Fix #5753. Handle minpos is log scale

mdboom · mdboom · commit b1f16923bc2a · 2015-12-29T15:03:30.000-05:00
Even when not using round_numbers mode
diff --git a/lib/matplotlib/ticker.py b/lib/matplotlib/ticker.py
@@ -1642,17 +1642,17 @@ def view_limits(self, vmin, vmax):
             vmin = b ** (vmax - self.numdecs)
             return vmin, vmax
 
-        if rcParams['axes.autolimit_mode'] == 'round_numbers':
-            minpos = self.axis.get_minpos()
+        minpos = self.axis.get_minpos()
 
-            if minpos <= 0 or not np.isfinite(minpos):
-                raise ValueError(
-                    "Data has no positive values, and therefore can not be "
-                    "log-scaled.")
+        if minpos <= 0 or not np.isfinite(minpos):
+            raise ValueError(
+                "Data has no positive values, and therefore can not be "
+                "log-scaled.")
 
-            if vmin <= minpos:
-                vmin = minpos
+        if vmin <= minpos:
+            vmin = minpos
 
+        if rcParams['axes.autolimit_mode'] == 'round_numbers':
             if not is_decade(vmin, self._base):
                 vmin = decade_down(vmin, self._base)
             if not is_decade(vmax, self._base):
