pep8

stonebig · web-flow · commit 2c37e60f69c3 · 2018-02-27T23:04:17.000+01:00
diff --git a/lib/matplotlib/axes/_subplots.py b/lib/matplotlib/axes/_subplots.py
@@ -173,7 +173,7 @@ def _make_twin_axes(self, *kl, **kwargs):
         """
         from matplotlib.projections import process_projection_requirements
         if kwargs["sharex"] is not self and kwargs["sharey"] is not self:
-           raise ValueError("Twinned Axes may share only one axis.")
+            raise ValueError("Twinned Axes may share only one axis.")
         kl = (self.get_subplotspec(),) + kl
         projection_class, kwargs, key = process_projection_requirements(
             self.figure, *kl, **kwargs)
