diff --git a/example.py b/example.py
index 33c3bef1..05ff27e8 100644
--- a/example.py
+++ b/example.py
@@ -1,3 +1,4 @@
+""" Example of using the OpenAIChat model to generate a blog post. """
 import os
 
 from dotenv import load_dotenv
diff --git a/pyproject.toml b/pyproject.toml
index 7fad016f..b7ff581a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -73,6 +73,7 @@ supervision = "*"
 scikit-image = "*"
 pinecone-client = "*"
 roboflow = "*"
+python-dotenv
 
 
 
diff --git a/requirements.txt b/requirements.txt
index 00c92023..5886545b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -51,4 +51,5 @@ supervision
 scikit-image
 anthropic
 pinecone-client
-roboflow
\ No newline at end of file
+roboflow
+python-dotenv
\ No newline at end of file