Un-namespace Python packages

Setuptools was updated and our hacky namespace-package-chickens came
back to roost. This removes the unsupported namespace package hacks.

examples/python/multiplex/run_codegen.py

@@ -29,7 +29,7 @@
 
 """Generates protocol messages and gRPC stubs."""
 
-from grpc.tools import protoc
+from grpc_tools import protoc
 
 protoc.main(
     (

examples/python/route_guide/run_codegen.py

@@ -29,7 +29,7 @@
 
 """Runs protoc with the gRPC plugin to generate messages and gRPC stubs."""
 
-from grpc.tools import protoc
+from grpc_tools import protoc
 
 protoc.main(
     (

src/python/grpcio_health_checking/grpc/__init__.py

@@ -1,30 +0,0 @@
-# Copyright 2015, Google Inc.
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-#
-#     * Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-#     * Redistributions in binary form must reproduce the above
-# copyright notice, this list of conditions and the following disclaimer
-# in the documentation and/or other materials provided with the
-# distribution.
-#     * Neither the name of Google Inc. nor the names of its
-# contributors may be used to endorse or promote products derived from
-# this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-__import__('pkg_resources').declare_namespace(__name__)

src/python/grpcio_health_checking/grpc_health/v1/health.py

@@ -33,7 +33,7 @@ import threading
 
 import grpc
 
-from grpc.health.v1 import health_pb2
+from grpc_health.v1 import health_pb2
 
 
 class HealthServicer(health_pb2.HealthServicer):

src/python/grpcio_health_checking/health_commands.py

@@ -54,7 +54,7 @@ class CopyProtoModules(setuptools.Command):
     if os.path.isfile(HEALTH_PROTO):
       shutil.copyfile(
           HEALTH_PROTO,
-          os.path.join(ROOT_DIR, 'grpc/health/v1/health.proto'))
+          os.path.join(ROOT_DIR, 'grpc_health/v1/health.proto'))
 
 
 class BuildPackageProtos(setuptools.Command):
@@ -74,5 +74,5 @@ class BuildPackageProtos(setuptools.Command):
     # directory is provided as an 'include' directory. We assume it's the '' key
     # to `self.distribution.package_dir` (and get a key error if it's not
     # there).
-    from grpc.tools import command
+    from grpc_tools import command
     command.build_package_protos(self.distribution.package_dir[''])

src/python/grpcio_health_checking/setup.py

@@ -66,7 +66,6 @@ setuptools.setup(
     license='3-clause BSD',
     package_dir=PACKAGE_DIRECTORIES,
     packages=setuptools.find_packages('.'),
-    namespace_packages=['grpc'],
     install_requires=INSTALL_REQUIRES,
     setup_requires=SETUP_REQUIRES,
     cmdclass=COMMAND_CLASS

src/python/grpcio_tests/commands.py

@@ -100,7 +100,7 @@ class BuildProtoModules(setuptools.Command):
     pass
 
   def run(self):
-    import grpc.tools.protoc as protoc
+    import grpc_tools.protoc as protoc
 
     include_regex = re.compile(self.include)
     exclude_regex = re.compile(self.exclude) if self.exclude else None
@@ -116,7 +116,7 @@ class BuildProtoModules(setuptools.Command):
     # but we currently have name conflicts in src/proto
     for path in paths:
       command = [
-          'grpc.tools.protoc',
+          'grpc_tools.protoc',
           '-I {}'.format(PROTO_STEM),
           '--python_out={}'.format(PROTO_STEM),
           '--grpc_python_out={}'.format(PROTO_STEM),

src/python/grpcio_tests/setup.py

@@ -35,7 +35,7 @@ import sys
 
 import setuptools
 
-import grpc.tools.command
+import grpc_tools.command
 
 PY3 = sys.version_info.major == 3
 
@@ -68,7 +68,7 @@ COMMAND_CLASS = {
     # Run `preprocess` *before* doing any packaging!
     'preprocess': commands.GatherProto,
 
-    'build_package_protos': grpc.tools.command.BuildPackageProtos,
+    'build_package_protos': grpc_tools.command.BuildPackageProtos,
     'build_py': commands.BuildPy,
     'run_interop': commands.RunInterop,
     'test_lite': commands.TestLite

src/python/grpcio_tests/tests/health_check/_health_servicer_test.py

@@ -27,14 +27,14 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-"""Tests of grpc.health.v1.health."""
+"""Tests of grpc_health.v1.health."""
 
