def store(k, terms, shlf_path):
main_shlv = shelve.open(shlf_path, 'c')
for w in terms:
if w in main_shlv:
index = main_shlv[w]
else:
index = Index()
index.add_doc(int(k))
main_shlv[w] = index
main_shlv.close()
