CLN: remove unnecessary validate_for_numeric_unary (#27891)

Author: jbrockmendel

pandas/core/indexes/base.py

@@ -5341,16 +5341,6 @@ def _maybe_update_attributes(self, attrs):
         """
         return attrs
 
-    def _validate_for_numeric_unaryop(self, op, opstr):
-        """
-        Validate if we can perform a numeric unary operation.
-        """
-        if not self._is_numeric_dtype:
-            raise TypeError(
-                "cannot evaluate a numeric op "
-                "{opstr} for type: {typ}".format(opstr=opstr, typ=type(self).__name__)
-            )
-
     @classmethod
     def _add_numeric_methods_binary(cls):
         """
@@ -5383,7 +5373,6 @@ def _add_numeric_methods_unary(cls):
         def _make_evaluate_unary(op, opstr):
             def _evaluate_numeric_unary(self):
 
-                self._validate_for_numeric_unaryop(op, opstr)
                 attrs = self._get_attributes_dict()
                 attrs = self._maybe_update_attributes(attrs)
                 return Index(op(self.values), **attrs)