dj_no_colon.py

"""
Prevent Django form to automatically append colon ':' after labels when rendering forms
"""

class NoColonSuffixFormMixin:
    """
    Prevent ':' suffix to be added on fields labels

    Usage:

        class MyForm(NoColonSuffixFormMixin, forms.Form):
            pass
    """

    def __init__(self, *args: Any, **kwargs: Any) -> None:
        super().__init__(*args, **kwargs)
        self.label_suffix = ""


class NoColonSuffixFormViewMixin:
    """
    Prevent ':' suffix to be added on fields labels, on form displayed via a CBV FormView.

    Usage:

        class MyFormView(NoColonSuffixFormViewMixin, FormView):
            form_class = MyForm
    """

    def get_form_kwargs(self, *args: Any, **kwargs: Any) -> dict[str, Any]:
        kwargs = super().get_form_kwargs(*args, **kwargs)
        # When unset, form.label_form take ':' as default value
        kwargs["label_suffix"] = ""
        return kwargs