Cross Reference: /test/vts/utils/python/io

`Name`	`Date`	`Size`
Up to higher level directory
`__init__.py`	21-Aug-2018	`0`
`capture_printout.py`	21-Aug-2018	`1.1K`
`file_util.py`	21-Aug-2018	`2.7K`
`file_util_test.py`	21-Aug-2018	`3.1K`