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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def _printf(fmt, *args, **print3opts):
    '''Formatted print.
    '''
    if print3opts:  # like Python 3.0
        f = print3opts.get('file', None) or sys.stdout
        if args:
            f.write(fmt % args)
        else:
            f.write(fmt)
        f.write(print3opts.get('end', linesep))
    elif args:
        print(fmt % args)
    else:
        print(fmt)