运行startup.py时，如果不加参数直接显示配置和帮助信息后退出 (#1284)

* 统一XX_kb_service.add_doc/do_add_doc接口，不再需要embeddings参数

* 运行startup.py时，如果不加参数直接显示配置和帮助信息后退出

---------

Co-authored-by: liunux4odoo <liunu@qq.com>

server/knowledge_base/kb_service/base.py

@@ -87,8 +87,7 @@ class KBService(ABC):
 
         if docs:
             self.delete_doc(kb_file)
-            embeddings = self._load_embeddings()
+            self.do_add_doc(docs, **kwargs)
-            self.do_add_doc(docs, embeddings=embeddings, **kwargs)
             status = add_file_to_db(kb_file, custom_docs=custom_docs, docs_count=len(docs))
         else:
             status = False
@@ -181,7 +180,6 @@ class KBService(ABC):
     @abstractmethod
     def do_add_doc(self,
                    docs: List[Document],
-                   embeddings: Embeddings,
                    ):
         """
         向知识库添加文档子类实自己逻辑

server/knowledge_base/kb_service/default_kb_service.py

@@ -13,7 +13,7 @@ class DefaultKBService(KBService):
     def do_drop_kb(self):
         pass
 
-    def do_add_doc(self, docs: List[Document], embeddings: Embeddings):
+    def do_add_doc(self, docs: List[Document]):
         pass
 
     def do_clear_vs(self):

server/knowledge_base/kb_service/faiss_kb_service.py

@@ -109,7 +109,6 @@ class FaissKBService(KBService):
 
     def do_add_doc(self,
                    docs: List[Document],
-                   embeddings: Embeddings,
                    **kwargs,
                    ):
         vector_store = self.load_vector_store()

server/knowledge_base/kb_service/milvus_kb_service.py

@@ -54,7 +54,7 @@ class MilvusKBService(KBService):
         self._load_milvus(embeddings=EmbeddingsFunAdapter(embeddings))
         return score_threshold_process(score_threshold, top_k, self.milvus.similarity_search_with_score(query, top_k))
 
-    def do_add_doc(self, docs: List[Document], embeddings: Embeddings, **kwargs):
+    def do_add_doc(self, docs: List[Document], **kwargs):
         self.milvus.add_documents(docs)
 
     def do_delete_doc(self, kb_file: KnowledgeFile, **kwargs):

server/knowledge_base/kb_service/pg_kb_service.py

@@ -51,7 +51,7 @@ class PGKBService(KBService):
         return score_threshold_process(score_threshold, top_k,
                                        self.pg_vector.similarity_search_with_score(query, top_k))
 
-    def do_add_doc(self, docs: List[Document], embeddings: Embeddings, **kwargs):
+    def do_add_doc(self, docs: List[Document], **kwargs):
         self.pg_vector.add_documents(docs)
 
     def do_delete_doc(self, kb_file: KnowledgeFile, **kwargs):

startup.py

@@ -321,7 +321,7 @@ def parse_args() -> argparse.ArgumentParser:
         dest="webui",
     )
     args = parser.parse_args()
-    return args
+    return args, parser
 
 
 def dump_server_info(after_start=False):
@@ -330,7 +330,7 @@ def dump_server_info(after_start=False):
     import fastchat
     from configs.server_config import api_address, webui_address
 
-    print("\n\n")
+    print("\n")
     print("=" * 30 + "Langchain-Chatchat Configuration" + "=" * 30)
     print(f"操作系统：{platform.platform()}.")
     print(f"python版本：{sys.version}")
@@ -351,7 +351,7 @@ def dump_server_info(after_start=False):
         if args.webui:
             print(f"    Chatchat WEBUI Server: {webui_address()}")
     print("=" * 30 + "Langchain-Chatchat Configuration" + "=" * 30)
-    print("\n\n")
+    print("\n")
 
 
 if __name__ == "__main__":
@@ -359,7 +359,7 @@ if __name__ == "__main__":
 
     mp.set_start_method("spawn")
     queue = Queue()
-    args = parse_args()
+    args, parser = parse_args()
     if args.all_webui:
         args.openai_api = True
         args.model_worker = True
@@ -379,6 +379,8 @@ if __name__ == "__main__":
         args.webui = False
 
     dump_server_info()
+
+    if len(sys.argv) > 1:
         logger.info(f"正在启动服务：")
         logger.info(f"如需查看 llm_api 日志，请前往 {LOG_PATH}")
 
@@ -435,6 +437,9 @@ if __name__ == "__main__":
         process.start()
         processes["webui"] = process
 
+    if len(processes) == 0:
+        parser.print_help()
+    else:
         try:
             # log infors
             while True:
@@ -458,6 +463,7 @@ if __name__ == "__main__":
                 if name != "model_worker":
                     process.terminate()
 
+
 # 服务启动后接口调用示例：
 # import openai
 # openai.api_key = "EMPTY" # Not support yet