new_contents: """
  To each region, let's add the number of users that tweeted in the region.
  
  """
  import json
  import pymongo
  import twitterproj
  
  def via_json():
      json_files = [
          'json/grids.states.bot_filtered.users.json',
          'json/grids.counties.bot_filtered.users.json',
          'json/grids.squares.bot_filtered.users.json'
      ]
  
      db = twitterproj.connect()
      collections = [
          db.grids.states.bot_filtered,
          db.grids.counties.bot_filtered,
          db.grids.squares.bot_filtered,
      ]
  
      keys = [
          'fips',
          'geoid',
          '_id',
      ]
  
      for fn, coll, key in zip(json_files, collections, keys):
          print fn
          avoid = {'min', 'max', 'norm'}
          with open(fn) as f:
              userCounts = json.load(f)
  
          uc = {}
          for k, v in userCounts.items():
              if k in avoid:
                  continue
              elif key == '_id':
                  # The keys need to be int.
                  k = int(k)
              uc[k] = v
          userCounts = uc
  
          for k, count in userCounts.items():
              if k in avoid:
                  continue
              coll.update({key:k}, {"$set": {"user_count": count}}, upsert=False)
  
          coll.create_index([("user_count", pymongo.DESCENDING)])
  
  
subject: Add script used to add user counts stored in json file. Still need to modify this so that it is built directly.