Etcher_Universal_Installer.py

#!/usr/bin/python3.7
"""
This will determin your OS version
and download the appropriate copy to a directory
"""

import os
import sys
import platform
import urllib.request

def Windows_EtcherDownload():
   url = 'https://github.com/balena-io/etcher/releases/download/v1.5.43/balenaEtcher-Portable-1.5.43.exe'
      
   # let's break up the url and get a file name
   parsedurl = urllib.request.urlparse(url)
   filename = os.path.basename(parsedurl.path)
   savepath = os.path.join('C:/temp', filename)
  
   print("Saving file to", savepath)
   urllib.request.urlretrieve(url, savepath)
   print("Finished Downloading\nRunning", filename)
   os.system(savepath)

def Linux_EtcherDownload():
   url = 'https://github.com/balena-io/etcher/releases/download/v1.5.43/balena-etcher-electron-1.5.43-linux-x64.zip'
      
   """ 
   little different for Linux
   Have to expand home directory and join it all together
   """
   parsedurl = urllib.request.urlparse(url)
   filename = os.path.basename(parsedurl.path)
   savepath = (os.path.join(os.path.expanduser('~'),'Downloads',filename))
  
  
   print("Saving file to", savepath)
   urllib.request.urlretrieve(url, savepath)
   print("Finished Downloading\nRunning", filename)
   os.system(savepath)

# Running our function after OS check
print("Detecting OS")
platform = sys.platform
print("OS is",platform)

if platform == 'linux':
   Linux_EtcherDownload()
   exit()

if platform == 'win32':
   Windows_EtcherDownload()
   exit()