protobuf/python/setup.py
Jan Tattermusch 0ebbd7d7c3
Enable crosscompiling aarch64 python wheels under dockcross manylinux docker image (#8280)
This uses the dockcross manylinux docker image to enable crosscompiling aarch64 python wheels. The wheels built for aarch64 linux are excluded from the release for now, pending testing (pending, in PR#8392).
2021-03-29 19:04:16 -07:00

317 lines
13 KiB
Python
Executable File

#! /usr/bin/env python
#
# See README for usage instructions.
from distutils import util
import fnmatch
import glob
import os
import pkg_resources
import re
import subprocess
import sys
import sysconfig
import platform
# We must use setuptools, not distutils, because we need to use the
# namespace_packages option for the "google" package.
from setuptools import setup, Extension, find_packages
from distutils.command.build_py import build_py as _build_py
from distutils.command.clean import clean as _clean
from distutils.command.build_ext import build_ext as _build_ext
from distutils.spawn import find_executable
# Find the Protocol Compiler.
if 'PROTOC' in os.environ and os.path.exists(os.environ['PROTOC']):
protoc = os.environ['PROTOC']
elif os.path.exists("../src/protoc"):
protoc = "../src/protoc"
elif os.path.exists("../src/protoc.exe"):
protoc = "../src/protoc.exe"
elif os.path.exists("../vsprojects/Debug/protoc.exe"):
protoc = "../vsprojects/Debug/protoc.exe"
elif os.path.exists("../vsprojects/Release/protoc.exe"):
protoc = "../vsprojects/Release/protoc.exe"
else:
protoc = find_executable("protoc")
def GetVersion():
"""Gets the version from google/protobuf/__init__.py
Do not import google.protobuf.__init__ directly, because an installed
protobuf library may be loaded instead."""
with open(os.path.join('google', 'protobuf', '__init__.py')) as version_file:
exec(version_file.read(), globals())
global __version__
return __version__
def generate_proto(source, require = True):
"""Invokes the Protocol Compiler to generate a _pb2.py from the given
.proto file. Does nothing if the output already exists and is newer than
the input."""
if not require and not os.path.exists(source):
return
output = source.replace(".proto", "_pb2.py").replace("../src/", "")
if (not os.path.exists(output) or
(os.path.exists(source) and
os.path.getmtime(source) > os.path.getmtime(output))):
print("Generating %s..." % output)
if not os.path.exists(source):
sys.stderr.write("Can't find required file: %s\n" % source)
sys.exit(-1)
if protoc is None:
sys.stderr.write(
"protoc is not installed nor found in ../src. Please compile it "
"or install the binary package.\n")
sys.exit(-1)
protoc_command = [ protoc, "-I../src", "-I.", "--python_out=.", source ]
if subprocess.call(protoc_command) != 0:
sys.exit(-1)
def GenerateUnittestProtos():
generate_proto("../src/google/protobuf/any_test.proto", False)
generate_proto("../src/google/protobuf/map_proto2_unittest.proto", False)
generate_proto("../src/google/protobuf/map_unittest.proto", False)
generate_proto("../src/google/protobuf/test_messages_proto3.proto", False)
generate_proto("../src/google/protobuf/test_messages_proto2.proto", False)
generate_proto("../src/google/protobuf/unittest_arena.proto", False)
generate_proto("../src/google/protobuf/unittest.proto", False)
generate_proto("../src/google/protobuf/unittest_custom_options.proto", False)
generate_proto("../src/google/protobuf/unittest_import.proto", False)
generate_proto("../src/google/protobuf/unittest_import_public.proto", False)
generate_proto("../src/google/protobuf/unittest_mset.proto", False)
generate_proto("../src/google/protobuf/unittest_mset_wire_format.proto", False)
generate_proto("../src/google/protobuf/unittest_no_generic_services.proto", False)
generate_proto("../src/google/protobuf/unittest_proto3_arena.proto", False)
generate_proto("../src/google/protobuf/util/json_format.proto", False)
generate_proto("../src/google/protobuf/util/json_format_proto3.proto", False)
generate_proto("google/protobuf/internal/any_test.proto", False)
generate_proto("google/protobuf/internal/descriptor_pool_test1.proto", False)
generate_proto("google/protobuf/internal/descriptor_pool_test2.proto", False)
generate_proto("google/protobuf/internal/factory_test1.proto", False)
generate_proto("google/protobuf/internal/factory_test2.proto", False)
generate_proto("google/protobuf/internal/file_options_test.proto", False)
generate_proto("google/protobuf/internal/import_test_package/inner.proto", False)
generate_proto("google/protobuf/internal/import_test_package/outer.proto", False)
generate_proto("google/protobuf/internal/missing_enum_values.proto", False)
generate_proto("google/protobuf/internal/message_set_extensions.proto", False)
generate_proto("google/protobuf/internal/more_extensions.proto", False)
generate_proto("google/protobuf/internal/more_extensions_dynamic.proto", False)
generate_proto("google/protobuf/internal/more_messages.proto", False)
generate_proto("google/protobuf/internal/no_package.proto", False)
generate_proto("google/protobuf/internal/packed_field_test.proto", False)
generate_proto("google/protobuf/internal/test_bad_identifiers.proto", False)
generate_proto("google/protobuf/internal/test_proto3_optional.proto", False)
generate_proto("google/protobuf/pyext/python.proto", False)
class clean(_clean):
def run(self):
