Traduções no Django

# models.py
from django.conf import settings
from django.db import models
from django.utils.translation import ugettext_lazy as _ 
class Client(models.Model):
    '''Cliente'''
    name = models.CharField(verbose_name=_('Name'), max_length=50)
    email = models.EmailField(verbose_name=_('Email'), blank=True, null= True)
    phone = models.CharField(verbose_name=_('Phone'), max_length=15)
    city = models.CharField(verbose_name=_('City'), max_length=255, default='')

python manage.py makemessages -l 'pt_BR'

python manage.py compilemessages