Update specialize.py

Author: BobTheBuidler

mypyc/irbuild/specialize.py

@@ -748,10 +748,7 @@ def translate_fstring(builder: IRBuilder, expr: CallExpr, callee: RefExpr) -> Va
     ):
         items = expr.args[0].items
         for i, item in enumerate(items):
-            if isinstance(item, StrExpr):
-                continue
-            elif isinstance(folded := constant_fold_expr(builder, item), str):
-                items[i] = StrExpr(folded)
+            if isinstance(item, StrExpr) or isinstance(constant_fold_expr(builder, item), str):
                 continue
             elif isinstance(item, CallExpr):
                 if not (
@@ -783,10 +780,8 @@ def translate_fstring(builder: IRBuilder, expr: CallExpr, callee: RefExpr) -> Va
         def get_literal_str(expr: Expression) -> str | None:
             if isinstance(expr, StrExpr):
                 return expr.value
-            elif isinstance(expr, RefExpr) and isinstance(expr.node, Var) and expr.node.is_final:
-                final_value = expr.node.final_value
-                if final_value is not None:
-                    return str(final_value)
+            elif isinstance(folded := constant_fold_expr(builder, expr), str):
+                return folded
             return None
 
         for i in range(len(exprs) - 1):