Scrape locally-saved Pinterest web pages

PinterestScraper.py

#!/usr/bin/env python
import os
import sys
import urllib2
from bs4 import BeautifulSoup

# Base URL for Pinterest.
base_url = 'http://pinterest.com'
html_file = sys.argv[1]

file_in = open(html_file,'r')
newfile = os.path.splitext(html_file)[0] + '.txt'

with open (newfile, 'w') as file_out:

    soup = BeautifulSoup(file_in,'html.parser')
    # Find all the articles on each page.
    for pin in soup.find_all('div', {'class': ['PinRep','GrowthUnauthPin_brioPin']}):
        title = pin.h3
        if title is None:
            title = ''
        else:
            title = title.contents[0].encode('utf-8')

        description = pin.p

        if description is None:
            description = ''

        elif len(description.contents) < 1:
            description = ''

        else:
            description = description.contents[0].encode('utf-8')

        file_out.write(title + description)