Data Sources - Introducton

In this section we will discuss two different ways to get financial data with Python

Pandas-datareader is a separate package that allows you to connect to Google’s Stock API (as well as others) and grab securities data and read it in as a DataFrame!

Quandl is a company that offers a robust python API that allows you to grab data from a variety of sources (some free, some paid). Quandl is free to use, you need a free API key to do more than 50 free queries a day

Sometimes these libraries have issues if you have a firewall or are based in a certain geographical region. We will always provide csv files for you to use for exercises and examples just in case!