How to use the pymisp.mispevent.MISPAttribute function in pymisp

if 'errors' in normalized_response:
            return normalized_response

        if return_format == 'json' and self.global_pythonify or pythonify:
            # The response is in json, we can convert it to a list of pythonic MISP objects
            to_return = []
            if controller == 'events':
                for e in normalized_response:
                    me = MISPEvent()
                    me.load(e)
                    to_return.append(me)
            elif controller == 'attributes':
                # FIXME: obvs, this is hurting my soul. We need something generic.
                for a in normalized_response.get('Attribute'):
                    ma = MISPAttribute()
                    ma.from_dict(**a)
                    if 'Event' in ma:
                        me = MISPEvent()
                        me.from_dict(**ma.Event)
                        ma.Event = me
                    if 'RelatedAttribute' in ma:
                        related_attributes = []
                        for ra in ma.RelatedAttribute:
                            r_attribute = MISPAttribute()
                            r_attribute.from_dict(**ra)
                            if 'Event' in r_attribute:
                                me = MISPEvent()
                                me.from_dict(**r_attribute.Event)
                                r_attribute.Event = me
                            related_attributes.append(r_attribute)
                        ma.RelatedAttribute = related_attributes

In that case, the pythonified response is the following: {'attributes': [MISPAttribute], 'errors': {errors by attributes}}'''
        event_id = self.__get_uuid_or_id_from_abstract_misp(event)
        new_attribute = self._prepare_request('POST', f'attributes/add/{event_id}', data=attribute)
        new_attribute = self._check_response(new_attribute, expect_json=True)
        if isinstance(attribute, list):
            # Multiple attributes were passed at once, the handling is totally different
            if self._old_misp((2, 4, 113), '2020-01-01', sys._getframe().f_code.co_name):
                return new_attribute
            if not (self.global_pythonify or pythonify):
                return new_attribute
            to_return = {'attributes': []}
            if 'errors' in new_attribute:
                to_return['errors'] = new_attribute['errors']

            for new_attr in new_attribute['Attribute']:
                a = MISPAttribute()
                a.from_dict(**new_attr)
                to_return['attributes'].append(a)
            return to_return

        if ('errors' in new_attribute and new_attribute['errors'][0] == 403
                and new_attribute['errors'][1]['message'] == 'You do not have permission to do that.'):
            # At this point, we assume the user tried to add an attribute on an event they don't own
            # Re-try with a proposal
            return self.add_attribute_proposal(event_id, attribute, pythonify)
        if not (self.global_pythonify or pythonify) or 'errors' in new_attribute:
            return new_attribute
        a = MISPAttribute()
        a.from_dict(**new_attribute)
        return a

def attributes(self, pythonify: bool=False):
        attributes = self._prepare_request('GET', f'attributes/index')
        attributes = self._check_response(attributes, expect_json=True)
        if not (self.global_pythonify or pythonify) or 'errors' in attributes:
            return attributes
        to_return = []
        for attribute in attributes:
            a = MISPAttribute()
            a.from_dict(**attribute)
            to_return.append(a)
        return to_return

def add_attribute(self, type, value, **kwargs):
        """Add an attribute. type and value are required but you can pass all
        other parameters supported by MISPAttribute"""
        attr_list = []
        if isinstance(value, list):
            attr_list = [self.add_attribute(type=type, value=a, **kwargs) for a in value]
        else:
            attribute = MISPAttribute(describe_types=self.describe_types)
            attribute.from_dict(type=type, value=value, **kwargs)
            self.attributes.append(attribute)
        self.edited = True
        if attr_list:
            return attr_list
        return attribute

def _prepare_full_attribute(self, category, type_value, value, to_ids, comment=None, distribution=None, **kwargs):
        """Initialize a new MISPAttribute from scratch"""
        misp_attribute = MISPAttribute(self.describe_types)
        misp_attribute.from_dict(type=type_value, value=value, category=category,
                                 to_ids=to_ids, comment=comment, distribution=distribution, **kwargs)
        return misp_attribute

me = MISPEvent()
                    me.load(e)
                    to_return.append(me)
            elif controller == 'attributes':
                # FIXME: obvs, this is hurting my soul. We need something generic.
                for a in normalized_response.get('Attribute'):
                    ma = MISPAttribute()
                    ma.from_dict(**a)
                    if 'Event' in ma:
                        me = MISPEvent()
                        me.from_dict(**ma.Event)
                        ma.Event = me
                    if 'RelatedAttribute' in ma:
                        related_attributes = []
                        for ra in ma.RelatedAttribute:
                            r_attribute = MISPAttribute()
                            r_attribute.from_dict(**ra)
                            if 'Event' in r_attribute:
                                me = MISPEvent()
                                me.from_dict(**r_attribute.Event)
                                r_attribute.Event = me
                            related_attributes.append(r_attribute)
                        ma.RelatedAttribute = related_attributes
                    if 'Sighting' in ma:
                        sightings = []
                        for sighting in ma.Sighting:
                            s = MISPSighting()
                            s.from_dict(**sighting)
                            sightings.append(s)
                        ma.Sighting = sightings
                    to_return.append(ma)
            elif controller == 'objects':

'''Update an attribute on a MISP instance'''
        if attribute_id is None:
            attribute_id = self.__get_uuid_or_id_from_abstract_misp(attribute)
        else:
            attribute_id = self.__get_uuid_or_id_from_abstract_misp(attribute_id)
        updated_attribute = self._prepare_request('POST', f'attributes/edit/{attribute_id}', data=attribute)
        updated_attribute = self._check_response(updated_attribute, expect_json=True)
        if 'errors' in updated_attribute:
            if (updated_attribute['errors'][0] == 403
                    and updated_attribute['errors'][1]['message'] == 'You do not have permission to do that.'):
                # At this point, we assume the user tried to update an attribute on an event they don't own
                # Re-try with a proposal
                return self.update_attribute_proposal(attribute_id, attribute, pythonify)
        if not (self.global_pythonify or pythonify) or 'errors' in updated_attribute:
            return updated_attribute
        a = MISPAttribute()
        a.from_dict(**updated_attribute)
        return a

def update_attribute(self, attribute_id, attribute):
        """Update an attribute

        :param attribute_id: Attribute id/uuid to update
        :param attribute: Attribute as JSON object / string to add
        """
        url = urljoin(self.root_url, 'attributes/{}'.format(attribute_id))
        if isinstance(attribute, MISPAttribute):
            attribute = attribute.to_json()
        elif not isinstance(attribute, basestring):
            attribute = json.dumps(attribute)
        response = self._prepare_request('POST', url, attribute)
        return self._check_response(response)

def get_attribute(self, attribute: Union[MISPAttribute, int, str, UUID], pythonify: bool=False):
        '''Get an attribute from a MISP instance'''
        attribute_id = self.__get_uuid_or_id_from_abstract_misp(attribute)
        attribute = self._prepare_request('GET', f'attributes/view/{attribute_id}')
        attribute = self._check_response(attribute, expect_json=True)
        if not (self.global_pythonify or pythonify) or 'errors' in attribute:
            return attribute
        a = MISPAttribute()
        a.from_dict(**attribute)
        return a