python: utils

gistfile1.py

#
# utils
#
def usage(exit_code=0):
    print USAGE_MSG
    sys.exit(exit_code)

def error_exit(msg='error occurred. quit.'):
    print msg
    sys.exit()

def pause(msg='Press ENTER to exit'):
    raw_input(msg)                   # pause

def change_file_ext(path, new_ext):
    root, ext = os.path.splitext(path)
    return root + new_ext.lower()