def _inherited_value(self, attr_name):
    "\n        Return the attribute value, e.g. 'width' of the base placeholder this\n        placeholder inherits from.\n        "
    base_placeholder = self._base_placeholder
    if (base_placeholder is None):
        return None
    inherited_value = getattr(base_placeholder, attr_name)
    return inherited_value
Return the attribute value, e.g. 'width' of the base placeholder this
placeholder inherits from.
def _inherited_value(self, attr_name):
    "\n        Return the attribute value, e.g. 'width' of the base placeholder this\n        placeholder inherits from.\n        "
    base_placeholder = self._base_placeholder
    if (base_placeholder is None):
        return None
    inherited_value = getattr(base_placeholder, attr_name)
    return inherited_value