def _init_caption_generator(request):
"""Initialze the caption generator by calculating the frequency table.
Args:
request (HttpRequest): request object.
"""
scraper = NewYorkerScraper()
try:
recent_winners = scraper.get_latest_winners()
except RuntimeError:
return None
freq_table = get_freq_table(recent_winners)
request.session['freq_table'] = freq_table
return freq_table
def get_context_data(self, **kwargs):
"""Set the image location of the caption contest in the view."""
context = super(IndexView, self).get_context_data(**kwargs)
# store the recent winning captions and image source in the session
try:
caption_image_src = self.request.session['caption_image_src']
except KeyError:
scraper = NewYorkerScraper()
caption_image_src = scraper.get_current_contest_image_src()
self.request.session['caption_image_src'] = caption_image_src
context['caption_image_src'] = caption_image_src
return context
