matplotlib / matplotlib/ipympl
loading widget issues 2.2.9 with matched versions from readme
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- Jupyter Notebook
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Description
## Describe the issue
`loading` widget on `jupyter lab` (version 2.2.9) when plotting, e.g.
```python
%matplotlib widget
from matplotlib.pyplot import subplots
fig, ax = plt.subplots()
fig.show()
```
## Versions
```
JupyterLab v2.2.9
Known labextensions:
app dir: /home/casper/miniconda3/share/jupyter/lab
@axlair/jupyterlab_vim v0.12.4 enabled OK
@jupyter-widgets/jupyterlab-manager v2.0.0 enabled OK
jupyter-leaflet v0.13.3 enabled OK
jupyter-matplotlib v0.7.4 enabled OK
jupyterlab-plotly v4.14.1 enabled OK*
plotlywidget v4.14.1 enabled OK
```
`conda list ipympl` lists
```
(master) ✗ conda list | egrep "matplotlib|ipympl"
ipympl 0.5.8 pypi_0 pypi
matplotlib 3.3.1 pypi_0 pypi
```
which should work according to the readme
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reproducing the provided plotting example in JupyterLab v2.2.9 with ipympl 0.5.8, matplotlib 3.3.1, and jupyter-matplotlib 0.7.4. Compare the result with the README's compatibility guidance; done means the loading widget issue is reproduced, understood, and a verified fix or clear compatibility correction is identified.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- jupyter-notebook, python
- Domain
- frontend
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100