This describes the code you can add to an action to trigger a local executabble or a file
--local comm = ('C:\\test.csv') just another excample local comm = ('C:\\python27\\python.exe "C:\\temp\\my_script.py"' os.execute(comm)
Please adjust your paths accordingly.
In order4 to trigger a python script youll need the full path to python.exe together with the full path to the script and then use os.execute. Please note the usage of single and double quotes.