Traceback (most recent call last):
  File "./master.py", line 98, in ff
    retval = f(*args, **kwargs)
  File "./master.py", line 212, in stanford
    errmsg = analyze(int(id))
  File "../db/stanford.py", line 240, in analyze
    text = unicode(doc.get_text(), 'utf-8')
TypeError: coercing to Unicode: need string or buffer, NoneType found