import logging
-import sqlalchemy.sql.expression as expr
+from calendar import timegm
from datetime import datetime
+
+import sqlalchemy.sql.expression as expr
from sqlalchemy.orm import aliased
-from xonstat.models import *
-from xonstat.util import *
+from xonstat.models import DBSession, Server, Map, Game, PlayerGameStat, GameType
+from xonstat.util import pretty_date, html_colors
log = logging.getLogger(__name__)