```ruby
namespace :rahani do
  desc "Import transactions from an OFX file"
  task :import, [:account_id, :file] => :environment do |t, args|
    begin
      account = Account.find(args[:account_id])
      ofx_file = File.open(args[:file])

      creator = StatementCreator.new(:account => account, :file => ofx_file)

      if creator.save
        puts "Imported #{creator.statement.transactions.count} transactions into #{account.name}."
      else
        puts "Error: #{creator.errors.messages.map {|k,v| "#{k} #{v.join(', ')}."}.join}"
      end

    rescue StandardError => e
      puts "Error: #{e.message}"
      exit 1
    end
  end
end
```

Add rake task to re-run sorting rules on unsorted transactions.
user
```ruby
namespace :rahani do
  desc "Import transactions from an OFX file"
  task :import, [:account_id, :file] => :environment do |t, args|
    begin
      account = Account.find(args[:account_id])
      ofx_file = File.open(args[:file])

      creator = StatementCreator.new(:account => account, :file => ofx_file)

      if creator.save
        puts "Imported #{creator.statement.transactions.count} transactions into #{account.name}."
      else
        puts "Error: #{creator.errors.messages.map {|k,v| "#{k} #{v.join(', ')}."}.join}"
      end

    rescue StandardError => e
      puts "Error: #{e.message}"
      exit 1
    end
  end

  desc "Re-run sorting rules on unsorted transactions"
  task :sort => :environment do
    count = 0
    Transaction.unsorted.each do |t|
      sorter = TransactionSorter.new(t)
      sorter.sort

      count += 1 if sorter.sorted_transaction.present?
    end

    puts "Sorted #{count} transactions."
  end
end
```
assistant