from core.models.xosbase import *
{% for m in proto.messages %}
from models_decl import {{ m.name }}_decl
{%- endfor %}

{% for m in proto.messages %}
{% for l in m.links %}{% set peer_name=l.peer.name -%}
{% if peer_name not in proto.message_names -%}
from core.models import {{ peer_name }} 
{% endif -%}
{% endfor -%}
{% endfor -%}

{% for m in proto.messages %}
class {{ m.name }}({{ m.name }}_decl):
   class Meta:
        proxy = True 

{% endfor %}
+++ models.py