→ python PBot.py --corpus corpus.txt --vtype c --aiml_folder aiml_folder Traceback (most recent call last): File "PBot.py", line 118, in <module> main(args.corpus, args.vtype, args.aiml_folder) File "PBot.py", line 105, in main pbot = PredictiveBot(corpus, vtype, aiml_folder) File "PBot.py", line 90, in __init__ self.bot = Bot(aiml_folder) File "PBot.py", line 12, in __init__ self.kernel = aiml.Kernel() AttributeError: module 'aiml' has no attribute 'Kernel'