#! /usr/bin/env python # # See README for usage instructions. import glob import os import subprocess import sys # We must use setuptools, not distutils, because we need to use the # namespace_packages option for the "google" package. try: from setuptools import setup, Extension, find_packages except ImportError: try: from ez_setup import use_setuptools use_setuptools() from setuptools import setup, Extension, find_packages except ImportError: sys.stderr.write( "Could not import setuptools; make sure you have setuptools or " "ez_setup installed.\n" ) raise from distutils.command.clean import clean as _clean if sys.version_info[0] == 3: # Python 3 from distutils.command.build_py import build_py_2to3 as _build_py else: # Python 2 from distutils.command.build_py import build_py as _build_py 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()) 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/map_unittest.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_no_generic_services.proto", False) generate_proto("../src/google/protobuf/unittest_proto3_arena.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/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/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/test_bad_identifiers.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") or \ filepath.endswith('google/protobuf/compiler/__init__.py'): 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") GenerateUnittestProtos() # Make sure google.protobuf/** are valid packages. for path in ['', 'internal/', 'compiler/', 'pyext/']: try: open('google/protobuf/%s__init__.py' % path, 'a').close() except EnvironmentError: pass # _build_py is an old-style class, so super() doesn't work. _build_py.run(self) # TODO(mrovner): Subclass to run 2to3 on some files only. # Tracing what https://wiki.python.org/moin/PortingPythonToPy3k's # "Approach 2" section on how to get 2to3 to run on source files during # install under Python 3. This class seems like a good place to put logic # that calls python3's distutils.util.run_2to3 on the subset of the files we # have in our release that are subject to conversion. # See code reference in previous code review. if __name__ == '__main__': ext_module_list = [] cpp_impl = '--cpp_implementation' if cpp_impl in sys.argv: sys.argv.remove(cpp_impl) # C++ implementation extension ext_module_list.append( Extension( "google.protobuf.pyext._message", glob.glob('google/protobuf/pyext/*.cc'), define_macros=[('GOOGLE_PROTOBUF_HAS_ONEOF', '1')], include_dirs=[".", "../src"], libraries=['protobuf'], library_dirs=['../src/.libs'], ) ) os.environ['PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION'] = 'cpp' setup( name='protobuf', version=GetVersion(), description='Protocol Buffers', 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='New BSD License', classifiers=[ 'Programming Language :: Python :: 2.7', ], namespace_packages=['google'], packages=find_packages( exclude=[ 'import_test_package', ], ), test_suite='google.protobuf.internal', cmdclass={ 'clean': clean, 'build_py': build_py, }, install_requires=['setuptools'], ext_modules=ext_module_list, )