refractor agents (#100)

* refractor agents

* minor cosmetic, add terminal ui for cli

* pump to 0.3.4

* Add temporary path

* fix unclose files in tests

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Co-authored-by: trducng <trungduc1992@gmail.com>

knowledgehub/agents/tools/google.py

@@ -11,8 +11,8 @@ class GoogleSearchArgs(BaseModel):
 
 
 class GoogleSearchTool(BaseTool):
-    name = "google_search"
-    description = (
+    name: str = "google_search"
+    description: str = (
         "A search engine retrieving top search results as snippets from Google. "
         "Input should be a search query."
     )

knowledgehub/agents/tools/llm.py

@@ -14,8 +14,8 @@ class LLMArgs(BaseModel):
 
 
 class LLMTool(BaseTool):
-    name = "llm"
-    description = (
+    name: str = "llm"
+    description: str = (
         "A pretrained LLM like yourself. Useful when you need to act with "
         "general world knowledge and common sense. Prioritize it when you "
         "are confident in solving the problem "

knowledgehub/agents/tools/wikipedia.py

@@ -48,8 +48,8 @@ class WikipediaArgs(BaseModel):
 class WikipediaTool(BaseTool):
     """Tool that adds the capability to query the Wikipedia API."""
 
-    name = "wikipedia"
-    description = (
+    name: str = "wikipedia"
+    description: str = (
         "Search engine from Wikipedia, retrieving relevant wiki page. "
         "Useful when you need to get holistic knowledge about people, "
         "places, companies, historical events, or other subjects. "