remove global config

metagpt/configs/browser_config.py

@@ -5,12 +5,23 @@
 @Author  : alexanderwu
 @File    : browser_config.py
 """
+from enum import Enum
 from typing import Literal
 
-from metagpt.tools import WebBrowserEngineType
 from metagpt.utils.yaml_model import YamlModel
 
 
+class WebBrowserEngineType(Enum):
+    PLAYWRIGHT = "playwright"
+    SELENIUM = "selenium"
+    CUSTOM = "custom"
+
+    @classmethod
+    def __missing__(cls, key):
+        """Default type conversion"""
+        return cls.CUSTOM
+
+
 class BrowserConfig(YamlModel):
     """Config for Browser"""
 

metagpt/configs/search_config.py

@@ -5,14 +5,23 @@
 @Author  : alexanderwu
 @File    : search_config.py
 """
+from enum import Enum
 from typing import Callable, Optional
 
 from pydantic import ConfigDict, Field
 
-from metagpt.tools import SearchEngineType
 from metagpt.utils.yaml_model import YamlModel
 
 
+class SearchEngineType(Enum):
+    SERPAPI_GOOGLE = "serpapi"
+    SERPER_GOOGLE = "serper"
+    DIRECT_GOOGLE = "google"
+    DUCK_DUCK_GO = "ddg"
+    CUSTOM_ENGINE = "custom"
+    BING = "bing"
+
+
 class SearchConfig(YamlModel):
     """Config for Search"""