Merge pull request #4508 from tk0miya/stop_utils_package_leak

Stop utils package leak

CHANGES

@@ -26,6 +26,7 @@ Bugs fixed
 * #4472: DOCUMENTATION_OPTIONS is not defined
 * #4491: autodoc: prefer _MockImporter over other importers in sys.meta_path
 * #4490: autodoc: type annotation is broken with python 3.7.0a4+
+* utils package is installed
 
 Testing
 --------

setup.py

@@ -214,7 +214,7 @@ setup(
         'Topic :: Utilities',
     ],
     platforms='any',
-    packages=find_packages(exclude=['tests']),
+    packages=find_packages(exclude=['tests', 'utils']),
     include_package_data=True,
     entry_points={
         'console_scripts': [