Updated to include Aleksandar's editorial changes; mostly python to Python

in the comments.

demos/python/class1.ps1

@@ -1,10 +1,10 @@
 #
-# Wrap python script in such a way to make it easy to
-# consume from powershell
+# Wrap Python script in such a way to make it easy to
+# consume from PowerShell
 #
 # The variable $PSScriptRoot points to the directory
 # from which the script was executed. This allows
-# picking up the python script from the same directory
+# picking up the Python script from the same directory
 #
 
 & $PSScriptRoot/class1.py | ConvertFrom-JSON