How to set Polygons Outline Color to "No color" using Arcpy in a Map

Discussion created by BEHSEINI on Feb 18, 2013
Latest reply on Feb 19, 2013 by mzcoyle

I have a map with many of active polygon feature class (Over 100 layers) and I need to set all polygons Outline Color to "No color". Can you please let me know how I can run an arcpy code to select all polygon layers in map and set their outlines?