# Delete generated files in the code tree.
for (dirpath, dirnames, filenames) in os.walk("."):
for filename in filenames:
filepath = os.path.join(dirpath, filename)
if filepath.endswith("_pb2.py") or filepath.endswith(".pyc") or \
filepath.endswith(".so") or filepath.endswith(".o"):
os.remove(filepath)
# _clean is an old-style class, so super() doesn't work.
_clean.run(self)
class build_py(_build_py):
def run(self):
# Generate necessary .proto file if it doesn't exist.
generate_proto("../src/google/protobuf/descriptor.proto")
generate_proto("../src/google/protobuf/compiler/plugin.proto")
generate_proto("../src/google/protobuf/any.proto")
generate_proto("../src/google/protobuf/api.proto")
generate_proto("../src/google/protobuf/duration.proto")
generate_proto("../src/google/protobuf/empty.proto")
generate_proto("../src/google/protobuf/field_mask.proto")
generate_proto("../src/google/protobuf/source_context.proto")
generate_proto("../src/google/protobuf/struct.proto")
generate_proto("../src/google/protobuf/timestamp.proto")
generate_proto("../src/google/protobuf/type.proto")
generate_proto("../src/google/protobuf/wrappers.proto")
GenerateUnittestProtos()
# _build_py is an old-style class, so super() doesn't work.
_build_py.run(self)
def find_package_modules(self, package, package_dir):
exclude = (
"*test*",
"google/protobuf/internal/*_pb2.py",
"google/protobuf/internal/_parameterized.py",
"google/protobuf/pyext/python_pb2.py",
)
modules = _build_py.find_package_modules(self, package, package_dir)
return [(pkg, mod, fil) for (pkg, mod, fil) in modules
if not any(fnmatch.fnmatchcase(fil, pat=pat) for pat in exclude)]
class build_ext(_build_ext):
def get_ext_filename(self, ext_name):
# since python3.5, python extensions' shared libraries use a suffix that corresponds to the value
# of sysconfig.get_config_var('EXT_SUFFIX') and contains info about the architecture the library targets.
# E.g. on x64 linux the suffix is ".cpython-XYZ-x86_64-linux-gnu.so"
# When crosscompiling python wheels, we need to be able to override this suffix
# so that the resulting file name matches the target architecture and we end up with a well-formed
# wheel.
filename = _build_ext.get_ext_filename(self, ext_name)
orig_ext_suffix = sysconfig.get_config_var("EXT_SUFFIX")
new_ext_suffix = os.getenv("PROTOCOL_BUFFERS_OVERRIDE_EXT_SUFFIX")
if new_ext_suffix and filename.endswith(orig_ext_suffix):
filename = filename[:-len(orig_ext_suffix)] + new_ext_suffix
return filename
class test_conformance(_build_py):
target = 'test_python'
def run(self):
# Python 2.6 dodges these extra failures.
os.environ["CONFORMANCE_PYTHON_EXTRA_FAILURES"] = (
"--failure_list failure_list_python-post26.txt")
cmd = 'cd ../conformance && make %s' % (test_conformance.target)
status = subprocess.check_call(cmd, shell=True)
def get_option_from_sys_argv(option_str):
if option_str in sys.argv:
sys.argv.remove(option_str)
return True
return False
if __name__ == '__main__':
ext_module_list = []
warnings_as_errors = '--warnings_as_errors'
if get_option_from_sys_argv('--cpp_implementation'):
