docstring fixes to 17-futures/countries/flags3_* examples

17-futures/countries/flags3_asyncio.py

@@ -1,11 +1,6 @@
-"""Download flags of countries (with error handling).
-
-asyncio version using thread pool to save files
-
-Sample run::
-
-    $
+"""Download flags and names of countries.
 
+asyncio version
 """
 
 import asyncio

17-futures/countries/flags3_threadpool.py

@@ -1,10 +1,6 @@
 """Download flags and names of countries.
 
 ThreadPool version
-
-Sample run::
-
-
 """
 
 import collections