You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: monitoring_service.rb
    path of file: ./repos/coursemology2/app/services/course/assessment
    
    the code of the file until where you have to start completion: # frozen_string_literal: true
class Course::Assessment::MonitoringService
  class << self
    de
    
  def unblock(session_password)
    return true unless @assessment.session_password_protected?

    if @assessment.session_password == session_password
      set_browser_session_unblocked!
      return true
    end