def get_initial(self):
    client = self.kwargs.get('pk', None)
    if client:
        self.kwargs['client'] = client
    return self.kwargs

def __init__(self, *args, **kwargs):
    super(DetailForm, self).__init__(*args, **kwargs)
    if kwargs.get('initial', None) and kwargs['initial'].get('client', None):
        self.fields['client'].widget.attrs[u'ng-readonly'] = 'true'

def inireadonly(attrs, i):
    field = ngmodel(i)
    return addattr(attrs, 'ng-readonly=readonly_{0}'.format(field))

self.fields['client'].widget.attrs[u'ng-readonly'] = 'true || '

def inireadonly(attrs, i):
    field = ngmodel(i)
    if attrs.get('ng-readonly', None) is None:
        attrs = addattr(attrs, 'ng-readonly=readonly_{0}'.format(field))
    return attrs

self.fields['client'].widget.attrs[u'ng-disabled'] = 'true'