Installing and launching Streamlit

Finally, we are ready to write our code to create beautiful web applications! Where do we start? The first thing we must do is install Streamlit.

So, let’s create a new directory – we will call it streamlit_course. Once you’re inside it, prepare a new virtual environment by typing the well-known pipenv shell command. Once you are done running the pipenv shell command, you will get the following output:

Figure 3.1: The streamlit_course virtual environment creation

Installing Streamlit is very easy – it’s a matter of using a simple instruction, as indicated on its official website (www.streamlit.io):

Figure 3.2: Installing Streamlit

Since we are using pipenv and the streamlit_course virtual environment that we just created, we have to modify the instruction suggested in Figure 3.2 slightly, like so:

pipenv install streamlit

You will get the following...