Increase default tolerance slightly for 32-bit systems.

QuLogic · QuLogic · commit 8291100f8b49 · 2020-06-29T19:30:09.000-04:00
Around 900 tests fail on 32-bit systems, but with rather small RMS.
diff --git a/lib/matplotlib/testing/decorators.py b/lib/matplotlib/testing/decorators.py
@@ -378,6 +378,8 @@ def image_comparison(baseline_images, extensions=None, tol=0,
         extensions = ['png', 'pdf', 'svg']
     if savefig_kwarg is None:
         savefig_kwarg = dict()  # default no kwargs to savefig
+    if sys.maxsize <= 2**32:
+        tol += 0.06
     return _pytest_image_comparison(
         baseline_images=baseline_images, extensions=extensions, tol=tol,
         freetype_version=freetype_version, remove_text=remove_text,
