change most double quotes to single quotes

app/models.py

@@ -4,10 +4,10 @@ from flask import current_app
 import time
 
 class Users(Model):
-    table = "users"
+    table = 'users'
 
     def get_avatar_url(self):
-        return Avatars.find({"id": self.avatar_id}).file_path
+        return Avatars.find({'id': self.avatar_id}).file_path
 
     def is_default_avatar(self):
         return int(Avatars.find({'id': self.avatar_id}).id) == 1
@@ -104,7 +104,7 @@ class Users(Model):
 
 
 class Topics(Model):
-    table = "topics"
+    table = 'topics'
 
     @classmethod
     def get_list(_cls):
@@ -131,12 +131,12 @@ class Topics(Model):
                 topics.sort_order ASC"""
         return db.query(q)
 
-    def get_threads(self, per_page, page, sort_by = "activity"):
-        order_clause = ""
-        if sort_by == "thread":
-            order_clause = "ORDER BY threads.is_stickied DESC, threads.created_at DESC"
+    def get_threads(self, per_page, page, sort_by = 'activity'):
+        order_clause = ''
+        if sort_by == 'thread':
+            order_clause = 'ORDER BY threads.is_stickied DESC, threads.created_at DESC'
         else:
-            order_clause = "ORDER BY threads.is_stickied DESC, latest_post_created_at DESC"
+            order_clause = 'ORDER BY threads.is_stickied DESC, latest_post_created_at DESC'
 
         q = """
             SELECT
@@ -168,7 +168,7 @@ class Topics(Model):
                 users u ON u.id = posts.user_id
             WHERE
             threads.topic_id = ?
-        """ + order_clause + " LIMIT ? OFFSET ?"
+        """ + order_clause + ' LIMIT ? OFFSET ?'
 
         return db.query(q, self.id, per_page, (page - 1) * per_page)
 
@@ -206,10 +206,10 @@ class Topics(Model):
 
 
 class Threads(Model):
-    table = "threads"
+    table = 'threads'
 
     def get_posts(self, limit, offset):
-        q = Posts.FULL_POSTS_QUERY + " WHERE posts.thread_id = ? ORDER BY posts.created_at ASC LIMIT ? OFFSET ?"
+        q = Posts.FULL_POSTS_QUERY + ' WHERE posts.thread_id = ? ORDER BY posts.created_at ASC LIMIT ? OFFSET ?'
         return db.query(q, self.id, limit, offset)
 
     def get_posts_rss(self):
@@ -263,23 +263,23 @@ class Posts(Model):
         LEFT JOIN
             user_badges ON users.id = user_badges.user_id"""
 
-    table = "posts"
+    table = 'posts'
 
     def get_full_post_view(self):
         q = f'{self.FULL_POSTS_QUERY} WHERE posts.id = ?'
         return db.fetch_one(q, self.id)
 
 class PostHistory(Model):
-    table = "post_history"
+    table = 'post_history'
 
 class Sessions(Model):
-    table = "sessions"
+    table = 'sessions'
 
 class Avatars(Model):
-    table = "avatars"
+    table = 'avatars'
 
 class Subscriptions(Model):
-    table = "subscriptions"
+    table = 'subscriptions'
 
     def get_unread_count(self):
         q = """SELECT COUNT(*) AS unread_count
@@ -316,15 +316,15 @@ class APIRateLimits(Model):
             return False
 
 class Reactions(Model):
-    table = "reactions"
+    table = 'reactions'
 
     @classmethod
     def for_post(cls, post_id):
         qb = db.QueryBuilder(cls.table)\
-            .select("reaction_text, COUNT(*) as c")\
-            .where({"post_id": post_id})\
-            .group_by("reaction_text")\
-            .order_by("c", False)
+            .select('reaction_text, COUNT(*) as c')\
+            .where({'post_id': post_id})\
+            .group_by('reaction_text')\
+            .order_by('c', False)
         result = qb.all()
         return result if result else []
 
@@ -342,7 +342,7 @@ class Reactions(Model):
 
 
 class PasswordResetLinks(Model):
-    table = "password_reset_links"
+    table = 'password_reset_links'
 
 
 class InviteKeys(Model):
@@ -446,7 +446,7 @@ class BadgeUploads(Model):
 
     @classmethod
     def get_for_user(cls, user_id):
-        q = "SELECT * FROM badge_uploads WHERE user_id = ? OR user_id IS NULL ORDER BY uploaded_at"
+        q = 'SELECT * FROM badge_uploads WHERE user_id = ? OR user_id IS NULL ORDER BY uploaded_at'
         res = db.query(q, int(user_id))
         return [cls.from_data(row) for row in res]