Use item instead of np.asscalar to select value

Author: fjetter

pandas/core/arrays/categorical.py

@@ -1342,7 +1342,7 @@ def searchsorted(self, value, side='left', sorter=None):
         if -1 in values_as_codes:
             raise ValueError("Value(s) to be inserted must be in categories.")
         if is_scalar(value):
-            values_as_codes = np.asscalar(values_as_codes)
+            values_as_codes = values_as_codes.item()
 
         return self.codes.searchsorted(values_as_codes, side=side,
                                        sorter=sorter)