forked from pypa/cibuildwheel
/
windows.py
498 lines (428 loc) 路 19.5 KB
/
windows.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
import os
import platform as platform_module
import shutil
import subprocess
import sys
from functools import lru_cache
from pathlib import Path
from typing import Dict, List, NamedTuple, Optional, Sequence, Set
from zipfile import ZipFile
from filelock import FileLock
from packaging.version import Version
from .architecture import Architecture
from .environment import ParsedEnvironment
from .logger import log
from .options import Options
from .typing import PathOrStr, assert_never
from .util import (
CIBW_CACHE_PATH,
BuildFrontend,
BuildSelector,
NonPlatformWheelError,
call,
download,
find_compatible_abi3_wheel,
get_build_verbosity_extra_flags,
get_pip_version,
prepare_command,
read_python_configs,
shell,
virtualenv,
)
def get_nuget_args(version: str, arch: str, output_directory: Path) -> List[str]:
platform_suffix = {"32": "x86", "64": "", "ARM64": "arm64"}
platform_suffix["AMD64"] = platform_suffix["64"] # aliased name
python_name = "python" + platform_suffix[arch]
return [
python_name,
"-Version",
version,
"-FallbackSource",
"https://api.nuget.org/v3/index.json",
"-OutputDirectory",
str(output_directory),
]
class PythonConfiguration(NamedTuple):
version: str
arch: str
identifier: str
url: Optional[str] = None
def get_python_configurations(
build_selector: BuildSelector,
architectures: Set[Architecture],
) -> List[PythonConfiguration]:
full_python_configs = read_python_configs("windows")
python_configurations = [PythonConfiguration(**item) for item in full_python_configs]
map_arch = {"32": Architecture.x86, "64": Architecture.AMD64, "ARM64": Architecture.ARM64}
# skip builds as required
python_configurations = [
c
for c in python_configurations
if build_selector(c.identifier) and map_arch[c.arch] in architectures
]
return python_configurations
def extract_zip(zip_src: Path, dest: Path) -> None:
with ZipFile(zip_src) as zip_:
zip_.extractall(dest)
@lru_cache(maxsize=None)
def _ensure_nuget() -> Path:
nuget = CIBW_CACHE_PATH / "nuget.exe"
with FileLock(str(nuget) + ".lock"):
if not nuget.exists():
download("https://dist.nuget.org/win-x86-commandline/latest/nuget.exe", nuget)
return nuget
def install_cpython(version: str, arch: str) -> Path:
base_output_dir = CIBW_CACHE_PATH / "nuget-cpython"
nuget_args = get_nuget_args(version, arch, base_output_dir)
installation_path = base_output_dir / (nuget_args[0] + "." + version) / "tools"
with FileLock(str(base_output_dir) + f"-{version}-{arch}.lock"):
if not installation_path.exists():
nuget = _ensure_nuget()
call(nuget, "install", *nuget_args)
return installation_path / "python.exe"
def install_pypy(tmp: Path, arch: str, url: str) -> Path:
assert arch == "64" and "win64" in url
# Inside the PyPy zip file is a directory with the same name
zip_filename = url.rsplit("/", 1)[-1]
extension = ".zip"
assert zip_filename.endswith(extension)
installation_path = CIBW_CACHE_PATH / zip_filename[: -len(extension)]
with FileLock(str(installation_path) + ".lock"):
if not installation_path.exists():
pypy_zip = tmp / zip_filename
download(url, pypy_zip)
# Extract to the parent directory because the zip file still contains a directory
extract_zip(pypy_zip, installation_path.parent)
return installation_path / "python.exe"
def setup_setuptools_cross_compile(
python_configuration: PythonConfiguration,
python_libs_base: Path,
env: Dict[str, str],
) -> None:
# We write to distutils_cfg for distutils-based builds because we know we
# currently don't have one (unless it's our own from a previous build)
for p in env["PATH"].split(os.pathsep):
distutils_cfg = Path(p) / "Lib/site-packages/setuptools/_distutils/distutils.cfg"
if distutils_cfg.parent.is_dir():
break
else:
log.warning("Did not find setuptools install to configure")
return
# Ensure our additional import libraries are made available, and explicitly
# set the platform name
map_plat = {"32": "win32", "64": "win-amd64", "ARM64": "win-arm64"}
plat_name = map_plat[python_configuration.arch]
