Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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192 lines
7.3 KiB
192 lines
7.3 KiB
#! /usr/bin/env python |
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# |
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# See README for usage instructions. |
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import glob |
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import os |
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import subprocess |
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import sys |
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# We must use setuptools, not distutils, because we need to use the |
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# namespace_packages option for the "google" package. |
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from setuptools import setup, Extension, find_packages |
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from distutils.command.clean import clean as _clean |
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if sys.version_info[0] == 3: |
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# Python 3 |
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from distutils.command.build_py import build_py_2to3 as _build_py |
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else: |
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# Python 2 |
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from distutils.command.build_py import build_py as _build_py |
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from distutils.spawn import find_executable |
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# Find the Protocol Compiler. |
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if 'PROTOC' in os.environ and os.path.exists(os.environ['PROTOC']): |
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protoc = os.environ['PROTOC'] |
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elif os.path.exists("../src/protoc"): |
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protoc = "../src/protoc" |
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elif os.path.exists("../src/protoc.exe"): |
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protoc = "../src/protoc.exe" |
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elif os.path.exists("../vsprojects/Debug/protoc.exe"): |
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protoc = "../vsprojects/Debug/protoc.exe" |
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elif os.path.exists("../vsprojects/Release/protoc.exe"): |
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protoc = "../vsprojects/Release/protoc.exe" |
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else: |
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protoc = find_executable("protoc") |
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def GetVersion(): |
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"""Gets the version from google/protobuf/__init__.py |
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Do not import google.protobuf.__init__ directly, because an installed |
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protobuf library may be loaded instead.""" |
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with open(os.path.join('google', 'protobuf', '__init__.py')) as version_file: |
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exec(version_file.read(), globals()) |
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return __version__ |
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def generate_proto(source, require = True): |
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"""Invokes the Protocol Compiler to generate a _pb2.py from the given |
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.proto file. Does nothing if the output already exists and is newer than |
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the input.""" |
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if not require and not os.path.exists(source): |
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return |
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output = source.replace(".proto", "_pb2.py").replace("../src/", "") |
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if (not os.path.exists(output) or |
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(os.path.exists(source) and |
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os.path.getmtime(source) > os.path.getmtime(output))): |
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print("Generating %s..." % output) |
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if not os.path.exists(source): |
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sys.stderr.write("Can't find required file: %s\n" % source) |
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sys.exit(-1) |
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if protoc is None: |
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sys.stderr.write( |
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"protoc is not installed nor found in ../src. Please compile it " |
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"or install the binary package.\n") |
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sys.exit(-1) |
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protoc_command = [ protoc, "-I../src", "-I.", "--python_out=.", source ] |
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if subprocess.call(protoc_command) != 0: |
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sys.exit(-1) |
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def GenerateUnittestProtos(): |
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generate_proto("../src/google/protobuf/map_unittest.proto", False) |
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generate_proto("../src/google/protobuf/unittest_arena.proto", False) |
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generate_proto("../src/google/protobuf/unittest_no_arena.proto", False) |
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generate_proto("../src/google/protobuf/unittest_no_arena_import.proto", False) |
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generate_proto("../src/google/protobuf/unittest.proto", False) |
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generate_proto("../src/google/protobuf/unittest_custom_options.proto", False) |
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generate_proto("../src/google/protobuf/unittest_import.proto", False) |
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generate_proto("../src/google/protobuf/unittest_import_public.proto", False) |
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generate_proto("../src/google/protobuf/unittest_mset.proto", False) |
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generate_proto("../src/google/protobuf/unittest_mset_wire_format.proto", False) |
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generate_proto("../src/google/protobuf/unittest_no_generic_services.proto", False) |
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generate_proto("../src/google/protobuf/unittest_proto3_arena.proto", False) |
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generate_proto("google/protobuf/internal/descriptor_pool_test1.proto", False) |
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generate_proto("google/protobuf/internal/descriptor_pool_test2.proto", False) |
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generate_proto("google/protobuf/internal/factory_test1.proto", False) |
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generate_proto("google/protobuf/internal/factory_test2.proto", False) |
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generate_proto("google/protobuf/internal/import_test_package/inner.proto", False) |
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generate_proto("google/protobuf/internal/import_test_package/outer.proto", False) |
