def add_link_(s, addee):
    if s.startswith('http'):
        a = '<a href="{0}" target="_blank">'.format(s)
        a += addee
        a += '</a>'
        return a
Returns <a href="s">addee</a> 
dataset/ETHPy150Open inpho/vsm/vsm/extensions/htrc.py/add_link_