punctuation_list = ['\\','/',':',',','...','(',')','.','?','!','\"',';','\'','–']

SyntaxError: Non-ASCII character '\xe2' in file D:/Users/Administrator/Documents/Classwork/Dropbox/Fall 2016/Assignments/Assignment 3/task1.py on line 20, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details