Merge pull request #84 from braboj/codex/add-header-to-func_keyword_arguments.py

Add header to keyword arguments example

Author: braboj

examples/07_functions/func_keyword_arguments.py

@@ -1,3 +1,8 @@
+# Calling functions with keyword arguments
+# -----------------------------------------------------------------------------
+# Describe how naming parameters improves readability and allows optional
+# argument ordering.
+
 def greet(name, age):
     print("Hello, {0}! You are {1} years old.".format(name, age))