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**Describe the bug, what's wrong, and what you expect:**
A weird UnicodeDecodeError occurs on the initial plot when loading certain meshes from files in a Jupyter notebook
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**To Reproduc…
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pip install error on Python 3.8:
```
$ conda activate py38env
(py38env) $ pip install ptpython
Collecting ptpython
Downloading ptpython-3.0.9-py2.py3-none-any.whl (54 kB)
|█████████████…
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I originally filed this against urllib3 in https://github.com/urllib3/urllib3/issues/3008 but the investigation so far is showing that urllib3 is providing the correct data to python-zstandard.
###…
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### Describe the bug, what's wrong, and what you expected.
I am trying to run the marching cubes algorithm on a 3D binary array, but I get the following error:
`Number of scalars (47448064) must mat…
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### Describe the bug, what's wrong, and what you expected.
boolean_union produces non-manifold meshes, preventing further processing operations.
### Steps to reproduce the bug.
```python …
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I am new to spack :tada: and look for a build customization to use system's OpenCL instead of installing pocl.
My current configuration provides a package called `amd-opencl`, that concretises the vi…
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**Describe the bug, what's wrong, and what you expect:**
Hi, All.
I am a newbie using pyvista for the first time.
I was looking for a tool for volume rendering, and I'm happy that I found a excel…
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Updating scalars on a `PolyData` works fine with `smooth_shading` enabled or disabled. However, when plotting an `UnstructuredGrid`, for example a tetrahedral mesh, updating scalars does not do anythi…
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By default, line 54 of config.py is run, setting savePath to "~/.pyfa". Instead of forcing the use of ~ to store .pyfa, instead check the relevant XDG environment variable and store the data there ins…
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The following snippet fails on MacOS:
```py
import numpy as np
import pyvista as pv
from pyvistaqt import BackgroundPlotter
import vtk
p = BackgroundPlotter()
# sphere
center = np.random.ran…