use_l10n set to None and use_tz set to None. call the method Context.__init__ with 5 arguments: self, dict_, current_app as current_app, use_l10n as use_l10n, use_tz as use_tz.
Context . __init__ ( self , dict_ , current_app = current_app , use_l10n = use_l10n , use_tz = use_tz )