How to use the pyhindsight.analysis.AnalysisSession function in pyhindsight

elif re.search(rename_re, user_input):
                    output_file = "{}_1.sqlite".format(output_file[:-7])
                    print("Renaming new output to {}".format(output_file))
                else:
                    print("Did not understand response.  Exiting... ")
                    sys.exit()

        analysis_session.generate_sqlite(output_file)

    print(banner)

    # Useful when Hindsight is run from a different directory than where the file is located
    real_path = os.path.dirname(os.path.realpath(sys.argv[0]))

    # Set up the AnalysisSession object, and transfer the relevant input arguments to it
    analysis_session = AnalysisSession()

    # parse_arguments needs the analysis_session as an input to set things like available decrypts
    args = parse_arguments(analysis_session)

    if args.output:
        analysis_session.output_name = args.output

    if args.cache:
        analysis_session.cache_path = args.cache

    analysis_session.selected_output_format = args.format
    analysis_session.browser_type = args.browser_type
    analysis_session.timezone = args.timezone

    if args.log == 'hindsight.log':
        args.log = os.path.join(real_path, args.log)

@bottle.route('/')
def main_screen():

    global analysis_session
    analysis_session = AnalysisSession()
    bottle_args = analysis_session.__dict__
    analysis_session.plugin_descriptions = get_plugins_info()
    bottle_args['plugins_info'] = analysis_session.plugin_descriptions
    return bottle.template(os.path.join('templates', 'run.tpl'), bottle_args)