Changed sort() argument to use key=

 - Legacy-Id: 16314

Author: levkowetz

ietf/meeting/models.py

@@ -34,7 +34,7 @@
 from ietf.utils.models import ForeignKey
 
 countries = list(pytz.country_names.items())
-countries.sort(lambda x,y: cmp(x[1], y[1]))
+countries.sort(key=lambda x: x[1])
 
 timezones = []
 for name in pytz.common_timezones: