added try catch for 2.x vs. 3.x support of urllib
added try catch for 2.x vs. 3.x support of urllib

KelvinLu/octo-marklog,KelvinLu/octo-marklog,KelvinLu/marklog,words-in-passing/words-in-passing.github.io,KelvinLu/octo-marklog,KelvinLu/marklog,words-in-passing/words-in-passing.github.io,KelvinLu/marklog,KelvinLu/octo-marklog,words-in-passing/words-in-passing.github.io