Appendix B — Working with files and directories

This is a placeholder

# SETTING THE WORKING DIRECTORY: if you have not downloaded both the .ipynb file and the Data folder into the same 
# location, then put the path to the folder containing all of your data files (necessary for this lab) inside 
# the os.chdir() function as a STRING
os.chdir(os.path.join(os.getcwd(), 'data')) 
# READ COMMENT ABOVE or Download the Data folder as well into the same folder as this notebook