Update agent.py

agent.py

@@ -157,7 +157,7 @@ def parse_python_file(path: str) -> str:
         str: The complete contents of the Python file as a string.
     
     """    
-    with open(file_path, "r") as py_file:
+    with open(path, "r") as py_file:
         return py_file.read()