.

rapids/models.py

@@ -37,6 +37,10 @@ def image_directory_path(instance, filename):
     return u"rapids/picture/{0}".format(filename)
 
 
+def get_answer_compare(string):
+    s = string.strip().lower()
+    s = s.translate(str.maketrans('', '', string.punctuation.replace("#", "")))
+    return s
 
 class Abnormality(models.Model):
     name = models.CharField(max_length=200,
@@ -101,12 +105,7 @@ class Answer(models.Model):
 
     def clean(self):
         if self.answer:
-            self.answer = self.answer.strip()
-
-            s = self.answer.lower()
-            s = s.translate(str.maketrans('', '', string.punctuation.replace("#", "")))
-
-            self.answer_compare = s
+            self.answer_compare = get_answer_compare(self.answer)
 
 
 @reversion.register
@@ -255,6 +254,14 @@ class Rapid(models.Model):
     def get_unmarked_answer_count(self):
         return len(self.get_unmarked_answers())
 
+    def get_compare_answers(self):
+        return set(
+            [
+                i.answer_compare
+                for i in self.answers.filter()
+            ]
+        )
+
     def get_marked_answers(self):
         return set(
             [
@@ -300,6 +307,18 @@ class Rapid(models.Model):
     #def GetNonFeedbackQuestionImages(self):
         #return self.get_images()
 
+    def get_suggested_answers(self):
+        answers = []
+        for r in self.region.all():
+            for a in self.abnormality.all():
+                answers.append("{} {}".format(r.name, a.name))
+
+        compare_answers = self.get_compare_answers()
+
+        new_answers = [a for a in answers if get_answer_compare(a) not in compare_answers]
+
+        return new_answers
+
 
 class RapidImage(models.Model):
     rapid = models.ForeignKey(Rapid,