build python version rag-flow (#21)

* clean rust version project

* clean rust version project

* build python version rag-flow

rag/llm/__init__.py

@@ -0,0 +1,32 @@
+#
+#  Copyright 2019 The FATE 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 .embedding_model import *
+from .chat_model import *
+from .cv_model import *
+
+
+EmbeddingModel = {
+    "local": HuEmbedding,
+    "OpenAI": OpenAIEmbed,
+    "通义千问": QWenEmbed,
+}
+
+
+CvModel = {
+    "OpenAI": GptV4,
+    "通义千问": QWenCV,
+}
+