Added video demo

app.py

@@ -17,6 +17,14 @@ os.environ["LANGCHAIN_PROJECT"]=st.secrets["LANGCHAIN_PROJECT"]
 st.title("Web Scraping Assistant")
 st.write("This app helps you to extract data from HTML code using web scraping. It uses GPT-3.5-turbo to generate the code for you.")
 st.write("Contribute to this project on [GitHub](https://github.com/CognitiveLabs/GPT-auto-webscraping)")
+
+with st.expander(label="Check out the video demo"):
+    video_file = open('demo.mp4', 'rb')
+    video_bytes = video_file.read()
+
+    st.video(video_bytes)
+    
+
 if assistant_api_key == '':
     assistant_api_key = st.text_input("Paste your API key here:")
     if assistant_api_key:
@@ -67,23 +75,3 @@ if 'code_generated' in st.session_state:
         else:
             st.write("error extracting data")
 
-with st.expander(label="How to use this app"):
-
-    st.write("1. Paste the html code of your target element in the first text box and press \"Enter\"")
-    example = st.button("Show example")
-    if example:
-        example = False
-        text_area = st.text_area("Example", value='<li><div class="product"> <h3 class="title">Product 1</h3> <p class="description">This is the description of the product 1</p> <span class="price">10.00</span> </div></li>')
-        close_example = st.button("Close example")
-        if close_example:
-            example = False
-            close_example.disabled = True
-            text_area = None
-
-    st.write("2. Click on the button 'Extract data format'")
-
-    st.write("3. Click on the button 'Generate the code'")
-
-    st.write("4. Paste the complete html code in the last text box to test the auto generated code")
-
-    st.write("5. Copy the code and include it in your own projects")