<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def getPhotos(self, tags='', per_page='', page=''):
 """Get a list of photo objects for this group"""

        method = 'flickr.groups.pools.getPhotos'
        data = _doget(method, group_id=self.id, tags=tags,\
                      per_page=per_page, page=page)
        photos = []
        for photo in data.rsp.photos.photo:
            photos.append(_parse_photo(photo))
        return photos