feat: set ensure_ascii to false (#1494)

Author: jjmachan

src/ragas/dataset_schema.py

@@ -157,7 +157,9 @@ def _to_list(self) -> t.List[t.Dict]:
             for sample in rows:
                 for item in sample["user_input"]:
                     if not isinstance(item["content"], str):
-                        item["content"] = json.dumps(item["content"])
+                        item["content"] = json.dumps(
+                            item["content"], ensure_ascii=False
+                        )
 
         return rows
 
@@ -249,7 +251,7 @@ def to_jsonl(self, path: str):
         """Converts the dataset to a JSONL file."""
         with open(path, "w") as jsonlfile:
             for sample in self.samples:
-                jsonlfile.write(json.dumps(sample.to_dict()) + "\n")
+                jsonlfile.write(json.dumps(sample.to_dict(), ensure_ascii=False) + "\n")
 
     @classmethod
     def from_jsonl(cls, path: str):

src/ragas/metrics/base.py

@@ -88,7 +88,7 @@ def required_columns(self, metric_type: MetricType, columns: t.Set[str]):
     def init(self, run_config: RunConfig): ...
 
     @deprecated("0.2", removal="0.3", alternative="single_turn_ascore")
-    def score(self: t.Self, row: t.Dict, callbacks: Callbacks = None) -> float:
+    def score(self, row: t.Dict, callbacks: Callbacks = None) -> float:
         """
         Calculates the score for a single row of data.
 
@@ -121,7 +121,7 @@ def score(self: t.Self, row: t.Dict, callbacks: Callbacks = None) -> float:
 
     @deprecated("0.2", removal="0.3", alternative="single_turn_ascore")
     async def ascore(
-        self: t.Self,
+        self,
         row: t.Dict,
         callbacks: Callbacks = None,
         timeout: t.Optional[float] = None,

src/ragas/prompt/pydantic_prompt.py

@@ -260,6 +260,7 @@ def __str__(self):
                 "language": self.language,
             },
             indent=2,
+            ensure_ascii=False,
         )[1:-1]
         return f"{self.__class__.__name__}({json_str})"
 
@@ -315,7 +316,7 @@ def save(self, file_path: str):
         if os.path.exists(file_path):
             raise FileExistsError(f"The file '{file_path}' already exists.")
         with open(file_path, "w") as f:
-            json.dump(data, f, indent=2)
+            json.dump(data, f, indent=2, ensure_ascii=False)
             print(f"Prompt saved to {file_path}")
 
     @classmethod