gistfile1.py

class ImportFieldForm(LazyModelForm):

    label = forms.ChoiceField(choices=(), required=False)
    header = forms.ChoiceField(choices=(), required=False, error_messages={'valid': 'Please choose a star rating'})
    class Meta:
        model = ImportField
    def __init__(self, *args, **kwargs):
        self.labels = kwargs.pop('labels')
        self.headers = kwargs.pop('headers')
        self.helper = FormHelper()
        self.helper.form_tag = False
        self.helper.layout = Layout(
            MultiField('',
                'header',
                'label',
                'DELETE',
            ),
        )
        super(ImportFieldForm, self).__init__(*args, **kwargs)
# TO DO --  GET VALUE OF selected HEADER and BASED ON HEADER DISPLAY TEXT WIDGET OR CHOICES WIDGET
        header = self.data.get('header', None)
        if header:
            print header # should print the selected header
        self.fields['header'].choices = list((x, x) for x in self.headers)
        self.fields['header'].choices = [('', ''), ] + self.fields['header'].choices
        self.fields['label'].choices = ((x, x) for x in self.labels)
        self.fields['label'].choices = [('', ''), ] + self.fields['label'].choices