diff --git a/examples/mask_app/app.py b/examples/mask_app/app.py
index 23a5fc78..cbe5ab25 100644
--- a/examples/mask_app/app.py
+++ b/examples/mask_app/app.py
@@ -1,8 +1,9 @@
 import cv2
-import streamlit as st
 from PIL import Image
 from streamlit_drawable_canvas import st_canvas
 
+import streamlit as st
+
 st.title("Image Segmentation Mask App")
 
 uploaded_file = st.file_uploader("Choose an image...", type=["jpg", "png"])
diff --git a/poetry.lock b/poetry.lock
index c60e3f53..d5a8aff9 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1145,13 +1145,13 @@ test = ["ipykernel", "pre-commit", "pytest (<8)", "pytest-cov", "pytest-timeout"
 
 [[package]]
 name = "langsmith"
-version = "0.1.75"
+version = "0.1.77"
 description = "Client library to connect to the LangSmith LLM Tracing and Evaluation Platform."
 optional = false
 python-versions = "<4.0,>=3.8.1"
 files = [
-    {file = "langsmith-0.1.75-py3-none-any.whl", hash = "sha256:d08b08dd6b3fa4da170377f95123d77122ef4c52999d10fff4ae08ff70d07aed"},
-    {file = "langsmith-0.1.75.tar.gz", hash = "sha256:61274e144ea94c297dd78ce03e6dfae18459fe9bd8ab5094d61a0c4816561279"},
+    {file = "langsmith-0.1.77-py3-none-any.whl", hash = "sha256:2202cc21b1ed7e7b9e5d2af2694be28898afa048c09fdf09f620cbd9301755ae"},
+    {file = "langsmith-0.1.77.tar.gz", hash = "sha256:4ace09077a9a4e412afeb4b517ca68e7de7b07f36e4792dc8236ac5207c0c0c7"},
 ]
 
 [package.dependencies]
diff --git a/vision_agent/agent/vision_agent_prompts.py b/vision_agent/agent/vision_agent_prompts.py
index b2074c79..09105ca1 100644
--- a/vision_agent/agent/vision_agent_prompts.py
+++ b/vision_agent/agent/vision_agent_prompts.py
@@ -179,6 +179,8 @@ def find_text(image_path: str, text: str) -> str:
 8. DO NOT use try except block to handle the error, let the error be raised if the code is incorrect.
 9. DO NOT import the testing function as it will available in the testing environment.
 10. Print the output of the function that is being tested.
+11. Use the output of the function that is being tested as the return value of the testing function.
+12. Run the testing function in the end and don't assign a variable to its output.
 """
 
 
diff --git a/vision_agent/utils/execute.py b/vision_agent/utils/execute.py
index f38a123d..76a487bc 100644
--- a/vision_agent/utils/execute.py
+++ b/vision_agent/utils/execute.py
@@ -309,6 +309,21 @@ def success(self) -> bool:
         """
         return self.error is None
 
+    def get_main_result(self) -> Optional[Result]:
+        """
+        Get the main result of the execution.
+        An execution may have multiple results, e.g. intermediate outputs. The main result is the last output of the cell execution.
+        """
+        if not self.success:
+            _LOGGER.info("Result is not available as the execution was not successful.")
+            return None
+        if not self.results or not any(res.is_main_result for res in self.results):
+            _LOGGER.info("Execution was successful but there is no main result.")
+            return None
+        main_result = self.results[-1]
+        assert main_result.is_main_result, "The last result should be the main result."
+        return main_result
+
     def to_json(self) -> str:
         """
         Returns the JSON representation of the Execution object.
@@ -411,11 +426,11 @@ def __init__(self, *args: Any, **kwargs: Any) -> None:
             """
 import platform
 import sys
-import pkg_resources
+import importlib.metadata
 
 print(f"Python version: {sys.version}")
 print(f"OS version: {platform.system()} {platform.release()} ({platform.architecture()})")
-va_version = pkg_resources.get_distribution("vision-agent").version
+va_version = importlib.metadata.version("vision-agent")
 print(f"Vision Agent version: {va_version}")"""
         )
         sys_versions = "\n".join(result.logs.stdout)