Add pref_branch fixes #244

app/experimenter/experiments/admin.py

@@ -81,6 +81,7 @@ class ExperimentAdmin(admin.ModelAdmin):
                 'slug',
                 'pref_key',
                 'pref_type',
+                'pref_branch',
                 'firefox_channel',
                 'firefox_version',
                 'population_percent',

app/experimenter/experiments/models.py

@@ -90,7 +90,11 @@ class Experiment(models.Model):
         max_length=255,
         choices=PREF_TYPE_CHOICES,
     )
-    pref_branch = models.CharField(max_length=255, choices=PREF_BRANCH_CHOICES)
+    pref_branch = models.CharField(
+        max_length=255,
+        choices=PREF_BRANCH_CHOICES,
+        default=PREF_BRANCH_DEFAULT,
+    )
     firefox_version = models.CharField(max_length=255)
     firefox_channel = models.CharField(
         max_length=255, choices=CHANNEL_CHOICES, default=CHANNEL_NIGHTLY)

app/experimenter/experiments/serializers.py

@@ -59,6 +59,7 @@ class ExperimentSerializer(serializers.ModelSerializer):
             'pref_branch',
             'pref_key',
             'pref_type',
+            'pref_branch',
             'project_name',
             'project_slug',
             'reject_url',