# Link libprotobuf.a and libprotobuf-lite.a statically with the
# extension. Note that those libraries have to be compiled with
# -fPIC for this to work.
compile_static_ext = get_option_from_sys_argv('--compile_static_extension')
libraries = ['protobuf']
extra_objects = None
if compile_static_ext:
libraries = None
extra_objects = ['../src/.libs/libprotobuf.a',
'../src/.libs/libprotobuf-lite.a']
test_conformance.target = 'test_python_cpp'
extra_compile_args = []
if sys.platform != 'win32':
extra_compile_args.append('-Wno-write-strings')
extra_compile_args.append('-Wno-invalid-offsetof')
extra_compile_args.append('-Wno-sign-compare')
extra_compile_args.append('-Wno-unused-variable')
extra_compile_args.append('-std=c++11')
if sys.platform == 'darwin':
extra_compile_args.append("-Wno-shorten-64-to-32");
extra_compile_args.append("-Wno-deprecated-register");
# https://developer.apple.com/documentation/xcode_release_notes/xcode_10_release_notes
# C++ projects must now migrate to libc++ and are recommended to set a
# deployment target of macOS 10.9 or later, or iOS 7 or later.
if sys.platform == 'darwin':
mac_target = str(sysconfig.get_config_var('MACOSX_DEPLOYMENT_TARGET'))
if mac_target and (pkg_resources.parse_version(mac_target) <
pkg_resources.parse_version('10.9.0')):
os.environ['MACOSX_DEPLOYMENT_TARGET'] = '10.9'
os.environ['_PYTHON_HOST_PLATFORM'] = re.sub(
r'macosx-[0-9]+\.[0-9]+-(.+)', r'macosx-10.9-\1',
util.get_platform())
# https://github.com/Theano/Theano/issues/4926
if sys.platform == 'win32':
extra_compile_args.append('-D_hypot=hypot')
# https://github.com/tpaviot/pythonocc-core/issues/48
if sys.platform == 'win32' and '64 bit' in sys.version:
extra_compile_args.append('-DMS_WIN64')
# MSVS default is dymanic
if (sys.platform == 'win32'):
extra_compile_args.append('/MT')
if "clang" in os.popen('$CC --version 2> /dev/null').read():
extra_compile_args.append('-Wno-shorten-64-to-32')
if warnings_as_errors in sys.argv:
extra_compile_args.append('-Werror')
sys.argv.remove(warnings_as_errors)
# C++ implementation extension
ext_module_list.extend([
Extension(
"google.protobuf.pyext._message",
glob.glob('google/protobuf/pyext/*.cc'),
include_dirs=[".", "../src"],
libraries=libraries,
extra_objects=extra_objects,
library_dirs=['../src/.libs'],
extra_compile_args=extra_compile_args,
),
Extension(
"google.protobuf.internal._api_implementation",
glob.glob('google/protobuf/internal/api_implementation.cc'),
extra_compile_args=extra_compile_args + ['-DPYTHON_PROTO2_CPP_IMPL_V2'],
),
])
os.environ['PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION'] = 'cpp'
# Keep this list of dependencies in sync with tox.ini.
install_requires = ['six>=1.9']
if sys.version_info <= (2,7):
install_requires.append('ordereddict')
install_requires.append('unittest2')
setup(
name='protobuf',
version=GetVersion(),
description='Protocol Buffers',
download_url='https://github.com/protocolbuffers/protobuf/releases',
long_description="Protocol Buffers are Google's data interchange format",
url='https://developers.google.com/protocol-buffers/',
maintainer='protobuf@googlegroups.com',
maintainer_email='protobuf@googlegroups.com',
license='3-Clause BSD License',
classifiers=[
"Programming Language :: Python",
"Programming Language :: Python :: 2",
"Programming Language :: Python :: 2.7",
"Programming Language :: Python :: 3",
"Programming Language :: Python :: 3.3",
"Programming Language :: Python :: 3.4",
"Programming Language :: Python :: 3.5",
"Programming Language :: Python :: 3.6",
"Programming Language :: Python :: 3.7",
],
namespace_packages=['google'],
packages=find_packages(
exclude=[
'import_test_package',
'protobuf_distutils',
],
),
test_suite='google.protobuf.internal',
cmdclass={
'clean': clean,
'build_py': build_py,
'build_ext': build_ext,
'test_conformance': test_conformance,
},
install_requires=install_requires,
ext_modules=ext_module_list,
)