将flask改成fastapi

sdk/python/ragflow_sdk/modules/chunk.py

@@ -0,0 +1,57 @@
+#
+#  Copyright 2025 The InfiniFlow Authors. All Rights Reserved.
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+
+from .base import Base
+
+class ChunkUpdateError(Exception):
+    def __init__(self, code=None, message=None, details=None):
+        self.code = code
+        self.message = message
+        self.details = details
+        super().__init__(message)
+
+class Chunk(Base):
+    def __init__(self, rag, res_dict):
+        self.id = ""
+        self.content = ""
+        self.important_keywords = []
+        self.questions = []
+        self.create_time = ""
+        self.create_timestamp = 0.0
+        self.dataset_id = None
+        self.document_name = ""
+        self.document_id = ""
+        self.available = True
+        # Additional fields for retrieval results
+        self.similarity = 0.0
+        self.vector_similarity = 0.0
+        self.term_similarity = 0.0
+        self.positions = []
+        self.doc_type = ""
+        for k in list(res_dict.keys()):
+            if k not in self.__dict__:
+                res_dict.pop(k)
+        super().__init__(rag, res_dict)
+
+    def update(self, update_message: dict):
+        res = self.put(f"/datasets/{self.dataset_id}/documents/{self.document_id}/chunks/{self.id}", update_message)
+        res = res.json()
+        if res.get("code") != 0:
+            raise ChunkUpdateError(
+                code=res.get("code"),
+                message=res.get("message"),
+                details=res.get("details")
+            )