Update model

app/polls/models.py

@@ -1,12 +1,22 @@
+import datetime
 from django.db import models
-
+from django.utils import timezone
 
 class Question(models.Model):
     question_text = models.CharField(max_length=200)
     pub_date = models.DateTimeField('date published')
 
+    def __str__(self):
+        return self.question_text
+    
+    def was_published_recently(self):
+        return self.pub_date >= timezone.now() - datetime.timedelta(days=1)
+
 
 class Choice(models.Model):
     question = models.ForeignKey(Question, on_delete=models.CASCADE)
     choice_text = models.CharField(max_length=200)
-    votes = models.IntegerField(default=0)
+    votes = models.IntegerField(default=0)
+
+    def __str__(self):
+        return self.choice_text