![]() The module in question is called, simply, csv. In the case of CSV files, we'll make use of a module built-in to Python which will simplify their parsing. Python allows you to open text files such as these and read their content, either all at once, or line-by-line. Place them in the same directory where your program file, new_attendees.py, lives. Go ahead and download these files to your computer. We'll be using the following example CSV data files (all attendee names and emails were randomly generated): attendees1.csv and attendees2.csv. py extension is typical of Python program files. Once you've seen the interpreter answer back, you can exit it by typing exit() and pressing Enter.Ĭreate a new text file in your favorite editor and give it a sensible name, for instance new_attendees.py. This is great! Try out some basic arithmetics, for instance typing in 2 * 3 and pressing the Enter key. Once you've got the Python executable running, you should see a line beginning with three greater-than signs. My recommendation would be to get the latest 2.7 version (2.7.6, for instance). Windows users should follow this article to install it. do you have Python installed on your computer? If you're running under Mac OS X, open the Terminal application from the Utilities directory and type python Environment setup for Python CSV File Reading You would like to know which attendees attended the second bash, but not the first. You have CSV (comma-separate values) files for both years listing each year's attendees. Here is an example situation: you are the organizer of a party and have hosted this event for two years. Eventually, outputting the differences between the 2 sets.
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