Upgrade yapf to 0.20.0

Upgrade yapf version to 0.20.0 and reformat Python files.

3 files changed, 10 insertions, 6 deletions

diff --git a/tools/distrib/python/grpcio_tools/grpc_tools/command.py b/tools/distrib/python/grpcio_tools/grpc_tools/command.py
index c0f9d93b0a..7ede05f140 100644
--- a/tools/distrib/python/grpcio_tools/grpc_tools/command.py
+++ b/tools/distrib/python/grpcio_tools/grpc_tools/command.py
@@ -30,8 +30,8 @@ def build_package_protos(package_root):
                 proto_files.append(
                     os.path.abspath(os.path.join(root, filename)))
 
-    well_known_protos_include = pkg_resources.resource_filename('grpc_tools',
-                                                                '_proto')
+    well_known_protos_include = pkg_resources.resource_filename(
+        'grpc_tools', '_proto')
 
     for proto_file in proto_files:
         command = [
diff --git a/tools/distrib/python/grpcio_tools/setup.py b/tools/distrib/python/grpcio_tools/setup.py
index 342a220d5e..c6bcee497f 100644
--- a/tools/distrib/python/grpcio_tools/setup.py
+++ b/tools/distrib/python/grpcio_tools/setup.py
@@ -196,7 +196,8 @@ def extension_modules():
         language='c++',
         define_macros=list(DEFINE_MACROS),
         extra_compile_args=list(EXTRA_COMPILE_ARGS),
-        extra_link_args=list(EXTRA_LINK_ARGS),)
+        extra_link_args=list(EXTRA_LINK_ARGS),
+    )
     extensions = [plugin_ext]
     if BUILD_WITH_CYTHON:
         from Cython import Build
@@ -220,4 +221,5 @@ setuptools.setup(
         'protobuf>=3.5.0.post1',
         'grpcio>={version}'.format(version=grpc_version.VERSION),
     ],
-    package_data=package_data(),)
+    package_data=package_data(),
+)
diff --git a/tools/distrib/python/make_grpcio_tools.py b/tools/distrib/python/make_grpcio_tools.py
index 216492a2f3..4847233217 100755
--- a/tools/distrib/python/make_grpcio_tools.py
+++ b/tools/distrib/python/make_grpcio_tools.py
@@ -107,12 +107,14 @@ def get_deps():
      `out_file`."""
     cc_files_output = bazel_query(BAZEL_DEPS_PROTOC_LIB_QUERY)
     cc_files = [
-        name[len(PROTOBUF_CC_PREFIX):] for name in cc_files_output
+        name[len(PROTOBUF_CC_PREFIX):]
+        for name in cc_files_output
         if name.endswith('.cc') and name.startswith(PROTOBUF_CC_PREFIX)
     ]
     proto_files_output = bazel_query(BAZEL_DEPS_COMMON_PROTOS_QUERY)
     proto_files = [
-        name[len(PROTOBUF_PROTO_PREFIX):] for name in proto_files_output
+        name[len(PROTOBUF_PROTO_PREFIX):]
+        for name in proto_files_output
         if name.endswith('.proto') and name.startswith(PROTOBUF_PROTO_PREFIX)
     ]
     commit_hash = protobuf_submodule_commit_hash()