TST: Refactor test_maybe_match_name and test_hash_pandas_object
- [x] tests added / passed
- [x] passes `git diff upstream/master -u -- "*.py" | flake8 --diff`

# [Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/21600?src=pr&el=h1) Report
> Merging [#21600](https://codecov.io/gh/pandas-dev/pandas/pull/21600?src=pr&el=desc) into [master](https://codecov.io/gh/pandas-dev/pandas/commit/7bee353cd69ab846317301fdf614a94fbae50117?src=pr&el=desc) will **not change** coverage.
> The diff coverage is `n/a`.

[![Impacted file tree graph](https://codecov.io/gh/pandas-dev/pandas/pull/21600/graphs/tree.svg?src=pr&width=650&token=eZ4WkYLtcO&height=150)](https://codecov.io/gh/pandas-dev/pandas/pull/21600?src=pr&el=tree)

```diff
@@           Coverage Diff           @@
##           master   #21600   +/-   ##
=======================================
  Coverage    91.9%    91.9%           
=======================================
  Files         153      153           
  Lines       49548    49548           
=======================================
  Hits        45538    45538           
  Misses       4010     4010
```

| Flag | Coverage Δ | |
|---|---|---|
| #multiple | `90.3% <ø> (ø)` | :arrow_up: |
| #single | `41.86% <ø> (+0.07%)` | :arrow_up: |


------

[Continue to review full report at Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/21600?src=pr&el=continue).
> **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta)
> `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data`
> Powered by [Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/21600?src=pr&el=footer). Last update [7bee353...2ddd15c](https://codecov.io/gh/pandas-dev/pandas/pull/21600?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).
 Hello @minggli! Thanks for updating the PR.





Cheers ! There are no PEP8 issues in this Pull Request. :beers: 

##### Comment last updated on June 23, 2018 at 07:48 Hours UTC @WillAyd further comments welcome. lgtm - thanks! @gfyoung thanks @minggli ! keep em coming! thanks for reviewing.