Files
cibuildwheel/test/utils.py
T

155 lines
5.1 KiB
Python

'''
Utility functions used by the cibuildwheel tests.
This file is added to the PYTHONPATH in the test runner at bin/run_test.py.
'''
import os
import platform as pm
import shutil
import subprocess
import sys
from contextlib import contextmanager
from tempfile import mkdtemp
IS_WINDOWS_RUNNING_ON_AZURE = os.path.exists('C:\\hostedtoolcache')
IS_WINDOWS_RUNNING_ON_TRAVIS = os.environ.get('TRAVIS_OS_NAME') == 'windows'
# Python 2 does not have a tempfile.TemporaryDirectory context manager
@contextmanager
def TemporaryDirectoryIfNone(path):
_path = path or mkdtemp()
try:
yield _path
finally:
if path is None:
shutil.rmtree(_path)
def cibuildwheel_get_build_identifiers(project_path, env=None):
'''
Returns the list of build identifiers that cibuildwheel will try to build
for the current platform.
'''
cmd_output = subprocess.check_output(
[sys.executable, '-m', 'cibuildwheel', '--print-build-identifiers', project_path],
universal_newlines=True,
env=env,
)
return cmd_output.strip().split('\n')
def cibuildwheel_run(project_path, package_dir='.', env=None, add_env=None, output_dir=None):
'''
Runs cibuildwheel as a subprocess, building the project at project_path.
Uses the current Python interpreter.
:param project_path: path of the project to be built.
:param package_dir: path of the package to be built. Can be absolute, or
relative to project_path.
:param env: full environment to be used, os.environ if None
:param add_env: environment used to update env
:param output_dir: directory where wheels are saved. If None, a temporary
directory will be used for the duration of the command.
:return: list of built wheels (file names).
'''
if env is None:
env = os.environ.copy()
# If present in the host environment, remove the MACOSX_DEPLOYMENT_TARGET for consistency
env.pop('MACOSX_DEPLOYMENT_TARGET', None)
if add_env is not None:
env.update(add_env)
with TemporaryDirectoryIfNone(output_dir) as _output_dir:
subprocess.check_call(
[sys.executable, '-m', 'cibuildwheel', '--output-dir', str(_output_dir), package_dir],
env=env,
cwd=project_path,
)
wheels = os.listdir(_output_dir)
return wheels
def expected_wheels(package_name, package_version, manylinux_versions=None,
macosx_deployment_target='10.9'):
'''
Returns a list of expected wheels from a run of cibuildwheel.
'''
# per PEP 425 (https://www.python.org/dev/peps/pep-0425/), wheel files shall have name of the form
# {distribution}-{version}(-{build tag})?-{python tag}-{abi tag}-{platform tag}.whl
# {python tag} and {abi tag} are closely related to the python interpreter used to build the wheel
# so we'll merge them below as python_abi_tag
if manylinux_versions is None:
if pm.machine() == 'x86_64':
manylinux_versions = ['manylinux1', 'manylinux2010']
else:
manylinux_versions = ['manylinux2014']
python_abi_tags = ['cp35-cp35m', 'cp36-cp36m', 'cp37-cp37m', 'cp38-cp38']
if pm.machine() in ['x86_64', 'AMD64', 'x86']:
python_abi_tags += ['cp27-cp27m', 'pp27-pypy_73', 'pp36-pypy36_pp73']
if platform == 'linux':
python_abi_tags.append('cp27-cp27mu') # python 2.7 has 2 different ABI on manylinux
wheels = []
for python_abi_tag in python_abi_tags:
platform_tags = []
if platform == 'linux':
architectures = [pm.machine()]
if pm.machine() == 'x86_64' and python_abi_tag.startswith('cp'):
architectures.append('i686')
platform_tags = [
'{}_{}'.format(manylinux_version, architecture)
for architecture in architectures
for manylinux_version in manylinux_versions
]
elif platform == 'windows':
if python_abi_tag.startswith('cp'):
platform_tags = ['win32', 'win_amd64']
else:
platform_tags = ['win32']
elif platform == 'macos':
platform_tags = ['macosx_{}_x86_64'.format(macosx_deployment_target.replace('.', '_'))]
else:
raise Exception('unsupported platform')
for platform_tag in platform_tags:
wheels.append('{package_name}-{package_version}-{python_abi_tag}-{platform_tag}.whl'.format(
package_name=package_name, package_version=package_version,
python_abi_tag=python_abi_tag, platform_tag=platform_tag
))
if IS_WINDOWS_RUNNING_ON_TRAVIS:
# Python 2.7 isn't supported on Travis.
wheels = [w for w in wheels if '-cp27-' not in w and '-pp2' not in w]
return wheels
platform = None
if 'CIBW_PLATFORM' in os.environ:
platform = os.environ['CIBW_PLATFORM']
elif sys.platform.startswith('linux'):
platform = 'linux'
elif sys.platform.startswith('darwin'):
platform = 'macos'
elif sys.platform in ['win32', 'cygwin']:
platform = 'windows'
else:
raise Exception('Unsupported platform')