red: Update the files formatted with black

Signed-off-by: Sayan Chowdhury <sayan.chowdhury2012@gmail.com>

Author: sayanchowdhury

junction/devices/models.py

@@ -27,4 +27,4 @@ class Device(TimeAuditModel):
     )
 
     def __unicode__(self):
-        return u"uuid: {}, is_verified: {}".format(self.uuid, self.is_verified)
+        return "uuid: {}, is_verified: {}".format(self.uuid, self.is_verified)

junction/schedule/models.py

@@ -57,7 +57,7 @@ class ScheduleItem(AuditModel):
     conference = models.ForeignKey(Conference, on_delete=models.CASCADE)
 
     def __unicode__(self):
-        return u"{} - {} on {} from {} to {} in {}".format(
+        return "{} - {} on {} from {} to {} in {}".format(
             self.conference,
             self.name,
             self.event_date,
@@ -90,9 +90,7 @@ def to_response(self, request):
         }
         if self.session:
             session = self.session
-            author = u"{} {}".format(
-                session.author.first_name, session.author.last_name
-            )
+            author = "{} {}".format(session.author.first_name, session.author.last_name)
             data["session"] = {
                 "id": session.id,
                 "title": session.title,

junction/tickets/management/commands/explara.py

@@ -12,7 +12,7 @@ class Explara(object):
 
     def __init__(self, access_token):
         self.access_token = access_token
-        self.headers = {"Authorization": u"Bearer " + self.access_token}
+        self.headers = {"Authorization": "Bearer " + self.access_token}
         self.base_url = "https://www.explara.com/api/e/{0}"
 
     def get_events(self):

tests/integrations/test_feedback_api.py

@@ -160,10 +160,10 @@ def test_feedback_with_wrong_choice_value(self):
         self.client.credentials(HTTP_AUTHORIZATION="Token " + str(self.device.uuid))
         res = self.client.post("/api/v1/feedback/", data, format="json")
 
-        msg = u"The multiple choice value isn't associated with question"
+        msg = "The multiple choice value isn't associated with question"
 
         assert res.status_code == status.HTTP_400_BAD_REQUEST
-        assert res.data == {"choices": [{u"non_field_errors": [msg]}]}
+        assert res.data == {"choices": [{"non_field_errors": [msg]}]}
 
     def test_feedback_with_missing_required_text_data(self):
         choice = [