# (Sorry, this file must be default/locale encoding.)
with distutils_cfg.open("w") as f:
print("[build]", file=f)
print("plat_name=", plat_name, file=f, sep="")
print("[build_ext]", file=f)
print("library_dirs=", python_libs_base, file=f, sep="")
print("plat_name=", plat_name, file=f, sep="")
print("[bdist_wheel]", file=f)
print("plat_name=", plat_name, file=f, sep="")
# setuptools builds require explicit override of PYD extension
# This is because it always gets the extension from the running
# interpreter, and has no logic to construct it. Currently, CPython's
# extensions follow our identifiers, but if they ever diverge in the
# future, we will need to store new data
env["SETUPTOOLS_EXT_SUFFIX"] = f".{python_configuration.identifier}.pyd"
# Cross-compilation requires fixes that only exist in setuptools's copy of
# distutils, so ensure that it is activated
# Since not all projects can handle the newer distutils, display a warning
# to help them figure out what may have gone wrong if this breaks for them
log.warning("Setting SETUPTOOLS_USE_DISTUTILS=local as it is required for cross-compilation")
env["SETUPTOOLS_USE_DISTUTILS"] = "local"
def setup_python(
tmp: Path,
python_configuration: PythonConfiguration,
dependency_constraint_flags: Sequence[PathOrStr],
environment: ParsedEnvironment,
build_frontend: BuildFrontend,
) -> Dict[str, str]:
tmp.mkdir()
implementation_id = python_configuration.identifier.split("-")[0]
python_libs_base = None
log.step(f"Installing Python {implementation_id}...")
if implementation_id.startswith("cp"):
native_arch = platform_module.machine()
if python_configuration.arch == "ARM64" != native_arch:
# To cross-compile for ARM64, we need a native CPython to run the
# build, and a copy of the ARM64 import libraries ('.\libs\*.lib')
# for any extension modules.
python_libs_base = install_cpython(
python_configuration.version, python_configuration.arch
)
python_libs_base = python_libs_base.parent / "libs"
log.step(f"Installing native Python {native_arch} for cross-compilation...")
base_python = install_cpython(python_configuration.version, native_arch)
else:
base_python = install_cpython(python_configuration.version, python_configuration.arch)
elif implementation_id.startswith("pp"):
assert python_configuration.url is not None
base_python = install_pypy(tmp, python_configuration.arch, python_configuration.url)
else:
raise ValueError("Unknown Python implementation")
assert base_python.exists()
log.step("Setting up build environment...")
venv_path = tmp / "venv"
env = virtualenv(base_python, venv_path, dependency_constraint_flags)
# set up environment variables for run_with_env
env["PYTHON_VERSION"] = python_configuration.version
env["PYTHON_ARCH"] = python_configuration.arch
env["PIP_DISABLE_PIP_VERSION_CHECK"] = "1"
