Master post for the blog series that holds all the links related to making web service calls to Eoddata.com. Overview of the web service can be found here. This post shows you how to create a secure credentials file to hold the username and password so you don't have to keep entering it, and will allow for automation later. A quick overview is given below of establishing a session using the requests module, and parsing the xml response using xml.etree.cElementTree.