matplotlib
diff --git a/‎lib/matplotlib/offsetbox.py
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+4-1Lines changed: 4 additions & 1 deletion b/‎lib/matplotlib/offsetbox.py
Copy file name to clipboardExpand all lines: lib/matplotlib/offsetbox.py
+4-1Lines changed: 4 additions & 1 deletion
diff --git a/‎lib/matplotlib/tests/baseline_images/test_legend/legend_expand.pdf
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5.04 KB b/‎lib/matplotlib/tests/baseline_images/test_legend/legend_expand.pdf
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diff --git a/‎lib/matplotlib/tests/baseline_images/test_legend/legend_expand.png
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17.2 KB b/‎lib/matplotlib/tests/baseline_images/test_legend/legend_expand.png
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@@ -73,7 +73,10 @@ def _get_packed_offsets(wd_list, total, sep, mode="fixed"):
         return total, offsets
 
     elif mode == "expand":
-        sep = (total - sum(w_list)) / (len(w_list) - 1.)
+        if len(w_list) > 1:
+            sep = (total - sum(w_list)) / (len(w_list) - 1.)
+        else:
+            sep = 0.
         offsets_ = np.add.accumulate([0] + [w + sep for w in w_list])
         offsets = offsets_[:-1]