Here is a Python calendar program, which I named as cli-calendar. You start it up within a terminal client by running:
Next, you need to enter a year number from 2015 to 2030. The calendar will print you the dates within the year of your selection.
As a result, you should have something similar to below.
Note. As this is a python program you can also run it within a Windows pc or a Mac computer. If the previous is in anyway desired consult the appropriate guides relating to python usage within your computer of choice.