#### Code Sample, a copy-pastable example if possible

```python
# Your code here

```
#### Problem description

[this should explain **why** the current behavior is a problem and why the expected output is a better solution.]

#### Expected Output
What should have been expected? You can hide large error messages within  ``<details></details>`` tags, e.g.

<details>
very long error message
</details>

#### Output of ``psyplot -aV``

<details>
# Paste the output of the command ``psyplot -aV`` (ran from the command line)

</details>

#### NOTE
This is a bug report.

For requesting new features, use [this template](https://github.com/psyplot/psyplot/issues/new?template=new_feature.md&title=NEW+FEATURE:).

For changing existing features, use [this template](https://github.com/psyplot/psyplot/issues/new?template=change_feature.md&title=CHANGE+FEATURE:).
