Fix PEP8 compliance in example plugins and rtmbot

doc/example-plugins/todo.py

@@ -6,19 +6,21 @@ crontabs = []
 
 tasks = {}
 
-FILE="plugins/todo.data"
+
+FILE = "plugins/todo.data"
 if os.path.isfile(FILE):
     tasks = pickle.load(open(FILE, 'rb'))
 
+
 def process_message(data):
     global tasks
     channel = data["channel"]
     text = data["text"]
-    #only accept tasks on DM channels
+    # only accept tasks on DM channels
     if channel.startswith("D"):
         if channel not in tasks.keys():
             tasks[channel] = []
-        #do command stuff
+        # do command stuff
         if text.startswith("todo"):
             tasks[channel].append(text[5:])
             outputs.append([channel, "added"])
@@ -36,4 +38,4 @@ def process_message(data):
             tasks[channel].pop(num)
         if text == "show":
             print tasks
-        pickle.dump(tasks, open(FILE,"wb"))
+        pickle.dump(tasks, open(FILE, "wb"))