forms.py 文件源码

def append_submit(self, label):
        btn = bootstrap.StrictButton(label, css_class='btn-primary', type="submit")
        if self.is_horizontal:
            self.append_field(
                layout.Div(
                    layout.Div(
                        btn,
                        css_class=self._grid_class('label', offset=True) + self._grid_class('field')),
                    css_class="form-group"
                )
            )
        else:
            self.append_field(btn)