Have you ever wanted to look up a stock's performance on a specific date, only to find out the market was closed for a weekend or holiday? In this tutorial, we will build a program that will solve this problem using Python, Plotly, and Dash. Instead of making a program that will just tell us the price for that date this program will create a local web server that will fetch the real time prices from the yfinance module. It takes the date and symbol chosen by the user, opens a smart 15-day wi...