def label_tag(self, contents=None, attrs=None, label_suffix=None):
        contents = contents or self.label
        if label_suffix is None:
            label_suffix = (self.field.label_suffix if self.field.label_suffix is not None
                            else self.form.label_suffix)
        # Only add the suffix if the label does not end in punctuation.
        # Translators: If found as last label character, these punctuation
        # characters will prevent the default label_suffix to be appended to the label
        if label_suffix and contents and contents[-1] not in _(':?.!'):
            contents = format_html('{}{}', contents, label_suffix)
        widget = self.field.widget
        id_ = widget.attrs.get('id') or self.auto_id
        if id_:
            id_for_label = widget.id_for_label(id_)
            if id_for_label:
                attrs = dict(attrs or {}, **{'for': id_for_label})
            if self.field.required and hasattr(self.form, 'required_css_class'):
                attrs = attrs or {}
                if 'class' in attrs:
                    attrs['class'] += ' ' + self.form.required_css_class
                else:
                    attrs['class'] = self.form.required_css_class
            attrs = flatatt(attrs) if attrs else ''
            contents = format_html('<label{}>{}</label>', attrs, contents)
        else:
            contents = conditional_escape(contents)
        return mark_safe(contents)
caseversion is read-only
dataset/ETHPy150Open django/django/django/forms/boundfield.py/BoundField.label_tag--crossover with--dataset/ETHPy150Open mozilla/moztrap/tests/model/library/api/test_casestep_resource.py/CaseStepResourceTest.read_create_fields