add gemini minimal python version warning

metagpt/config.py

@@ -7,6 +7,7 @@ Provide configuration, singleton
         2. Add the parameter `src_workspace` for the old version project path.
 """
 import os
+import warnings
 from copy import deepcopy
 from enum import Enum
 from pathlib import Path
@@ -17,6 +18,7 @@ import yaml
 from metagpt.const import DEFAULT_WORKSPACE_ROOT, METAGPT_ROOT, OPTIONS
 from metagpt.logs import logger
 from metagpt.tools import SearchEngineType, WebBrowserEngineType
+from metagpt.utils.common import require_python_version
 from metagpt.utils.singleton import Singleton
 
 
@@ -79,6 +81,9 @@ class Config(metaclass=Singleton):
             (self.gemini_api_key, LLMProviderEnum.GEMINI),  # reuse logic. but not a key
         ]:
             if self._is_valid_llm_key(k):
+                logger.info(f"Use LLMProvider: {v.value}")
+                if v == LLMProviderEnum.GEMINI and not require_python_version(req_version=(3, 10)):
+                    warnings.warn("Use Gemini requires Python >= 3.10")
                 if self.openai_api_key and self.openai_api_model:
                     logger.info(f"OpenAI API Model: {self.openai_api_model}")
                 return v

metagpt/provider/google_gemini_api.py

@@ -48,9 +48,8 @@ class GeminiGPTAPI(BaseGPTAPI):
     Refs to `https://ai.google.dev/tutorials/python_quickstart`
     """
 
-    use_system_prompt: bool = False  # google gemini has no system prompt when use api
-
     def __init__(self):
+        self.use_system_prompt = False  # google gemini has no system prompt when use api
         self.__init_gemini(CONFIG)
         self.model = "gemini-pro"  # so far only one model
         self.llm = GeminiGenerativeModel(model_name=self.model)

metagpt/utils/common.py

@@ -19,6 +19,7 @@ import json
 import os
 import platform
 import re
+import sys
 import traceback
 import typing
 from pathlib import Path
@@ -47,6 +48,12 @@ def check_cmd_exists(command) -> int:
     return result
 
 
+def require_python_version(req_version: tuple[int]) -> bool:
+    if not (2 <= len(req_version) <= 3):
+        raise ValueError("req_version should be (3, 9) or (3, 10, 13)")
+    return True if sys.version_info > req_version else False
+
+
 class OutputParser:
     @classmethod
     def parse_blocks(cls, text: str):
@@ -219,7 +226,7 @@ class OutputParser:
 
         if start_index != -1 and end_index != -1:
             # Extract the structure part
-            structure_text = text[start_index : end_index + 1]
+            structure_text = text[start_index: end_index + 1]
 
             try:
                 # Attempt to convert the text to a Python data type using ast.literal_eval