feature : set default model to gemini-2.0-flash

Author: beachdweller

CHANGELOG.md

@@ -8,7 +8,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
-- Added the ability to specify the Gemini model when using the AI Tutor GitHub Action.  A new `model` input has been added to the action, allowing users to select different Gemini models.  The default model remains `gemini-1.5-flash-latest` for backward compatibility.
+- Added the ability to specify the Gemini model when using the AI Tutor GitHub Action.  A new `model` input has been added to the action, allowing users to select different Gemini models.  The default model remains `gemini-2.0-flash` for backward compatibility.
 - Added Norwegian support
 
 ### Changed

action.yml

@@ -16,9 +16,9 @@ inputs:
     required: true
     type: string
   model:  # New input for the model
-    description: 'The Gemini model to use (e.g., gemini-1.5-flash-latest)'
+    description: 'The Gemini model to use (e.g., gemini-2.0-flash)'
     required: false
-    default: 'gemini-1.5-flash-latest'
+    default: 'gemini-2.0-flash'
     type: string
   student-files:
     description: "Comma-separated list of student's Python file paths or a glob pattern"

ai_tutor.py

@@ -19,7 +19,7 @@
 
 
 @functools.lru_cache
-def url(api_key:str, model:str='gemini-1.5-flash-latest') -> str:
+def url(api_key:str, model:str='gemini-2.0-flash') -> str:
     return f'https://generativelanguage.googleapis.com/v1beta/models/{model}:generateContent?key={api_key}'
 
 
@@ -31,7 +31,7 @@ def header() -> HEADER:
 def ask_gemini(
             question: str,
             api_key:str,
-            model:str='gemini-1.5-flash-latest',
+            model:str='gemini-2.0-flash',
             header:HEADER=header(),
             retry_delay_sec: float = 5.0,
             max_retry_attempt: int = 3,
@@ -93,7 +93,7 @@ def gemini_qna(
         readme_file:pathlib.Path,
         api_key:str,
         explanation_in:str='Korean',
-        model:str='gemini-1.5-flash-latest',
+        model:str='gemini-2.0-flash',
     ) -> Tuple[int, str]:
     '''
     Queries the Gemini API to provide explanations for failed pytest test cases.

entrypoint.py

@@ -34,7 +34,7 @@ def main() -> None:
 
     model = os.getenv(
         'INPUT_MODEL',              # Get model from environment
-        'gemini-1.5-flash-latest'   # use default if not provided
+        'gemini-2.0-flash'   # use default if not provided
     )
     explanation_in = os.environ['INPUT_EXPLANATION-IN']
 

tests/test_ai_tutor.py

@@ -560,7 +560,7 @@ def test_api_key() -> str:
 
 @pytest.fixture
 def expected_default_gemini_model() -> str:
-    return 'gemini-1.5-flash-latest'
+    return 'gemini-2.0-flash'
 
 
 def test_url__default_model(