Skip to content

Fix matplotlib colormap deprecation warnings for 3.11 compatibility #269

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Sep 15, 2025
Merged

Fix matplotlib colormap deprecation warnings for 3.11 compatibility #269

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion cebra/integrations/matplotlib.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1235,7 +1235,7 @@ def compare_models(

# check the color of the traces
if color is None:
cebra_map = plt.get_cmap(cmap)
cebra_map = matplotlib.colormaps.get_cmap(cmap)
colors = matplotlib.colors.ListedColormap(
cebra_map.resampled(n_models)(np.arange(n_models))).colors
else:
Expand Down
2 changes: 1 addition & 1 deletion cebra/integrations/plotly.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -87,7 +87,7 @@ def _define_colorscale(self, cmap: str):
Returns:
colorscale: List of scaled colors to plot the embeddings
"""
colorscale = _convert_cmap2colorscale(matplotlib.cm.get_cmap(cmap))
colorscale = _convert_cmap2colorscale(matplotlib.colormaps.get_cmap(cmap))

return colorscale

Expand Down
4 changes: 1 addition & 3 deletions setup.cfg
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -39,9 +39,7 @@ install_requires =
scipy
torch>=2.4.0
tqdm
# NOTE(stes): Remove pin once https://github.com/AdaptiveMotorControlLab/CEBRA/issues/240
# is resolved.
matplotlib<3.11
matplotlib
requests

[options.extras_require]
Expand Down
2 changes: 1 addition & 1 deletion tests/test_plotly.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,7 @@

@pytest.mark.parametrize("cmap", ["viridis", "plasma", "inferno", "magma"])
def test_colorscale(cmap):
cmap = matplotlib.cm.get_cmap(cmap)
cmap = matplotlib.colormaps.get_cmap(cmap)
colorscale = cebra_plotly._convert_cmap2colorscale(cmap)
assert isinstance(colorscale, list)

Expand Down
Loading