triangle: Add topics to resolve #859
triangle: Add topics to resolve #859


pheanex/xpython,exercism/xpython,jmluy/xpython,smalley/python,pheanex/xpython,behrtam/xpython,jmluy/xpython,exercism/python,mweb/python,N-Parsons/exercism-python,smalley/python,exercism/python,exercism/xpython,behrtam/xpython,N-Parsons/exercism-python,mweb/python