my computer will now not blow up after trying to get more hints than are available.

crowdxblock/crowdxblock.py

@@ -13,7 +13,8 @@ log = logging.getLogger(__name__)
 #get_hint and get_feedback are in 
 class CrowdXBlock(XBlock):
     correctanswer = String(default="42", scope=Scope.content) #should be irrelevant for completed version
-    hints = Dict(default={"2": {"hint1for2":0, "hint2for2":0, "hints3for22":0}, "1": {"hint1for1":0, "hint2for1":0, "hint3for1":0}, "3": {"hint1for3":0, "hint2for3":0, "hint3for3":0}}, scope=Scope.content) #All hints. sorted by type of mistake. type_of_incorrect_answer{"hint":rating, "hint":rating}
+    hints = Dict(default={"2": {"hint1for2":0, "hint2for2":0, "hint3for2":0}, "1": {"hint1for1":0, "hint2for1":0, "hint3for1":0}, "3": {"hint1for3":0, "hint2for3":0, "hint3for3":0}}, scope=Scope.content)
+#All hints. sorted by type of mistake. type_of_incorrect_answer{"hint":rating, "hint":rating}
     HintsToUse = Dict(default={}, scope=Scope.user_state) #Dict of hints to provide user
     WrongAnswers = List(default=[], scope=Scope.user_state) #List of mistakes made by user
     DefaultHints = Dict(default={"defaulthint1": 0, "defaulthint2": 0, "defaulthint3": 0, "defaulthint4": 0, "defaulthint5": 0, "bestdefaulthint": 3}, scope=Scope.content) #Default hints in case no incorrect answers in hints match the user's mistake
@@ -59,9 +60,13 @@ class CrowdXBlock(XBlock):
             return {'HintsToUse': max(self.HintsToUse.iteritems(), key=operator.itemgetter(1))[0]}
         else:
             NotUsed = random.choice(self.HintsToUse.keys())
-            if len(NotUsed) != len(self.Used):
+            print(len(self.HintsToUse) + len(self.Used))
+            if len(self.HintsToUse) != len(self.Used):
+                print(len(self.HintsToUse) + len(self.Used))
                 while NotUsed in self.Used:
                     NotUsed = random.choice(self.HintsToUse.keys()) #Choose random hint that hasn't already been Used
+            elif len(self.Used) > 0:
+                return
             self.Used.append(NotUsed)
             return {'HintsToUse': NotUsed} #note to self dont let python get into endless notused loop
    

crowdxblock/crowdxblock.py~

@@ -13,7 +13,8 @@ log = logging.getLogger(__name__)
 #get_hint and get_feedback are in 
 class CrowdXBlock(XBlock):
     correctanswer = String(default="42", scope=Scope.content) #should be irrelevant for completed version
-    hints = Dict(default={"2": {"hint1for2":0, "hint2for2":0, "hints3for22":0}, "1": {"hint1for1":0, "hint2for1":0, "hint3for1":0}, "3": {"hint1for3":0, "hint2for3":0, "hint3for3":0}}, scope=Scope.content) #All hints. sorted by type of mistake. type_of_incorrect_answer{"hint":rating, "hint":rating}
+    hints = Dict(default={"2": {"hint1for2":0, "hint2for2":0, "hint3for2":0}, "1": {"hint1for1":0, "hint2for1":0, "hint3for1":0}, "3": {"hint1for3":0, "hint2for3":0, "hint3for3":0}}, scope=Scope.content)
+#All hints. sorted by type of mistake. type_of_incorrect_answer{"hint":rating, "hint":rating}
     HintsToUse = Dict(default={}, scope=Scope.user_state) #Dict of hints to provide user
     WrongAnswers = List(default=[], scope=Scope.user_state) #List of mistakes made by user
     DefaultHints = Dict(default={"defaulthint1": 0, "defaulthint2": 0, "defaulthint3": 0, "defaulthint4": 0, "defaulthint5": 0, "bestdefaulthint": 3}, scope=Scope.content) #Default hints in case no incorrect answers in hints match the user's mistake
@@ -59,9 +60,13 @@ class CrowdXBlock(XBlock):
             return {'HintsToUse': max(self.HintsToUse.iteritems(), key=operator.itemgetter(1))[0]}
         else:
             NotUsed = random.choice(self.HintsToUse.keys())
-            if len(NotUsed) != len(self.Used):
+            print(len(self.HintsToUse) + len(self.Used))
+            if len(self.HintsToUse) != len(self.Used):
+                print(len(self.HintsToUse) + len(self.Used))
                 while NotUsed in self.Used:
                     NotUsed = random.choice(self.HintsToUse.keys()) #Choose random hint that hasn't already been Used
+            elif len(self.Used) > 0:
+                return
             self.Used.append(NotUsed)
             return {'HintsToUse': NotUsed} #note to self dont let python get into endless notused loop
    
