To run a streamlit application you need to run

streamlit run script_name.py [-- script args]

After this command is run, a local Streamlit server will stip up and the application from script_name.py will open in a browser tab. Besides, the terminal will output a URL to access the web-app. Something similar to:

  You can now view your Streamlit app in your browser.

  Local URL: http://localhost:8501
  Network URL: http://192.168.18.236:8501

To display a dataframe in a url run

streamlit run 01_dataframe.py