FIX: let boxplot take pandas position

jklymak · jklymak · commit 058af732ee8b · 2018-07-15T10:04:11.000-07:00
diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py
@@ -3644,6 +3644,8 @@ def dopatch(xs, ys, **kwargs):
         datashape_message = ("List of boxplot statistics and `{0}` "
                              "values must have same the length")
         # check position
+        if hasattr(positions, 'values'):
+            positions = positions.values
         if positions is None:
             positions = list(range(1, N + 1))
         elif len(positions) != N:
