add dtype_validation_metadata to RangeIndex

topper-123 · topper-123 · commit 69742766e08d · 2021-04-21T01:14:45.000+01:00
diff --git a/pandas/core/indexes/range.py b/pandas/core/indexes/range.py
@@ -94,6 +94,7 @@ class RangeIndex(NumericIndex):
 
     _typ = "rangeindex"
     _engine_type = libindex.Int64Engine
+    _dtype_validation_metadata = (is_signed_integer_dtype, "signed integer")
     _can_hold_na = False
     _range: range
 
