更新了chatglm3 6b agent的文档，提示词 (#2041)

更新了chatglm3 6b agent的文档，提示词
修复代理no_proxy格式问题 #1838 的问题，感谢多次复现和验证
修改了pg清理知识库后还会引用之前知识库的问题

configs/model_config.py.example

@@ -153,6 +153,9 @@ MODEL_PATH = {
         "chatglm2-6b": "THUDM/chatglm2-6b",
         "chatglm2-6b-32k": "THUDM/chatglm2-6b-32k",
 
+        "chatglm3-6b": "THUDM/chatglm3-6b",
+        "chatglm3-6b-32k": "THUDM/chatglm3-6b-32k",
+
         "baichuan2-13b": "baichuan-inc/Baichuan2-13B-Chat",
         "baichuan2-7b": "baichuan-inc/Baichuan2-7B-Chat",
 

configs/prompt_config.py.example

@@ -100,8 +100,8 @@ PROMPT_TEMPLATES = {
         Question: {input}
         Thought: {agent_scratchpad}
         """,
-    # ChatGLM3必须用官方的提示词，没有修改空间，参数都不会传入进去
-        "ChatGLM3":
+
+        "ChatGLM3":   # ChatGLM3必须用官方的提示词，没有修改空间，目前参数都不会传入进去
         """
         history:
         {history}

server/knowledge_base/kb_service/pg_kb_service.py

@@ -10,6 +10,7 @@ from configs import kbs_config
 from server.knowledge_base.kb_service.base import SupportedVSType, KBService, EmbeddingsFunAdapter, \
     score_threshold_process
 from server.knowledge_base.utils import KnowledgeFile
+import shutil
 
 
 class PGKBService(KBService):
@@ -50,6 +51,7 @@ class PGKBService(KBService):
                     DELETE FROM langchain_pg_collection WHERE name = '{self.kb_name}';
             '''))
             connect.commit()
+            shutil.rmtree(self.kb_path)
 
     def do_search(self, query: str, top_k: int, score_threshold: float):
         self._load_pg_vector()

server/utils.py

@@ -623,7 +623,8 @@ def get_httpx_client(
     })
     for host in os.environ.get("no_proxy", "").split(","):
         if host := host.strip():
-            default_proxies.update({host: None})
+            # default_proxies.update({host: None}) # Origin code
+            default_proxies.update({'all://' + host: None}) # PR 1838 fix, if not add 'all://', httpx will raise error
 
     # merge default proxies with user provided proxies
     if isinstance(proxies, str):