp35-win32', url=None),
PythonConfiguration(version='3.5.4', arch='64', identifier='cp35-win_amd64', url=None),
PythonConfiguration(version='3.6.8', arch='32', identifier='cp36-win32', url=None),
PythonConfiguration(version='3.6.8', arch='64', identifier='cp36-win_amd64', url=None),
PythonConfiguration(version='3.7.7', arch='32', identifier='cp37-win32', url=None),
PythonConfiguration(version='3.7.7', arch='64', identifier='cp37-win_amd64', url=None),
PythonConfiguration(version='3.8.2', arch='32', identifier='cp38-win32', url=None),
PythonConfiguration(version='3.8.2', arch='64', identifier='cp38-win_amd64', url=None),
# PyPy
PythonConfiguration(version='2.7', arch='32', identifier='pp27-win32', url='https://downloads.python.org/pypy/pypy2.7-v7.3.1-win32.zip'),
PythonConfiguration(version='3.6', arch='32', identifier='pp36-win32', url='https://downloads.python.org/pypy/pypy3.6-v7.3.1-win32.zip'),
]
if IS_RUNNING_ON_TRAVIS:
# cannot install VCForPython27.msi which is needed for compiling C software
# try with (and similar): msiexec /i VCForPython27.msi ALLUSERS=1 ACCEPT=YES /passive
python_configurations = [c for c in python_configurations if not c.version.startswith('2.7')]
# skip builds as required
python_configurations = [c for c in python_configurations if build_selector(c.identifier)]
return python_configurations
def extract_zip(zip_src, dest):
with ZipFile(zip_src) as zip:
zip.extractall(dest)
def install_cpython(version, arch, nuget):
nuget_args = get_nuget_args(version, arch)
installation_path = os.path.join(nuget_args[-1], nuget_args[0] + '.' + version, 'tools')
shell([nuget, 'install'] + nuget_args)
return installation_path
def install_pypy(version, arch, url):
assert arch == '32'
# Inside the PyPy zip file is a directory with the same name
zip_filename = url.rsplit('/', 1)[-1]
installation_path = os.path.join('C:\\cibw', os.path.splitext(zip_filename)[0])
if not os.path.exists(installation_path):
pypy_zip = os.path.join('C:\\cibw', zip_filename)
download(url, pypy_zip)
# Extract to the parent directory because the zip file still contains a directory
extract_zip(pypy_zip, os.path.dirname(installation_path))
pypy_exe = 'pypy3.exe' if version[0] == '3' else 'pypy.exe'
shell(['mklink', os.path.join(installation_path, 'python.exe'), os.path.join(installation_path, pypy_exe)])
return installation_path
def setup_python(python_configuration, dependency_constraint_flags, environment):
nuget = 'C:\\cibw\\nuget.exe'
if not os.path.exists(nuget):
download('https://dist.nuget.org/win-x86-commandline/latest/nuget.exe', nuget)
if python_configuration.identifier.startswith('cp'):
installation_path = install_cpython(python_configuration.version, python_configuration.arch, nuget)
elif python_configuration.identifier.startswith('pp'):
installation_path = install_pypy(python_configuration.version, python_configuration.arch, python_configuration.url)
else:
raise ValueError("Unknown Python implementation")
assert os.path.exists(os.path.join(installation_path, 'python.exe'))
# set up PATH and environment variables for run_with_env
env = os.environ.copy()
env['PYTHON_VERSION'] = python_configuration.version
env['PYTHON_ARCH'] = python_configuration.arch
env['PATH'] = os.pathsep.join([
installation_path,
os.path.join(installation_path, 'Scripts'),
env['PATH']
])
# update env with results from CIBW_ENVIRONMENT
env = environment.as_dictionary(prev_environment=env)
# for the logs - check we're running the right version of python
shell(['where', 'python'], env=env)
shell(['python', '--version'], env=env)
shell(['python', '-c', '"import struct; print(struct.calcsize(\'P\') * 8)"'], env=env)
where_python = subprocess.check_output(['where', 'python'], env=env, universal_newlines=True).splitlines()[0].strip()
if where_python != os.path.join(installation_path, 'python.exe'):
print("cibuildwheel: python available on PATH doesn't match our installed instance. If you have modified PATH, ensure that you don't overwrite cibuildwheel's entry or insert python above it.", file=sys.stderr)
exit(1)
# make sure pip is installed
if not os.path.exists(os.path.join(installation_path, 'Scripts', 'pip.exe')):
shell(['python', get_pip_script] + dependency_constraint_flags, env=env, cwd="C:\\cibw")
assert os.path.exists(os.path.join(installation_path, 'Scripts', 'pip.exe'))
