Win and linux can run the code

example/evaluate_generated.py

@@ -10,7 +10,7 @@ from typing import Dict, Tuple
 
 
 def load_json(path: str) -> Dict:
-    with open(path, "r", encoding="ascii") as f:
+    with open(path, "r", encoding="utf-8") as f:
         return json.load(f)
 
 
@@ -106,7 +106,7 @@ def main():
         "discrete_invalid_counts": disc_invalid,
     }
 
-    with open(args.out, "w", encoding="ascii") as f:
+    with open(args.out, "w", encoding="utf-8") as f:
         json.dump(report, f, indent=2)
 
     print("eval_report", args.out)