Filter warning in sparse repr
xref https://github.com/pandas-dev/pandas/issues/26555
# [Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/26669?src=pr&el=h1) Report
> Merging [#26669](https://codecov.io/gh/pandas-dev/pandas/pull/26669?src=pr&el=desc) into [master](https://codecov.io/gh/pandas-dev/pandas/commit/e0c41f79104c5bc61952c9a14f1883cd5bda53f7?src=pr&el=desc) will **decrease** coverage by `<.01%`.
> The diff coverage is `n/a`.

[![Impacted file tree graph](https://codecov.io/gh/pandas-dev/pandas/pull/26669/graphs/tree.svg?width=650&token=eZ4WkYLtcO&height=150&src=pr)](https://codecov.io/gh/pandas-dev/pandas/pull/26669?src=pr&el=tree)

```diff
@@            Coverage Diff             @@
##           master   #26669      +/-   ##
==========================================
- Coverage   91.87%   91.86%   -0.01%     
==========================================
  Files         174      174              
  Lines       50663    50663              
==========================================
- Hits        46548    46544       -4     
- Misses       4115     4119       +4
```

| Flag | Coverage Δ | |
|---|---|---|
| #multiple | `90.4% <ø> (ø)` | :arrow_up: |
| #single | `41.78% <ø> (-0.06%)` | :arrow_down: |

| [Impacted Files](https://codecov.io/gh/pandas-dev/pandas/pull/26669?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [pandas/core/sparse/frame.py](https://codecov.io/gh/pandas-dev/pandas/pull/26669/diff?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvc3BhcnNlL2ZyYW1lLnB5) | `95.63% <ø> (ø)` | :arrow_up: |
| [pandas/core/sparse/series.py](https://codecov.io/gh/pandas-dev/pandas/pull/26669/diff?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvc3BhcnNlL3Nlcmllcy5weQ==) | `94.9% <ø> (ø)` | :arrow_up: |
| [pandas/io/gbq.py](https://codecov.io/gh/pandas-dev/pandas/pull/26669/diff?src=pr&el=tree#diff-cGFuZGFzL2lvL2dicS5weQ==) | `78.94% <0%> (-10.53%)` | :arrow_down: |
| [pandas/core/frame.py](https://codecov.io/gh/pandas-dev/pandas/pull/26669/diff?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvZnJhbWUucHk=) | `97% <0%> (-0.12%)` | :arrow_down: |

------

[Continue to review full report at Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/26669?src=pr&el=continue).
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> `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data`
> Powered by [Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/26669?src=pr&el=footer). Last update [e0c41f7...79e2705](https://codecov.io/gh/pandas-dev/pandas/pull/26669?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).
 lgtm. this should close #26555 yes? (or is there more to do?) Still more to do in theory. Things like SparseDataFrame + SparseDataFrame
will still emit warnings since we create intermediate SparseSeries.

I probably won't put more time into sparse though.

On Wed, Jun 5, 2019 at 4:40 PM Jeff Reback <notifications@github.com> wrote:

> this should close #26555
> <https://github.com/pandas-dev/pandas/issues/26555> yes? (or is there
> more to do?)
>
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 ok thanks, good for now then