Exiting by sys.exit() in a Module

testSysExitInModule.py

import sys
print 'moduleTestSysExit running'
print __name__
print 'i am quitting'

# quitting in a module to see if it quit the main running function
# (it actually does quit the main function)
sys.exit('i quit')

testSysExitInModuleMain.py

import os
import sys

print sys.path
cwd = os.getcwd()
if not cwd in sys.path:
    sys.path.append(cwd)
else:
    print 'already in sys.path:', cwd

# calling a module that will do a sys.exit() 
# to see if it quits the main function
# import moduleTestSysExit
print '\n\n', __name__

# this will never get run if the module does a sys.exit()
if cwd in sys.path:
    sys.path.remove(cwd)
print sys.path