Answers for "how to work exe file in python"

code for making an exe file for python

pip install pyinstaller

cd PathOfFile

pyinstaller --onefile -w ScriptName.py

(note that if you are using -w then your python file has to be an application and the file will be inside the "dist" folder)

how to start an exe file in python

import sys, string, os, arcgisscripting
os.system("C:/Documents and Settings/flow_model/flow.exe")