Merge pull request realpython#112 from wting/fix_list_manip_comment

Fix list manipulation comments and for loop

Author: Kenneth Reitz

docs/writing/style.rst

@@ -215,12 +215,12 @@ operations on lists using a different concise syntax.
 
 .. code-block:: python
 
-# Filter elements less than 5
+# Filter elements greater than 4
  a = [3, 4, 5]
  b = []
 for i in a:
-ifa>4:
- b.append(a)
+ifi>4:
+ b.append(i)
 
 **Good**:
 
@@ -256,7 +256,7 @@ keep a count of your place in the list.
 
 for i, item inenumerate(a):
 print i +", "+ item
-# prints
+# prints
 # 0, 3
 # 1, 4
 # 2, 5