How to use the docassemble.base.functions function in docassemble

def __init__(self, *pargs, **kwargs):
        if len(pargs) > 0:
            if ':' in pargs[0]:
                raise Exception("MachineLearner: you cannot use a colon in a machine learning name")
            question = docassemble.base.functions.get_current_question()
            if question is not None:
                self.group_id = question.interview.get_ml_store() + ':' + pargs[0]
            else:
                self.group_id = pargs[0]
        if len(pargs) > 1:
            self.initial_file = pargs[1]
        if 'group_id' in kwargs:
            self.group_id = kwargs['group_id']
        if 'initial_file' in kwargs:
            self.initial_file = kwargs['initial_file']
        if kwargs.get('use_initial_file', False):
            question = docassemble.base.functions.get_current_question()
            if question is not None:
                self.initial_file = question.interview.get_ml_store()
        self.reset_counter = 0
    def reset(self):

formatter = '%0' + text_type(len(text_type(max_pages))) + 'd'
    for page in range(1, max_pages):
        page_file = dict()
        test_path = file_info['path'] + 'page-in-progress'
        if os.path.isfile(test_path):
            while (os.path.isfile(test_path) and time.time() - os.stat(test_path)[stat.ST_MTIME]) < 30:
                if not os.path.isfile(test_path):
                    break
                time.sleep(1)
        page_file['extension'] = 'png'
        page_file['path'] = file_info['path'] + 'page-' + formatter % page
        page_file['fullpath'] = page_file['path'] + '.png'
        if not os.path.isfile(page_file['fullpath']):
            server.fg_make_png_for_pdf_path(file_info['path'] + '.pdf', 'page')
        if os.path.isfile(page_file['fullpath']):
            output += text_type(image_for_docx(docassemble.base.functions.DALocalFile(page_file['fullpath']), docassemble.base.functions.this_thread.current_question, docassemble.base.functions.this_thread.misc.get('docx_template', None), width=width))
        else:
            output += "[Error including page image]"
        output += ' '
    return(output)

def __unicode__(self):
        return docassemble.base.functions.comma_and_list(map(lambda x: '`' + x.variable + '`', self.elements))

def from_url(self, url):
        """Makes the contents of the file the contents of the given URL."""
        self.retrieve()
        cookiefile = tempfile.NamedTemporaryFile(suffix='.txt')
        the_path = self.file_info['path']
        f = open(the_path, 'wb')
        c = pycurl.Curl()
        c.setopt(c.URL, url)
        c.setopt(c.FOLLOWLOCATION, True)
        c.setopt(c.WRITEDATA, f)
        c.setopt(pycurl.USERAGENT, docassemble.base.functions.server.daconfig.get('user agent', 'Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Googlebot/2.1; +http://www.google.com/bot.html) Safari/537.36'))
        c.setopt(pycurl.COOKIEFILE, cookiefile.name)
        c.perform()
        c.close()
        self.retrieve()
    def _make_pdf_thumbnail(self, page):

import docassemble.base.functions
    docassemble.base.functions.server_context.context = 'celery'
    import docassemble.base.interview_cache
    import docassemble.base.parse
    import docassemble.base.ocr
    worker_controller.flaskapp = flaskapp
    worker_controller.set_request_active = set_request_active
    worker_controller.fetch_user_dict = fetch_user_dict
    worker_controller.save_user_dict = save_user_dict
    worker_controller.obtain_lock = obtain_lock
    worker_controller.obtain_lock_patiently = obtain_lock_patiently
    worker_controller.release_lock = release_lock
    worker_controller.Message = Message
    worker_controller.reset_user_dict = reset_user_dict
    worker_controller.da_send_mail = da_send_mail
    worker_controller.functions = docassemble.base.functions
    worker_controller.interview_cache = docassemble.base.interview_cache
    worker_controller.parse = docassemble.base.parse
    worker_controller.retrieve_email = retrieve_email
    worker_controller.get_info_from_file_number = get_info_from_file_number
    worker_controller.trigger_update = trigger_update
    worker_controller.ocr = docassemble.base.ocr
    worker_controller.r = r
    worker_controller.apiclient = apiclient
    worker_controller.get_ext_and_mimetype = get_ext_and_mimetype
    worker_controller.loaded = True
    worker_controller.get_user_object = get_user_object
    worker_controller.login_user = login_user
    worker_controller.error_notification = error_notification
    worker_controller.noquote = noquote

import sys
sys.stderr.write("1\n")
import eventlet
sys.stderr.write("2\n")
eventlet.sleep()
sys.stderr.write("3\n")
eventlet.monkey_patch()
sys.stderr.write("4\n")
from six import string_types, text_type, PY2
import docassemble.base.config
docassemble.base.config.load(arguments=sys.argv)
from docassemble.base.config import daconfig
import docassemble.base.functions
docassemble.base.functions.server_context.context = 'websockets'

from flask_socketio import join_room, disconnect
from docassemble.webapp.app_socket import app, db, socketio

