Add source attribute to the DataFrame container definition (#463)
Add source attribute to the DataFrame container definition (#463)

* Add source attribute to the DataFrame container definition

Allows for users of the DataFrame container to specify the source of data, which can then be used by modules processing this container.

* Update containers.py

* Update containers.py

Co-authored-by: Thomas Chopitea <619bfe2cb9d690122726f83a63a0e447822a6ac1@gmail.com>
log2timeline/dftimewolf,Onager/dftimewolf,Onager/dftimewolf,log2timeline/dftimewolf