v0.17.5 markovs back to 3 word chains, respond to .markov Maki

bot.py

@@ -31,7 +31,7 @@ from secret import token, lfmkey
 # CONFIGURATION
 
 # bot version
-version = "v0.17.4"
+version = "v0.17.5"
 
 # text shown by .help command
 helptext = """I am a Discord bot written in Python
@@ -240,20 +240,23 @@ def on_message(message):
             tmp = message.content[8:]
             target = ''
 
-            # if no user provided, markov the author
-            if tmp == '':
-                target = message.server.id + '-' + message.author.id
+            if tmp == 'Maki':
+                response = "My markovs always say the same thing."
             else:
-                try:
-                    target = message.server.id + '-' + message.server.get_member_named(tmp).id
-                except AttributeError:
-                    response = "I can't find that user!"
-
-            if os.path.isfile('./markovs/' + target) and target != '':
-                mc = markov.Markov(open('./markovs/' + target))
-                response = mc.generate_text(random.randint(20,40))
-            elif target != '':
-                response = "I haven't seen them speak yet!"
+                # if no user provided, markov the author
+                if tmp == '':
+                    target = message.server.id + '-' + message.author.id
+                else:
+                    try:
+                        target = message.server.id + '-' + message.server.get_member_named(tmp).id
+                    except AttributeError:
+                        response = "I can't find that user!"
+
+                if os.path.isfile('./markovs/' + target) and target != '':
+                    mc = markov.Markov(open('./markovs/' + target))
+                    response = mc.generate_text(random.randint(20,40))
+                elif target != '':
+                    response = "I haven't seen them speak yet!"
 
         elif message.content.startswith('.roll '):
             # DnD style dice roll

markov.py

@@ -22,23 +22,30 @@ class Markov(object):
         for i in range(len(self.words) - 1):
             yield (self.words[i], self.words[i+1])
 
+    def triples(self):
+        if len(self.words) < 3:
+            return
+
+        for i in range(len(self.words) - 2):
+            yield (self.words[i], self.words[i+1], self.words[i+2])
+
     def database(self):
-        for w1, w2 in self.doubles():
-            key = w1
+        for w1, w2, w3 in self.triples():
+            key = (w1, w2)
             if key in self.cache:
-                self.cache[key].append(w2)
+                self.cache[key].append(w3)
             else:
-                self.cache[key] = [w2]
+                self.cache[key] = [w3]
 
     def generate_text(self, size=25):
-        seed = random.randint(0, self.word_size - 2)
+        seed = random.randint(0, self.word_size - 3)
         seed_word, next_word = self.words[seed], self.words[seed+1]
         w1, w2 = seed_word, next_word
         gen_words = []
         for i in range(size):
             gen_words.append(w1)
             try:
-                w1, w2 = w2, random.choice(self.cache[w2])
+                w1, w2 = w2, random.choice(self.cache[(w1,w2)])
             except KeyError:
                 break
         gen_words.append(w1)