Python 3.x compatibility.
Python 3.x compatibility.

GreenSteam/pep257,bagelbits/pep257,PyCQA/pydocstyle,tescalada/pydocstyle,bartvm/pep257,farmersez/pydocstyle,Nurdok/pydocstyle,pombredanne/pep257,codehs/pep257,13steinj/pep257,Nurdok/pep257,jayvdb/pep257,jbeezley/pep257,jmullan/pep257,glennmatthews/pep257