@@ -106,7 +111,7 @@ class CrowdXBlock(XBlock):
             for key in self.hints:
                 print(str(key))
                 print("still working here")
-                if str(key) == self.WrongAnswer[self.Used.index(str(data['id']))]:
+                if str(key) == self.WrongAnswers[self.Used.index(str(data['id']))]:
                     if str(data['submission']) not in self.hints[str(key)]:
                         tempdict = str(self.hints[str(key)]) #rate hint that is in hints 
                         tempdict = (ast.literal_eval(tempdict))

crowdxblock/static/html/crowdxblock.html

@@ -23,9 +23,6 @@
 <input id="caus" type="button" class="button" value="clearAllUserState">
 </p>
 
-
-        <section class="solution-span"><span id="solution_i4x-Me-19_002-problem-Numerical_Input_solution_1"></span></section></div>
-
       <section class="action">
         <input type="hidden" name="problem_id" value="Numerical Input">
 

crowdxblock/static/html/crowdxblock.html~

@@ -4,7 +4,7 @@
 </p>
       <span><br><span> Dummy Answer Input Here</span></span>
           <section id="studentinput" class="textinput">
-              <input type="text" name="studentanswer" id="studentsubmit" class="math" size="40">
+              <input type="text" name="studentanswer" id="studentsubmit" class="notmath" size="40">
 	<input id="studentanswer" type="button" class="button" value="Submit Answer">
 
 </div>

crowdxblock/static/js/src/crowdxblock.js

@@ -71,21 +71,23 @@ function CrowdXBlock(runtime, element){
 	$("#studentsubmit").val('');
 	$("#answer").val('');})
     function finish(){
-        $(".hintbutton").hide();
 	$('.Thankyou', element).text("Thankyou for your help!");
 	$('.correct', element).hide();
-	$(".hintansarea").hide();
+        $( ".hintansarea" ).empty();
     }
     function clearstates(){
-	$(".hintansarea").hide();
-        $(".hintbutton").hide();
+	$('.Thankyou', element).text();
+	$('.correct', element).hide();
+        $( ".hintansarea" ).empty();
         $("#answer").hide();
         $(".problem").hide();
     }
 
     function checkreply(result){
+	
 	if(result.correct == 1){ 
         console.debug("yay");
+	$('.correct', element).show();
 	$('.correct', element).text("You're correct! Please choose the best hint, or provide us with one of your own!");
         $.ajax({
             type: "POST",

crowdxblock/static/js/src/crowdxblock.js~

@@ -55,7 +55,7 @@ function CrowdXBlock(runtime, element){
 	$.ajax({
             type: "POST",
             url: runtime.handlerUrl(element, 'give_hint'),
-            data: JSON.stringify({"submission": $('#answer').val(), "id": $(".math").attr('id')}), //give hin for first incorrect answer
+            data: JSON.stringify({"submission": $('.math').val(), "id": $(".math").attr('id')}), //give hin for first incorrect answer
             success: finish
         });
 	$("#answer").val('');})
@@ -71,14 +71,14 @@ function CrowdXBlock(runtime, element){
 	$("#studentsubmit").val('');
 	$("#answer").val('');})
     function finish(){
-        $(".hintbutton").hide();
 	$('.Thankyou', element).text("Thankyou for your help!");
 	$('.correct', element).hide();
-	$(".hintansarea").hide();
+        $( ".hintansarea" ).empty();
     }
     function clearstates(){
-	$(".hintansarea").hide();
-        $(".hintbutton").hide();
+	$('.Thankyou', element).text();
+	$('.correct', element).hide();
+        $( ".hintansarea" ).empty();
         $("#answer").hide();
         $(".problem").hide();
     }
@@ -86,6 +86,7 @@ function CrowdXBlock(runtime, element){
     function checkreply(result){
 	if(result.correct == 1){ 
         console.debug("yay");
+	$('.correct', element).show();
 	$('.correct', element).text("You're correct! Please choose the best hint, or provide us with one of your own!");
         $.ajax({
             type: "POST",