Fix few pydocstyle errors in examples

docs/main/changelog.rst

@@ -14,6 +14,7 @@ Development version
   ``Provider.override(provider)``, ``Provider.reset_last_overriding()``, 
   ``Provider.reset_override()``.
 - Refactor storage locking of ``ThreadSafeSingleton`` provider.
+- Fix few ``pydocstyle`` errors in examples.
 
 3.4.1
 -----

examples/miniapps/movie_lister/example/main.py

@@ -2,7 +2,7 @@
 
 
 def main(movie_lister):
-    """Main function.
+    """Run application.
 
     This program prints info about all movies that were directed by different
     persons and then prints all movies that were released in 2015.

examples/providers/singleton_thread_locals.py

@@ -7,7 +7,7 @@ import dependency_injector.providers as providers
 
 
 def example(example_object, queue):
-    """Example function that puts provided object in the provided queue."""
+    """Put provided object in the provided queue."""
     queue.put(example_object)
 
 

examples/speech/inject.py

@@ -8,7 +8,7 @@ from dependency_injector.injections import inject
 @inject(car_factory=Container.car_factory.delegate())
 @inject(extra_engine=Container.engine_factory)
 def main(car_factory, extra_engine):
-    """Main function."""
+    """Run application."""
     car1 = car_factory(serial_number=1)
     car2 = car_factory(serial_number=2, engine=extra_engine)