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generate_proto("google/protobuf/internal/missing_enum_values.proto", False) |
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generate_proto("google/protobuf/internal/message_set_extensions.proto", False) |
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generate_proto("google/protobuf/internal/more_extensions.proto", False) |
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generate_proto("google/protobuf/internal/more_extensions_dynamic.proto", False) |
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generate_proto("google/protobuf/internal/more_messages.proto", False) |
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generate_proto("google/protobuf/internal/packed_field_test.proto", False) |
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generate_proto("google/protobuf/internal/test_bad_identifiers.proto", False) |
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generate_proto("google/protobuf/pyext/python.proto", False) |
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class clean(_clean): |
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def run(self): |
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# Delete generated files in the code tree. |
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for (dirpath, dirnames, filenames) in os.walk("."): |
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for filename in filenames: |
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filepath = os.path.join(dirpath, filename) |
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if filepath.endswith("_pb2.py") or filepath.endswith(".pyc") or \ |
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filepath.endswith(".so") or filepath.endswith(".o") or \ |
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filepath.endswith('google/protobuf/compiler/__init__.py'): |
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os.remove(filepath) |
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# _clean is an old-style class, so super() doesn't work. |
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_clean.run(self) |
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class build_py(_build_py): |
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def run(self): |
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# Generate necessary .proto file if it doesn't exist. |
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generate_proto("../src/google/protobuf/descriptor.proto") |
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generate_proto("../src/google/protobuf/compiler/plugin.proto") |
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GenerateUnittestProtos() |
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# Make sure google.protobuf/** are valid packages. |
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for path in ['', 'internal/', 'compiler/', 'pyext/']: |
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try: |
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open('google/protobuf/%s__init__.py' % path, 'a').close() |
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except EnvironmentError: |
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pass |
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# _build_py is an old-style class, so super() doesn't work. |
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_build_py.run(self) |
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if __name__ == '__main__': |
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ext_module_list = [] |
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cpp_impl = '--cpp_implementation' |
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if cpp_impl in sys.argv: |
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sys.argv.remove(cpp_impl) |
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# C++ implementation extension |
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ext_module_list.append( |
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Extension( |
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"google.protobuf.pyext._message", |
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glob.glob('google/protobuf/pyext/*.cc'), |
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define_macros=[('GOOGLE_PROTOBUF_HAS_ONEOF', '1')], |
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include_dirs=[".", "../src"], |
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libraries=['protobuf'], |
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library_dirs=['../src/.libs'], |
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) |
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) |
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os.environ['PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION'] = 'cpp' |
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# Keep this list of dependencies in sync with tox.ini. |
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install_requires = ['six', 'setuptools'] |
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if sys.version_info <= (2,7): |
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install_requires.append('ordereddict') |
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install_requires.append('unittest2') |
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setup( |
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name='protobuf', |
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version=GetVersion(), |
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description='Protocol Buffers', |
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long_description="Protocol Buffers are Google's data interchange format", |
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url='https://developers.google.com/protocol-buffers/', |
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maintainer='protobuf@googlegroups.com', |
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maintainer_email='protobuf@googlegroups.com', |
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license='New BSD License', |
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classifiers=[ |
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"Programming Language :: Python", |
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"Programming Language :: Python :: 2", |
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"Programming Language :: Python :: 2.6", |
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"Programming Language :: Python :: 2.7", |
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"Programming Language :: Python :: 3", |
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"Programming Language :: Python :: 3.3", |
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"Programming Language :: Python :: 3.4", |
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], |
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namespace_packages=['google'], |
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packages=find_packages( |
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exclude=[ |
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'import_test_package', |
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], |
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), |
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test_suite='google.protobuf.internal', |
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cmdclass={ |
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'clean': clean, |
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'build_py': build_py, |
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}, |
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install_requires=install_requires, |
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ext_modules=ext_module_list, |
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)
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