requirement.py 文件源码

def is_requirement_exists(title):
    q = title_query(title)
    reqs = query_requirement(q)

    def fltr(r):
        print "Checking", unicode(r.title)
        return title in unicode(r.title)

    try:
        res = first(filter(fltr, reqs))
    except StopIteration:
        res = False
    return res