COMPAT: PySlice_GetIndicesEx is a macro on PyPy
the fix for issue #15961 broke compatibility with PyPy. This pull request fixes it (fixed formatting for linter)
# [Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/16194?src=pr&el=h1) Report
> Merging [#16194](https://codecov.io/gh/pandas-dev/pandas/pull/16194?src=pr&el=desc) into [master](https://codecov.io/gh/pandas-dev/pandas/commit/217864e3902592b9723a1070f1bbbb203a1759f4?src=pr&el=desc) will **increase** coverage by `<.01%`.
> The diff coverage is `n/a`.

[![Impacted file tree graph](https://codecov.io/gh/pandas-dev/pandas/pull/16194/graphs/tree.svg?token=eZ4WkYLtcO&src=pr&height=150&width=650)](https://codecov.io/gh/pandas-dev/pandas/pull/16194?src=pr&el=tree)

```diff
@@            Coverage Diff             @@
##           master   #16194      +/-   ##
==========================================
+ Coverage   90.86%   90.86%   +<.01%     
==========================================
  Files         162      162              
  Lines       50862    50862              
==========================================
+ Hits        46215    46216       +1     
+ Misses       4647     4646       -1
```

| Flag | Coverage Δ | |
|---|---|---|
| #multiple | `88.64% <ø> (ø)` | :arrow_up: |
| #single | `40.3% <ø> (ø)` | :arrow_up: |

| [Impacted Files](https://codecov.io/gh/pandas-dev/pandas/pull/16194?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [pandas/core/common.py](https://codecov.io/gh/pandas-dev/pandas/pull/16194?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvY29tbW9uLnB5) | `91.03% <0%> (+0.34%)` | :arrow_up: |

------

[Continue to review full report at Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/16194?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/16194?src=pr&el=footer). Last update [217864e...3b29ff3](https://codecov.io/gh/pandas-dev/pandas/pull/16194?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).
 thanks!