Removed NDFrameSplitter class
State: closed

More GroupBy cleanup post Panel removal


Labels:
name: Groupby
name: Clean

Comments:
# [Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/26153?src=pr&el=h1) Report
> Merging [#26153](https://codecov.io/gh/pandas-dev/pandas/pull/26153?src=pr&el=desc) into [master](https://codecov.io/gh/pandas-dev/pandas/commit/f53bb061939fb54d6c826c4db408c458d3d2a1db?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/26153/graphs/tree.svg?width=650&token=eZ4WkYLtcO&height=150&src=pr)](https://codecov.io/gh/pandas-dev/pandas/pull/26153?src=pr&el=tree)

```diff
@@            Coverage Diff             @@
##           master   #26153      +/-   ##
==========================================
+ Coverage   91.99%   91.99%   +<.01%     
==========================================
  Files         175      175              
  Lines       52383    52371      -12     
==========================================
- Hits        48188    48180       -8     
+ Misses       4195     4191       -4
```

| Flag | Coverage Δ | |
|---|---|---|
| #multiple | `90.55% <ø> (+0.01%)` | :arrow_up: |
| #single | `40.74% <ø> (-0.14%)` | :arrow_down: |

| [Impacted Files](https://codecov.io/gh/pandas-dev/pandas/pull/26153?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [pandas/core/groupby/ops.py](https://codecov.io/gh/pandas-dev/pandas/pull/26153/diff?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvZ3JvdXBieS9vcHMucHk=) | `95.97% <ø> (+1.73%)` | :arrow_up: |
| [pandas/io/gbq.py](https://codecov.io/gh/pandas-dev/pandas/pull/26153/diff?src=pr&el=tree#diff-cGFuZGFzL2lvL2dicS5weQ==) | `75% <0%> (-12.5%)` | :arrow_down: |
| [pandas/core/frame.py](https://codecov.io/gh/pandas-dev/pandas/pull/26153/diff?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvZnJhbWUucHk=) | `96.9% <0%> (-0.12%)` | :arrow_down: |

------

[Continue to review full report at Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/26153?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/26153?src=pr&el=footer). Last update [f53bb06...f9a4312](https://codecov.io/gh/pandas-dev/pandas/pull/26153?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).

# [Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/26153?src=pr&el=h1) Report
> Merging [#26153](https://codecov.io/gh/pandas-dev/pandas/pull/26153?src=pr&el=desc) into [master](https://codecov.io/gh/pandas-dev/pandas/commit/f53bb061939fb54d6c826c4db408c458d3d2a1db?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/26153/graphs/tree.svg?width=650&token=eZ4WkYLtcO&height=150&src=pr)](https://codecov.io/gh/pandas-dev/pandas/pull/26153?src=pr&el=tree)

```diff
@@            Coverage Diff             @@
##           master   #26153      +/-   ##
==========================================
+ Coverage   91.99%   91.99%   +<.01%     
==========================================
  Files         175      175              
  Lines       52383    52371      -12     
==========================================
- Hits        48188    48180       -8     
+ Misses       4195     4191       -4
```

| Flag | Coverage Δ | |
|---|---|---|
| #multiple | `90.55% <ø> (+0.01%)` | :arrow_up: |
| #single | `40.74% <ø> (-0.14%)` | :arrow_down: |

| [Impacted Files](https://codecov.io/gh/pandas-dev/pandas/pull/26153?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [pandas/core/groupby/ops.py](https://codecov.io/gh/pandas-dev/pandas/pull/26153/diff?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvZ3JvdXBieS9vcHMucHk=) | `95.97% <ø> (+1.73%)` | :arrow_up: |
| [pandas/io/gbq.py](https://codecov.io/gh/pandas-dev/pandas/pull/26153/diff?src=pr&el=tree#diff-cGFuZGFzL2lvL2dicS5weQ==) | `75% <0%> (-12.5%)` | :arrow_down: |
| [pandas/core/frame.py](https://codecov.io/gh/pandas-dev/pandas/pull/26153/diff?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvZnJhbWUucHk=) | `96.9% <0%> (-0.12%)` | :arrow_down: |

------

[Continue to review full report at Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/26153?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/26153?src=pr&el=footer). Last update [f53bb06...f9a4312](https://codecov.io/gh/pandas-dev/pandas/pull/26153?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).

thanks @WillAyd