REF: _get_objs_combined_axis
- [x] tests passed
- [x] passes `git diff master -u -- "*.py" | flake8 --diff`

As proposed [here](https://github.com/pandas-dev/pandas/pull/17011#discussion_r128045375), with the addition of the ``axis`` argument.
# [Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/17217?src=pr&el=h1) Report
> Merging [#17217](https://codecov.io/gh/pandas-dev/pandas/pull/17217?src=pr&el=desc) into [master](https://codecov.io/gh/pandas-dev/pandas/commit/06850a148ad880eb2fd2564cc0ad7cae8606dd90?src=pr&el=desc) will **decrease** coverage by `0.01%`.
> The diff coverage is `81.25%`.

[![Impacted file tree graph](https://codecov.io/gh/pandas-dev/pandas/pull/17217/graphs/tree.svg?src=pr&width=650&token=eZ4WkYLtcO&height=150)](https://codecov.io/gh/pandas-dev/pandas/pull/17217?src=pr&el=tree)

```diff
@@            Coverage Diff             @@
##           master   #17217      +/-   ##
==========================================
- Coverage      91%   90.98%   -0.02%     
==========================================
  Files         162      162              
  Lines       49531    49528       -3     
==========================================
- Hits        45077    45065      -12     
- Misses       4454     4463       +9
```

| Flag | Coverage Δ | |
|---|---|---|
| #multiple | `88.76% <81.25%> (-0.01%)` | :arrow_down: |
| #single | `40.27% <62.5%> (-0.06%)` | :arrow_down: |

| [Impacted Files](https://codecov.io/gh/pandas-dev/pandas/pull/17217?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [pandas/core/panel.py](https://codecov.io/gh/pandas-dev/pandas/pull/17217?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvcGFuZWwucHk=) | `96.91% <100%> (-0.01%)` | :arrow_down: |
| [pandas/core/frame.py](https://codecov.io/gh/pandas-dev/pandas/pull/17217?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvZnJhbWUucHk=) | `97.72% <100%> (-0.1%)` | :arrow_down: |
| [pandas/core/reshape/pivot.py](https://codecov.io/gh/pandas-dev/pandas/pull/17217?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvcmVzaGFwZS9waXZvdC5weQ==) | `95.36% <100%> (-0.05%)` | :arrow_down: |
| [pandas/core/indexes/api.py](https://codecov.io/gh/pandas-dev/pandas/pull/17217?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvaW5kZXhlcy9hcGkucHk=) | `98.8% <100%> (+0.05%)` | :arrow_up: |
| [pandas/core/reshape/concat.py](https://codecov.io/gh/pandas-dev/pandas/pull/17217?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvcmVzaGFwZS9jb25jYXQucHk=) | `97.6% <57.14%> (-0.02%)` | :arrow_down: |
| [pandas/io/gbq.py](https://codecov.io/gh/pandas-dev/pandas/pull/17217?src=pr&el=tree#diff-cGFuZGFzL2lvL2dicS5weQ==) | `25% <0%> (-58.34%)` | :arrow_down: |

------

[Continue to review full report at Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/17217?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/17217?src=pr&el=footer). Last update [06850a1...4e00a4a](https://codecov.io/gh/pandas-dev/pandas/pull/17217?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).
 Hello @toobaz! Thanks for updating the PR.











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

##### Comment last updated on August 11, 2017 at 11:08 Hours UTC > comments

done thanks!