First program to update my flash drive

updateTools

import os
import urllib
import sys
import filecmp
import wx

class main:
	""" This class includes all functions related to checking for updates 
		and downloading new tools automatically."""
	def checkOS(self):
		print '[+] Determining operating system...'
		if 'linux' in sys.platform:
			self.opSystem = 'Linux'
			print '[+] Operating system found: %s' % self.opSystem
		elif 'darwin' in sys.platform:
			self.opSystem = 'MacOS'
			print '[+] Operating system found: %s' % self.opSystem
		else:
			self.opSystem = 'Windows'
			print '[+] Operating system found: %s' % self.opSystem
		m.checkFlashDrive()

	def checkFlashDrive(self):
		""" Checks to see if the flash drive is inserted and exists."""
		if m.opSystem == 'Linux':
			self.dirCheck = os.path.isdir('/media/justin/MULTIBOOT')
			self.path = '/media/justin/MULTIBOOT'
		elif m.opSystem == 'MacOS':
			print "Mac port not yet completed."
		else:
			self.dirCheck = os.path.isdir('M:\\')
			self.path = 'M:\\'
		if self.dirCheck:
			print "[+] Flash drive detected..."
			print "[+] Continuing..."
			m.updateTools()
		else:
			print '[-] Flash drive not detected.'

	def download(self, url, saveAs):
		""" This will download each tool passed to it, and then change the
			working directory back to the root of the flash drive."""
		try:
			urllib.urlretrieve(url, saveAs)
			print '[+] Download complete.'
		except:
			print '[-] Download failed.  Check your connection.'
		os.chdir(m.path)

	def comboFix(self):
		self.url = "http://download.bleepingcomputer.com/sUBs/ComboFix.exe"
		self.fileName = 'ComboFix.exe'
		print '[+] Downloading ComboFix...'
		os.chdir('/media/justin/MULTIBOOT/Virus')
		m.download(self.url, self.fileName)

	def updateTools(self):
		m.comboFix()
		"""Other tools will be listed here as I complete them."""


m = main()
m.checkOS()