old_contents: import requests
  from lxml import etree
  from functools import wraps
  import os
  import urlparse
  import time
  import psycopg2
  
  
  def connectDB(wrapped):
      @wraps(wrapped)
      def inner(*args, **kwargs):
          urlparse.uses_netloc.append("postgres")
          url = urlparse.urlparse(os.environ["DATABASE_URL"])
          conn = psycopg2.connect(
              database=url.path[1:],
              user=url.username,
              password=url.password,
              host=url.hostname,
              port=url.port
          )
          cur = conn.cursor()
          ret = wrapped(conn, cur, *args, **kwargs)
          conn.commit()
          cur.close()
          conn.close()
          return ret
      return inner
  
  
  @connectDB
  def scrape(*args):
      conn, cur = args[:1]
      genre_page = etree.HTML(requests.get('http://www.imdb.com/genre').content)
      genres = [x.lower() for x in genre_page.xpath('//table[@class="splash"]//a/text()')]
      url = 'http://www.imdb.com/search/title?at=0&genres=<g>&sort=user_rating&start=<s>&title_type=feature'
      for genre in genres:
          url2 = url.replace('<g>', genre)
          for start in xrange(1, 751, 50):
              page_url = url2.replace('<s>', str(start))
              page = etree.HTML(requests.get(page_url).content)
              movies = page.xpath('//td[@class="title"]/a/text()')
              for i, movie in enumerate(movies):
                  try:
                      print genre, str(start+i), title 
                      cur.execute('INSERT INTO MOVIES (TITLE) VALUES (%s)', (movie,))
                  except psycopg2.IntegrityError:
                      print 'ERROR !'
                      pass
              conn.commit()
              time.sleep(1)
          time.sleep(2.5)
  
  
  scrape()
  
new_contents: import requests
  from lxml import etree
  from functools import wraps
  import os
  import urlparse
  import time
  import psycopg2
  
  
  def connectDB(wrapped):
      @wraps(wrapped)
      def inner(*args, **kwargs):
          urlparse.uses_netloc.append("postgres")
          url = urlparse.urlparse(os.environ["DATABASE_URL"])
          conn = psycopg2.connect(
              database=url.path[1:],
              user=url.username,
              password=url.password,
              host=url.hostname,
              port=url.port
          )
          cur = conn.cursor()
          ret = wrapped(conn, cur, *args, **kwargs)
          conn.commit()
          cur.close()
          conn.close()
          return ret
      return inner
  
  
  @connectDB
  def scrape(*args):
      conn, cur = args[:2]
      genre_page = etree.HTML(requests.get('http://www.imdb.com/genre').content)
      genres = [x.lower() for x in genre_page.xpath('//table[@class="splash"]//a/text()')]
      url = 'http://www.imdb.com/search/title?at=0&genres=<g>&sort=user_rating&start=<s>&title_type=feature'
      for genre in genres:
          url2 = url.replace('<g>', genre)
          for start in xrange(1, 751, 50):
              page_url = url2.replace('<s>', str(start))
              page = etree.HTML(requests.get(page_url).content)
              movies = page.xpath('//td[@class="title"]/a/text()')
              for i, movie in enumerate(movies):
                  try:
                      print genre, str(start+i), title 
                      cur.execute('INSERT INTO MOVIES (TITLE) VALUES (%s)', (movie,))
                  except psycopg2.IntegrityError:
                      print 'ERROR !'
                      pass
              conn.commit()
              time.sleep(1)
          time.sleep(2.5)
  
  
  scrape()
  
subject: Fix slice statement