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diff --git a/tools/distrib/python/grpcio_tools/grpc_tools/command.py b/tools/distrib/python/grpcio_tools/grpc_tools/command.py
new file mode 100644
index 0000000000..31b3331a66
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+++ b/tools/distrib/python/grpcio_tools/grpc_tools/command.py
@@ -0,0 +1,79 @@
+# 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 os
+import pkg_resources
+import sys
+
+import setuptools
+
+from grpc_tools import protoc
+
+
+def build_package_protos(package_root):
+  proto_files = []
+  inclusion_root = os.path.abspath(package_root)
+  for root, _, files in os.walk(inclusion_root):
+    for filename in files:
+      if filename.endswith('.proto'):
+        proto_files.append(os.path.abspath(os.path.join(root, filename)))
+
+  well_known_protos_include = pkg_resources.resource_filename(
+      'grpc_tools', '_proto')
+
+  for proto_file in proto_files:
+    command = [
+        'grpc_tools.protoc',
+        '--proto_path={}'.format(inclusion_root),
+        '--proto_path={}'.format(well_known_protos_include),
+        '--python_out={}'.format(inclusion_root),
+        '--grpc_python_out={}'.format(inclusion_root),
+    ] + [proto_file]
+    if protoc.main(command) != 0:
+      sys.stderr.write('warning: {} failed'.format(command))
+
+
+class BuildPackageProtos(setuptools.Command):
+  """Command to generate project *_pb2.py modules from proto files."""
+
+  description = 'build grpc protobuf modules'
+  user_options = []
+
+  def initialize_options(self):
+    pass
+
+  def finalize_options(self):
+    pass
+
+  def run(self):
+    # due to limitations of the proto generator, we require that only *one*
+    # 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).
+    build_package_protos(self.distribution.package_dir[''])