adapt insert_one calls to new return value

api/acquisitions.py

@@ -95,7 +95,7 @@ class Acquisitions(containers.ContainerList):
         json_body['files'] = []
         if 'timestamp' in json_body:
             json_body['timestamp'] = util.parse_timestamp(json_body['timestamp'])
-        return {'_id': str(self.dbc.insert_one(json_body))}
+        return {'_id': str(self.dbc.insert_one(json_body).inserted_id)}
 
     def get(self, sid):
         """Return the list of Session Acquisitions."""

api/collections.py

@@ -199,7 +199,7 @@ class Collections(containers.ContainerList):
         json_body['curator'] = self.uid
         json_body['timestamp'] = datetime.datetime.utcnow()
         json_body['permissions'] = [{'_id': self.uid, 'access': 'admin'}]
-        return {'_id': str(self.dbc.insert_one(json_body))}
+        return {'_id': str(self.dbc.insert_one(json_body).inserted_id)}
 
     def get(self):
         """Return the list of Collections."""

api/containers.py

@@ -244,7 +244,7 @@ class Container(base.RequestHandler):
         filepath = os.path.join(self.app.config['data_path'], str(_id)[-3:] + '/' + str(_id), filename)
         if self.request.GET.get('ticket') == '':    # request for download ticket
             ticket = util.download_ticket(self.request.client_addr, 'file', _id, filename, fileinfo['filesize'])
-            return {'ticket': self.app.db.downloads.insert_one(ticket)}
+            return {'ticket': self.app.db.downloads.insert_one(ticket).inserted_id}
         else:                                       # authenticated or ticketed (unauthenticated) download
             zip_member = self.request.GET.get('member')
             if self.request.GET.get('info', '').lower() in ('1', 'true'):

api/projects.py

@@ -110,7 +110,7 @@ class Projects(containers.ContainerList):
         json_body['public'] = json_body.get('public', False)
         json_body['files'] = []
         json_body['timestamp'] = datetime.datetime.utcnow()
-        return {'_id': str(self.dbc.insert_one(json_body))}
+        return {'_id': str(self.dbc.insert_one(json_body).inserted_id)}
 
     def get(self, uid=None, gid=None):
         """Return the User's list of Projects."""

api/sessions.py

@@ -100,7 +100,7 @@ class Sessions(containers.ContainerList):
         json_body['files'] = []
         if 'timestamp' in json_body:
             json_body['timestamp'] = util.parse_timestamp(json_body['timestamp'])
-        return {'_id': str(self.dbc.insert_one(json_body))}
+        return {'_id': str(self.dbc.insert_one(json_body).inserted_id)}
 
     def get(self, pid=None, gid=None):
         """Return the list of project or group sessions."""