#! /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_ext import build_ext as _build_ext from distutils.command.build_py import build_py as _build_py from distutils.command.clean import clean as _clean 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 = [] message_extra_link_args = None api_implementation_link_args = None if "darwin" in sys.platform: if sys.version_info[0] == 2: message_init_symbol = 'init_message' api_implementation_init_symbol = 'init_api_implementation' else: message_init_symbol = 'PyInit__message' api_implementation_init_symbol = 'PyInit__api_implementation' message_extra_link_args = ['-Wl,-exported_symbol,_%s' % message_init_symbol] api_implementation_link_args = ['-Wl,-exported_symbol,_%s' % api_implementation_init_symbol] 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, extra_link_args=message_extra_link_args, 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'], extra_link_args=api_implementation_link_args, ), ]) os.environ['PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION'] = 'cpp' # Keep this list of dependencies in sync with tox.ini. install_requires = [] 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='BSD-3-Clause', classifiers=[ "Programming Language :: Python", "Programming Language :: Python :: 3", "Programming Language :: Python :: 3.7", "Programming Language :: Python :: 3.8", "Programming Language :: Python :: 3.9", "Programming Language :: Python :: 3.10", ], 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, python_requires=">=3.7", )