Adjust matplotlib backend for testing

theislab · Mar 28, 2024 · 5f475a2 · 5f475a2
1 parent 62ef3e4
commit 5f475a2
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diff --git a/tests/plotting/test_data/evaluation_plot_confusion_matrix_.png b/tests/plotting/test_data/evaluation_plot_confusion_matrix_.png
diff --git a/tests/plotting/test_data/masked_dotplot.png b/tests/plotting/test_data/masked_dotplot.png
diff --git a/tests/plotting/test_data/selection_plot_gene_overlap_style-upset.png b/tests/plotting/test_data/selection_plot_gene_overlap_style-upset.png
diff --git a/tests/plotting/test_plotting.py b/tests/plotting/test_plotting.py
@@ -1,12 +1,16 @@
 import random
 from pathlib import Path
 
+import matplotlib
 import matplotlib.pyplot as plt
 import pytest
 from matplotlib.testing.compare import compare_images
 
 from spapros import pl
 
+# Use universal non-interactive matplotlib backend such that saved images are the same on all systems
+matplotlib.use("Agg")
+
 plt.rcParams["figure.dpi"] = 40
 plt.rcParams["savefig.dpi"] = 40