Update stdtypes.rst

Co-authored-by: Sergey B Kirpichev <[email protected]>

Author: KentaroJay

Doc/library/stdtypes.rst

@@ -5946,9 +5946,8 @@ The limit is applied to the number of digit characters in the input or output
 string when a non-linear conversion algorithm would be involved.  Underscores
 and the sign are not counted towards the limit.
 
-For string to integer conversions, the exact digit count is known and checked.
-For integer to string conversions, the limit is applied to an estimated upper
-bound of the result size to avoid the expensive conversion operation.
+For integer to string conversions, the limit is applied to an estimated
+size of the result.
 
 When an operation would exceed the limit, a :exc:`ValueError` is raised: