def METHOD_NAME(filename):
    import os
    global errors
    print("{BLUE}[RUN     ]{END} Checking {myfile} doesn't exist".format(myfile=filename, **formatters))
    if not os.path.isfile(filename):
        print("{BLUE}[      OK]{END} {myfile} doesn't exist".format(myfile=filename, **formatters))
    else:
        print("{RED}[   ERROR]{END} {myfile} found".format(myfile=filename, **formatters))
        errors += errors + 1