diff --git a/app/blueprints/thumbnails/__init__.py b/app/blueprints/thumbnails/__init__.py
index 820d228..109cc0c 100644
--- a/app/blueprints/thumbnails/__init__.py
+++ b/app/blueprints/thumbnails/__init__.py
@@ -25,7 +25,7 @@ from PIL import Image
 ALLOWED_RESOLUTIONS=[(100,67), (270,180), (350,233)]
 
 def mkdir(path):
-	assert(path != "" and path is not None)
+	assert path != "" and path is not None
 	if not os.path.isdir(path):
 		os.mkdir(path)
 
diff --git a/app/models.py b/app/models.py
index 736a0dc..34b689c 100644
--- a/app/models.py
+++ b/app/models.py
@@ -752,7 +752,7 @@ class PackageRelease(db.Model):
 				not self.package.checkPerm(user, Permission.APPROVE_RELEASE):
 			return False
 
-		assert(self.task_id is None and self.url is not None and self.url != "")
+		assert self.task_id is None and self.url is not None and self.url != ""
 
 		self.approved = True
 		return True
diff --git a/app/tasks/phpbbparser.py b/app/tasks/phpbbparser.py
index d3e1231..3df8470 100644
--- a/app/tasks/phpbbparser.py
+++ b/app/tasks/phpbbparser.py
@@ -121,7 +121,7 @@ def parseForumListPage(id, page, out, extra=None):
 
 		if id in out:
 			print("   - got {} again, title: {}".format(id, title))
-			assert(title == out[id]['title'])
+			assert title == out[id]['title']
 			return False
 
 		row = {
diff --git a/app/utils.py b/app/utils.py
index 5d1c8da..983111c 100644
--- a/app/utils.py
+++ b/app/utils.py
@@ -46,13 +46,13 @@ def randomString(n):
 	return ''.join(random.choice(string.ascii_lowercase + \
 			string.ascii_uppercase + string.digits) for _ in range(n))
 
-assert(os.path.isdir(app.config["UPLOAD_DIR"]), "UPLOAD_DIR must exist")
-
 def doFileUpload(file, fileType, fileTypeDesc):
 	if not file or file is None or file.filename == "":
 		flash("No selected file", "error")
 		return None
 
+	assert os.path.isdir(app.config["UPLOAD_DIR"]), "UPLOAD_DIR must exist"
+
 	allowedExtensions = []
 	isImage = False
 	if fileType == "image":
diff --git a/docker-compose.yml b/docker-compose.yml
index 40b345f..a8b8ebb 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -22,6 +22,8 @@ services:
       - 5123:5123
     volumes:
       - "./data/uploads:/var/cdb/uploads"
+      - "./app:/source/app"
+      - "./migrations:/source/migrations"
     depends_on:
       - db
       - redis
@@ -35,6 +37,7 @@ services:
       - FLASK_CONFIG=../config.cfg
     volumes:
       - "./data/uploads:/var/cdb/uploads"
+      - "./app:/home/cdb/app"
     depends_on:
       - redis
 
diff --git a/utils/reload.sh b/utils/reload.sh
new file mode 100755
index 0000000..e399515
--- /dev/null
+++ b/utils/reload.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+docker exec -it contentdb_app_1 sh -c "cp -r /source/* ."