docs: def translate(text, target_lang='en', source_lang=None):
  	"""
  	Use the Google v2 API to translate the text. You had better have set
  	the API key on this function before calling it.
  	"""
  	url_base = 'https://www.googleapis.com/language/translate/v2'
  	params = dict(
  		key=translate.API_key,
  		q=text,
  		target=target_lang,
  	)
  	if source_lang:
  		params['source'] = source_lang
  	resp = requests.get(url_base, params=params)
  	resp.raise_for_status()
  	return resp.json()['data']['translations'][0]['translatedText']