Handle New PyFlakes Issues
Had some LINT issues pop up in CI with newest released version of PyFlakes which this should handle
# [Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/25697?src=pr&el=h1) Report
> Merging [#25697](https://codecov.io/gh/pandas-dev/pandas/pull/25697?src=pr&el=desc) into [master](https://codecov.io/gh/pandas-dev/pandas/commit/a8fad16899bedfc3dabb6f196217d0c1004b231a?src=pr&el=desc) will **not change** coverage.
> The diff coverage is `100%`.

[![Impacted file tree graph](https://codecov.io/gh/pandas-dev/pandas/pull/25697/graphs/tree.svg?width=650&token=eZ4WkYLtcO&height=150&src=pr)](https://codecov.io/gh/pandas-dev/pandas/pull/25697?src=pr&el=tree)

```diff
@@           Coverage Diff           @@
##           master   #25697   +/-   ##
=======================================
  Coverage   91.28%   91.28%           
=======================================
  Files         173      173           
  Lines       52967    52967           
=======================================
  Hits        48351    48351           
  Misses       4616     4616
```

| Flag | Coverage Δ | |
|---|---|---|
| #multiple | `89.86% <100%> (ø)` | :arrow_up: |
| #single | `41.73% <0%> (ø)` | :arrow_up: |

| [Impacted Files](https://codecov.io/gh/pandas-dev/pandas/pull/25697?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [pandas/io/formats/format.py](https://codecov.io/gh/pandas-dev/pandas/pull/25697/diff?src=pr&el=tree#diff-cGFuZGFzL2lvL2Zvcm1hdHMvZm9ybWF0LnB5) | `97.99% <ø> (ø)` | :arrow_up: |
| [pandas/core/dtypes/dtypes.py](https://codecov.io/gh/pandas-dev/pandas/pull/25697/diff?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvZHR5cGVzL2R0eXBlcy5weQ==) | `96.1% <100%> (ø)` | :arrow_up: |

------

[Continue to review full report at Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/25697?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/25697?src=pr&el=footer). Last update [a8fad16...2f2bffd](https://codecov.io/gh/pandas-dev/pandas/pull/25697?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/25697?src=pr&el=h1) Report
> Merging [#25697](https://codecov.io/gh/pandas-dev/pandas/pull/25697?src=pr&el=desc) into [master](https://codecov.io/gh/pandas-dev/pandas/commit/a8fad16899bedfc3dabb6f196217d0c1004b231a?src=pr&el=desc) will **not change** coverage.
> The diff coverage is `100%`.

[![Impacted file tree graph](https://codecov.io/gh/pandas-dev/pandas/pull/25697/graphs/tree.svg?width=650&token=eZ4WkYLtcO&height=150&src=pr)](https://codecov.io/gh/pandas-dev/pandas/pull/25697?src=pr&el=tree)

```diff
@@           Coverage Diff           @@
##           master   #25697   +/-   ##
=======================================
  Coverage   91.28%   91.28%           
=======================================
  Files         173      173           
  Lines       52967    52967           
=======================================
  Hits        48351    48351           
  Misses       4616     4616
```

| Flag | Coverage Δ | |
|---|---|---|
| #multiple | `89.86% <100%> (ø)` | :arrow_up: |
| #single | `41.73% <0%> (ø)` | :arrow_up: |

| [Impacted Files](https://codecov.io/gh/pandas-dev/pandas/pull/25697?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [pandas/io/formats/format.py](https://codecov.io/gh/pandas-dev/pandas/pull/25697/diff?src=pr&el=tree#diff-cGFuZGFzL2lvL2Zvcm1hdHMvZm9ybWF0LnB5) | `97.99% <ø> (ø)` | :arrow_up: |
| [pandas/core/dtypes/dtypes.py](https://codecov.io/gh/pandas-dev/pandas/pull/25697/diff?src=pr&el=tree#diff-cGFuZGFzL2NvcmUvZHR5cGVzL2R0eXBlcy5weQ==) | `96.1% <100%> (ø)` | :arrow_up: |

------

[Continue to review full report at Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/25697?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/25697?src=pr&el=footer). Last update [a8fad16...2f2bffd](https://codecov.io/gh/pandas-dev/pandas/pull/25697?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).
 Superseded by #25789