 import unittest
 
 import grpc
 from grpc.framework.foundation import logging_pool
-from grpc.health.v1 import health
-from grpc.health.v1 import health_pb2
+from grpc_health.v1 import health
+from grpc_health.v1 import health_pb2
 
 from tests.unit.framework.common import test_constants
 

src/python/grpcio_tests/tests/protoc_plugin/_split_definitions_test.py

@@ -44,7 +44,7 @@ import threading
 import unittest
 
 import grpc
-from grpc.tools import protoc
+from grpc_tools import protoc
 from tests.unit.framework.common import test_constants
 
 _MESSAGES_IMPORT = b'import "messages.proto";'

tools/distrib/python/grpcio_tools/grpc/__init__.py

@@ -1,30 +0,0 @@
-# Copyright 2016, Google Inc.
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-#
-#     * Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-#     * Redistributions in binary form must reproduce the above
-# copyright notice, this list of conditions and the following disclaimer
-# in the documentation and/or other materials provided with the
-# distribution.
-#     * Neither the name of Google Inc. nor the names of its
-# contributors may be used to endorse or promote products derived from
-# this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-__import__('pkg_resources').declare_namespace(__name__)

tools/distrib/python/grpcio_tools/grpc_tools/_protoc_compiler.pyx

@@ -29,7 +29,7 @@
 
 from libc cimport stdlib
 
-cdef extern from "grpc/tools/main.h":
+cdef extern from "grpc_tools/main.h":
   int protoc_main(int argc, char *argv[])
 
 def run_main(list args not None):

tools/distrib/python/grpcio_tools/grpc_tools/command.py

@@ -32,7 +32,7 @@ import sys
 
 import setuptools
 
-from grpc.tools import protoc
+from grpc_tools import protoc
 
 
 def build_package_protos(package_root):

tools/distrib/python/grpcio_tools/grpc_tools/main.cc

@@ -32,7 +32,7 @@
 
 #include "src/compiler/python_generator.h"
 
-#include "grpc/tools/main.h"
+#include "grpc_tools/main.h"
 
 int protoc_main(int argc, char* argv[]) {
   google::protobuf::compiler::CommandLineInterface cli;

tools/distrib/python/grpcio_tools/grpc_tools/protoc.py

@@ -32,7 +32,7 @@
 import pkg_resources
 import sys
 
-from grpc.tools import _protoc_compiler
+from grpc_tools import _protoc_compiler
 
 def main(command_arguments):
   """Run the protocol buffer compiler with the given command-line arguments.

tools/distrib/python/grpcio_tools/setup.py

@@ -103,7 +103,7 @@ PROTO_FILES = [
 CC_INCLUDE = os.path.normpath(protoc_lib_deps.CC_INCLUDE)
 PROTO_INCLUDE = os.path.normpath(protoc_lib_deps.PROTO_INCLUDE)
 
-GRPC_PYTHON_TOOLS_PACKAGE = 'grpc.tools'
+GRPC_PYTHON_TOOLS_PACKAGE = 'grpc_tools'
 GRPC_PYTHON_PROTO_RESOURCES_NAME = '_proto'
 
 DEFINE_MACROS = ()
@@ -149,14 +149,14 @@ def package_data():
 
 def protoc_ext_module():
   plugin_sources = [
-      os.path.join('grpc', 'tools', 'main.cc'),
+      os.path.join('grpc_tools', 'main.cc'),
       os.path.join('grpc_root', 'src', 'compiler', 'python_generator.cc')] + [
       os.path.join(CC_INCLUDE, cc_file)
       for cc_file in CC_FILES]
   plugin_ext = extension.Extension(
-      name='grpc.tools._protoc_compiler',
+      name='grpc_tools._protoc_compiler',
       sources=(
-          [os.path.join('grpc', 'tools', '_protoc_compiler.pyx')] +
+          [os.path.join('grpc_tools', '_protoc_compiler.pyx')] +
           plugin_sources),
       include_dirs=[
           '.',
@@ -183,7 +183,6 @@ setuptools.setup(
       protoc_ext_module(),
   ]),
   packages=setuptools.find_packages('.'),
-  namespace_packages=['grpc'],
   install_requires=[
     'protobuf>=3.0.0',
     'grpcio>={version}'.format(version=grpc_version.VERSION),