# pip older than 21.3 builds executables such as pip.exe for x64 platform.
# The first re-install of pip updates pip module but builds pip.exe using
# the old pip which still generates x64 executable. But the second
# re-install uses updated pip and correctly builds pip.exe for the target.
# This can be removed once ARM64 Pythons (currently 3.9 and 3.10) bundle
# pip versions newer than 21.3.
if python_configuration.arch == "ARM64" and Version(get_pip_version(env)) < Version("21.3"):
call(
"python",
"-m",
"pip",
"install",
"--force-reinstall",
"--upgrade",
"pip",
*dependency_constraint_flags,
env=env,
cwd=venv_path,
)
# upgrade pip to the version matching our constraints
# if necessary, reinstall it to ensure that it's available on PATH as 'pip.exe'
call(
"python",
"-m",
"pip",
"install",
"--upgrade",
"pip",
*dependency_constraint_flags,
env=env,
cwd=venv_path,
)
# update env with results from CIBW_ENVIRONMENT
env = environment.as_dictionary(prev_environment=env)
# check what Python version we're on
call("where", "python", env=env)
call("python", "--version", env=env)
call("python", "-c", "\"import struct; print(struct.calcsize('P') * 8)\"", env=env)
where_python = call("where", "python", env=env, capture_stdout=True).splitlines()[0].strip()
if where_python != str(venv_path / "Scripts" / "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,
)
sys.exit(1)
# check what pip version we're on
assert (venv_path / "Scripts" / "pip.exe").exists()
where_pip = call("where", "pip", env=env, capture_stdout=True).splitlines()[0].strip()
if where_pip.strip() != str(venv_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,
)
sys.exit(1)
call("pip", "--version", env=env)
log.step("Installing build tools...")
if build_frontend == "pip":
call(
"pip",
"install",
"--upgrade",
"setuptools",
"wheel",
*dependency_constraint_flags,
env=env,
)
elif build_frontend == "build":
call(
"pip",
"install",
"--upgrade",
"build[virtualenv]",
*dependency_constraint_flags,
env=env,
)
else:
assert_never(build_frontend)
if python_libs_base:
# Set up the environment for various backends to enable cross-compilation
setup_setuptools_cross_compile(python_configuration, python_libs_base, env)
return env
def build(options: Options, tmp_path: Path) -> None:
python_configurations = get_python_configurations(
options.globals.build_selector, options.globals.architectures
)
if len(python_configurations) == 0:
return
try:
before_all_options_identifier = python_configurations[0].identifier
before_all_options = options.build_options(before_all_options_identifier)
if before_all_options.before_all:
log.step("Running before_all...")
env = before_all_options.environment.as_dictionary(prev_environment=os.environ)
before_all_prepared = prepare_command(
before_all_options.before_all, project=".", package=options.globals.package_dir
)
shell(before_all_prepared, env=env)
built_wheels: List[Path] = []
for config in python_configurations:
build_options = options.build_options(config.identifier)
log.build_start(config.identifier)
identifier_tmp_dir = tmp_path / config.identifier
identifier_tmp_dir.mkdir()
built_wheel_dir = identifier_tmp_dir / "built_wheel"
repaired_wheel_dir = identifier_tmp_dir / "repaired_wheel"
dependency_constraint_flags: Sequence[PathOrStr] = []
if build_options.dependency_constraints:
dependency_constraint_flags = [
"-c",
build_options.dependency_constraints.get_for_python_version(config.version),
]
# install Python
env = setup_python(
identifier_tmp_dir / "build",
config,
dependency_constraint_flags,
build_options.environment,
build_options.build_frontend,
)
abi3_wheel = find_compatible_abi3_wheel(built_wheels, config.identifier)
if abi3_wheel:
log.step_end()
print(
f"\nFound previously built wheel {abi3_wheel.name}, that's compatible with {config.identifier}. Skipping build step..."
)
repaired_wheel = abi3_wheel
else:
# run the before_build command
if build_options.before_build:
log.step("Running before_build...")
before_build_prepared = prepare_command(
build_options.before_build, project=".", package=options.globals.package_dir
)
shell(before_build_prepared, env=env)
log.step("Building wheel...")
