typo fix + code garden

rhodecode/model/db.py

@@ -27,6 +27,7 b' import os'
 import logging
 import datetime
 import traceback
+import hashlib
 from collections import defaultdict
 
 from sqlalchemy import *
@@ -43,9 +44,8 b' from rhodecode.lib.utils2 import str2boo'
     safe_unicode
 from rhodecode.lib.compat import json
 from rhodecode.lib.caching_query import FromCache
+from rhodecode.model.meta import Base, Session
 
-from rhodecode.model.meta import Base, Session
-import hashlib
 
 URL_SEP = '/'
 log = logging.getLogger(__name__)
@@ -152,6 +152,7 b' class BaseModel(object):'
             return safe_str(self.__unicode__())
         return '<DB:%s>' % (self.__class__.__name__)
 
+
 class RhodeCodeSetting(Base, BaseModel):
     __tablename__ = 'rhodecode_settings'
     __table_args__ = (
@@ -1128,7 +1129,7 b' class CacheInvalidation(Base, BaseModel)'
             try:
                 inv_obj = CacheInvalidation(key, org_key)
                 Session.add(inv_obj)
-                #Session.commit()
+                Session.commit()
             except Exception:
                 log.error(traceback.format_exc())
                 Session.rollback()