where_pip = subprocess.check_output(['where', 'pip'], env=env, universal_newlines=True).splitlines()[0].strip()
if where_pip.strip() != os.path.join(installation_path, 'Scripts', 'pip.exe'):
print("cibuildwheel: pip available on PATH doesn't match our installed instance. If you have modified PATH, ensure that you don't overwrite cibuildwheel's entry or insert pip above it.", file=sys.stderr)
exit(1)
# prepare the Python environment
shell(['python', '-m', 'pip', 'install', '--upgrade', 'pip'] + dependency_constraint_flags, env=env)
shell(['pip', '--version'], env=env)
shell(['pip', 'install', '--upgrade', 'setuptools', 'wheel'] + dependency_constraint_flags, env=env)
return env
def build(options: BuildOptions):
temp_dir = tempfile.mkdtemp(prefix='cibuildwheel')
built_wheel_dir = os.path.join(temp_dir, 'built_wheel')
repaired_wheel_dir = os.path.join(temp_dir, 'repaired_wheel')
# install nuget as best way to provide python
nuget = 'C:\\cibw\\nuget.exe'
download('https://dist.nuget.org/win-x86-commandline/latest/nuget.exe', nuget)
python_configurations = get_python_configurations(options.build_selector)
for config in python_configurations:
dependency_constraint_flags = []
if options.dependency_constraints:
dependency_constraint_flags = [
'-c', options.dependency_constraints.get_for_python_version(config.version)
]
# install Python
env = setup_python(config, dependency_constraint_flags, options.environment)
# run the before_build command
if options.before_build:
before_build_prepared = prepare_command(options.before_build, project='.', package=options.package_dir)
shell([before_build_prepared], env=env)
# build the wheel
if os.path.exists(built_wheel_dir):
shutil.rmtree(built_wheel_dir)
os.makedirs(built_wheel_dir)
shell(['pip', 'wheel', options.package_dir, '-w', built_wheel_dir, '--no-deps'] + get_build_verbosity_extra_flags(options.build_verbosity), env=env)
built_wheel = glob(os.path.join(built_wheel_dir, '*.whl'))[0]
# repair the wheel
if os.path.exists(repaired_wheel_dir):
shutil.rmtree(repaired_wheel_dir)
os.makedirs(repaired_wheel_dir)
if built_wheel.endswith('none-any.whl') or not options.repair_command:
# pure Python wheel or empty repair command
shutil.move(built_wheel, repaired_wheel_dir)
else:
repair_command_prepared = prepare_command(options.repair_command, wheel=built_wheel, dest_dir=repaired_wheel_dir)
shell([repair_command_prepared], env=env)
repaired_wheel = glob(os.path.join(repaired_wheel_dir, '*.whl'))[0]
if options.test_command:
# set up a virtual environment to install and test from, to make sure
# there are no dependencies that were pulled in at build time.
shell(['pip', 'install', 'virtualenv'] + dependency_constraint_flags, env=env)
venv_dir = tempfile.mkdtemp()
# Use --no-download to ensure determinism by using seed libraries
# built into virtualenv
shell(['python', '-m', 'virtualenv', '--no-download', venv_dir], env=env)
virtualenv_env = env.copy()
venv_script_path = os.path.join(venv_dir, 'Scripts')
virtualenv_env['PATH'] = os.pathsep.join([
venv_script_path,
virtualenv_env['PATH'],
])
virtualenv_env["__CIBW_VIRTUALENV_PATH__"] = venv_dir
# check that we are using the Python from the virtual environment
shell(['which', 'python'], env=virtualenv_env)
if options.before_test:
before_test_prepared = prepare_command(
options.before_test,
project='.',
package=options.package_dir
)
shell([before_test_prepared], env=virtualenv_env)
# install the wheel
shell(['pip', 'install', repaired_wheel + options.test_extras], env=virtualenv_env)
# test the wheel
if options.test_requires:
shell(['pip', 'install'] + options.test_requires, env=virtualenv_env)
# run the tests from c:\, with an absolute path in the command
# (this ensures that Python runs the tests against the installed wheel
# and not the repo code)
test_command_prepared = prepare_command(
options.test_command,
project=os.path.abspath('.'),
package=os.path.abspath(options.package_dir)
)
shell([test_command_prepared], cwd='c:\\', env=virtualenv_env)
# clean up
shutil.rmtree(venv_dir)
# we're all done here; move it to output (remove if already exists)
dst = os.path.join(options.output_dir, os.path.basename(repaired_wheel))
if os.path.isfile(dst):
os.remove(dst)
shutil.move(repaired_wheel, dst)