PecomCityLookupView return json list of PEC branches for Select2 widget.  Depends on Oscar's CheckoutSessionMixin as we should get shipping method from database.
PecomCityLookupView return json list of PEC branches for Select2 widget.  Depends on Oscar's CheckoutSessionMixin as we should get shipping method from database.

okfish/django-oscar-shipping,okfish/django-oscar-shipping,okfish/django-oscar-shipping