Update app.py

Using self. for variables

app.py

@@ -17,17 +17,17 @@ DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 # ----- THIS IS WERE YOU CAN BUILD WHAT YOU WANT ------
 class BasicAgent:
     def __init__(self):
-        model = HfApiModel(
+        self.model = HfApiModel(
             max_tokens=2096,
             temperature=0.5,
             # model_id='Qwen/Qwen2.5-Coder-32B-Instruct',# it is possible that this model may be overloaded
             model_id='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud',
             custom_role_conversions=None,
         )
-        final_answer = FinalAnswerTool()
-        agent = CodeAgent(
-            model=model,
-            tools=[final_answer], ## add your tools here (don't remove final answer)
+        self.final_answer = FinalAnswerTool()
+        self.agent = CodeAgent(
+            model=self.model,
+            tools=[self.final_answer], ## add your tools here (don't remove final answer)
             max_steps=6,
             verbosity_level=1,
             grammar=None,
@@ -41,7 +41,7 @@ class BasicAgent:
         print(f"Agent received question (first 50 chars): {question[:50]}...")
         fixed_answer = "This is a default answer."
         # fixed_answer = agent.run(question)
-        print(f"Agent answered How are you today as: {this.agent.run('How are you today?')}")
+        print(f"Agent answered How are you today as: {self.agent.run('How are you today?')}")
         print(f"Agent returning fixed answer: {fixed_answer}")
         return fixed_answer