built_wheel_dir.mkdir()
verbosity_flags = get_build_verbosity_extra_flags(build_options.build_verbosity)
if build_options.build_frontend == "pip":
# Path.resolve() is needed. Without it pip wheel may try to fetch package from pypi.org
# see https://github.com/pypa/cibuildwheel/pull/369
call(
"python",
"-m",
"pip",
"wheel",
options.globals.package_dir.resolve(),
f"--wheel-dir={built_wheel_dir}",
"--no-deps",
*get_build_verbosity_extra_flags(build_options.build_verbosity),
env=env,
)
elif build_options.build_frontend == "build":
config_setting = " ".join(verbosity_flags)
build_env = env.copy()
if build_options.dependency_constraints:
constraints_path = (
build_options.dependency_constraints.get_for_python_version(
config.version
)
)
# Bug in pip <= 21.1.3 - we can't have a space in the
# constraints file, and pip doesn't support drive letters
# in uhi. After probably pip 21.2, we can use uri. For
# now, use a temporary file.
if " " in str(constraints_path):
assert " " not in str(identifier_tmp_dir)
tmp_file = identifier_tmp_dir / "constraints.txt"
tmp_file.write_bytes(constraints_path.read_bytes())
constraints_path = tmp_file
build_env["PIP_CONSTRAINT"] = str(constraints_path)
build_env["VIRTUALENV_PIP"] = get_pip_version(env)
call(
"python",
"-m",
"build",
build_options.package_dir,
"--wheel",
f"--outdir={built_wheel_dir}",
f"--config-setting={config_setting}",
env=build_env,
)
else:
assert_never(build_options.build_frontend)
built_wheel = next(built_wheel_dir.glob("*.whl"))
# repair the wheel
repaired_wheel_dir.mkdir()
if built_wheel.name.endswith("none-any.whl"):
raise NonPlatformWheelError()
if build_options.repair_command:
log.step("Repairing wheel...")
repair_command_prepared = prepare_command(
build_options.repair_command, wheel=built_wheel, dest_dir=repaired_wheel_dir
)
shell(repair_command_prepared, env=env)
else:
shutil.move(str(built_wheel), repaired_wheel_dir)
repaired_wheel = next(repaired_wheel_dir.glob("*.whl"))
if build_options.test_command and options.globals.test_selector(config.identifier):
log.step("Testing wheel...")
# set up a virtual environment to install and test from, to make sure
# there are no dependencies that were pulled in at build time.
call("pip", "install", "virtualenv", *dependency_constraint_flags, env=env)
venv_dir = identifier_tmp_dir / "venv-test"
# Use --no-download to ensure determinism by using seed libraries
# built into virtualenv
call("python", "-m", "virtualenv", "--no-download", venv_dir, env=env)
virtualenv_env = env.copy()
virtualenv_env["PATH"] = os.pathsep.join(
[
str(venv_dir / "Scripts"),
virtualenv_env["PATH"],
]
)
# check that we are using the Python from the virtual environment
call("where", "python", env=virtualenv_env)
if build_options.before_test:
before_test_prepared = prepare_command(
build_options.before_test,
project=".",
package=build_options.package_dir,
)
shell(before_test_prepared, env=virtualenv_env)
# install the wheel
call(
"pip",
"install",
str(repaired_wheel) + build_options.test_extras,
env=virtualenv_env,
)
# test the wheel
if build_options.test_requires:
call("pip", "install", *build_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(
build_options.test_command,
project=Path(".").resolve(),
package=options.globals.package_dir.resolve(),
)
shell(test_command_prepared, cwd="c:\\", env=virtualenv_env)
# we're all done here; move it to output (remove if already exists)
if abi3_wheel is None:
shutil.move(str(repaired_wheel), build_options.output_dir)
built_wheels.append(build_options.output_dir / repaired_wheel.name)
# clean up
# (we ignore errors because occasionally Windows fails to unlink a file and we
# don't want to abort a build because of that)
shutil.rmtree(identifier_tmp_dir, ignore_errors=True)
log.build_end()
except subprocess.CalledProcessError as error:
log.step_end_with_error(
f"Command {error.cmd} failed with code {error.returncode}. {error.stdout}"
)
sys.exit(1)