grab a newick tree from timetree for your personal research and teaching use if you have the study id (passed in as a command line arg)

grab.py

#!/usr/bin/env python
import requests
import sys
durl = 'http://www.timetree.org/ajax/newick/publishedtree/download'
for i in sys.argv[1:]:
    url = 'http://www.timetree.org/api/widget/citation_data/{i}'.format(i=i)
    s = requests.Session()
    r = s.get(url)
    nr = s.post(durl, data={'export': 'newick', 'rank': 'na'})
    nr.raise_for_status()
    print(nr.text)