cambridge.py

from bs4 import BeautifulSoup as bs
import requests, sys, re
from termcolor import colored

if len(sys.argv) < 2:
    print colored("Falta o argumento palavra: Tente 'python main.py palavra'", 'red')
    exit()
elif len(sys.argv) > 2:
    print colored("O programa so toma apenas um argumento, o primeiro argumento sera utilizado.", 'red')

page  = requests.get("http://dictionary.cambridge.org/us/dictionary/english/" + sys.argv[1])
soup = bs(page.text, "html.parser")

key = 0
for options in soup.find_all("div", { "class" : "di-head" }):
    print str(key) + ' - ' + re.sub(r'[\ \n]{2,}', '', options.h2.text)
    key += 1