Make most argument to set_*lim keyword only

Author: oscargus

lib/matplotlib/axes/_base.py

@@ -3565,9 +3565,8 @@ def _validate_converted_limits(self, limit, convert):
                 raise ValueError("Axis limits cannot be NaN or Inf")
             return converted_limit
 
-    @_api.make_keyword_only("3.6", "emit")
-    def set_xlim(self, left=None, right=None, emit=True, auto=False,
-                 *, xmin=None, xmax=None):
+    def set_xlim(self, left=None, right=None, *, emit=True, auto=False,
+                 xmin=None, xmax=None):
         """
         Set the x-axis view limits.
 
@@ -3797,9 +3796,8 @@ def get_ylim(self):
         """
         return tuple(self.viewLim.intervaly)
 
-    @_api.make_keyword_only("3.6", "emit")
-    def set_ylim(self, bottom=None, top=None, emit=True, auto=False,
-                 *, ymin=None, ymax=None):
+    def set_ylim(self, bottom=None, top=None, *, emit=True, auto=False,
+                 ymin=None, ymax=None):
         """
         Set the y-axis view limits.
 

lib/matplotlib/projections/polar.py

@@ -1228,8 +1228,8 @@ def get_rorigin(self):
     def get_rsign(self):
         return np.sign(self._originViewLim.y1 - self._originViewLim.y0)
 
-    @_api.make_keyword_only("3.6", "emit")
-    def set_rlim(self, bottom=None, top=None, emit=True, auto=False, **kwargs):
+    def set_rlim(self, bottom=None, top=None, *,
+                 emit=True, auto=False, **kwargs):
         """
         Set the radial axis view limits.