from sqlalchemy import create_engine, MetaData, or_, and_
from simplekv.memory.redisstore import RedisStore
import docassemble.base.util
import redis
import json
import datetime
import pytz
if PY2:
    import cPickle as pickle
else:
    import pickle
import re

new_set = set()
            for sub_object in the_object:
                new_set.add(recurse_obj(sub_object, recursive=recursive))
            return new_list
        else:
            return the_object
    if type(the_object) is dict:
        if 'object' in the_object and ('item' in the_object or 'items' in the_object):
            if the_object['object'] in globals() and inspect.isclass(globals()[the_object['object']]):
                constructor = globals()[the_object['object']]
            elif the_object['object'] in locals() and inspect.isclass(locals()[the_object['object']]):
                constructor = locals()[the_object['object']]
            if not constructor:
                if 'module' in the_object:
                    if the_object['module'].startswith('.'):
                        module_name = docassemble.base.functions.this_thread.current_package + the_object['module']
                    else:
                        module_name = the_object['module']
                    new_module = __import__(module_name, globals(), locals(), [the_object['object']], -1)
                    constructor = getattr(new_module, the_object['object'], None)
            if not constructor:
                raise SystemError('recurse_obj: found an object for which the object declaration, ' + str(the_object['object']) + ' could not be found')
            if 'items' in the_object:
                objects = list()
                for item in the_object['items']:
                    if type(item) is not dict:
                        raise SystemError('recurse_obj: found an item, ' + str(item) + ' that was not expressed as a dictionary')
                    if recursive:
                        transformed_item = recurse_obj(item)
                    else:
                        transformed_item = item
                    #new_obj = constructor(**transformed_item)

def save_numbered_file(filename, orig_path, yaml_file_name=None, uid=None):
    if uid is None:
        try:
            uid = docassemble.base.functions.get_uid()
            assert uid is not None
        except:
            uid = unattached_uid()
    if uid is None:
        raise Exception("save_numbered_file: uid not defined")
    file_number = get_new_file_number(uid, filename, yaml_file_name=yaml_file_name)
    extension, mimetype = get_ext_and_mimetype(filename)
    new_file = SavedFile(file_number, extension=extension, fix=True)
    new_file.copy_from(orig_path)
    new_file.save(finalize=True)
    return(file_number, extension, mimetype)

interview_status = docassemble.base.parse.InterviewStatus(current_info=dict(user=dict(is_anonymous=False, is_authenticated=True, email=cron_user.email, theid=cron_user_id, the_user_id=cron_user_id, roles=[role.name for role in cron_user.roles], firstname=cron_user.first_name, lastname=cron_user.last_name, nickname=cron_user.nickname, country=cron_user.country, subdivisionfirst=cron_user.subdivisionfirst, subdivisionsecond=cron_user.subdivisionsecond, subdivisionthird=cron_user.subdivisionthird, organization=cron_user.organization, location=None, session_uid='cron'), session=key, secret=None, yaml_filename=filename, url=None, url_root=None, encrypted=False, action=cron_type_to_use, interface='cron', arguments=dict()))
                                    interview.assemble(the_dict, interview_status)
                                    save_status = docassemble.base.functions.this_thread.misc.get('save_status', 'new')
                                    if interview_status.question.question_type in ["restart", "exit", "exit_logout"]:
                                        reset_user_dict(key, filename, force=True)
                                    if interview_status.question.question_type in ["restart", "exit", "logout", "exit_logout", "new_session"]:
                                        release_lock(key, filename)
                                        interview_status.do_sleep()
                                    elif interview_status.question.question_type == "backgroundresponseaction":
                                        new_action = interview_status.question.action
                                        interview_status = docassemble.base.parse.InterviewStatus(current_info=dict(user=user_info, session=key, secret=None, yaml_filename=filename, url=None, url_root=None, encrypted=False, action=new_action['action'], arguments=new_action['arguments'], interface='cron'))
                                        try:
                                            interview.assemble(the_dict, interview_status)
                                        except:
                                            pass
                                        save_status = docassemble.base.functions.this_thread.misc.get('save_status', 'new')
                                        if save_status != 'ignore':
                                            save_user_dict(key, the_dict, filename, encrypt=False, manual_user_id=cron_user_id, steps=steps, max_indexno=indexno)
                                        release_lock(key, filename)
                                        interview_status.do_sleep()
                                    elif interview_status.question.question_type == "response" and interview_status.questionText == 'null':
                                        release_lock(key, filename)
                                        interview_status.do_sleep()
                                    else:
                                        if save_status != 'ignore':
                                            save_user_dict(key, the_dict, filename, encrypt=False, manual_user_id=cron_user_id, steps=steps, max_indexno=indexno)
                                        release_lock(key, filename)
                                        interview_status.do_sleep()
                                        if interview_status.question.question_type == "response":
                                            if hasattr(interview_status.question, 'all_variables'):
                                                if hasattr(interview_status.question, 'include_internal'):
                                                    include_internal = interview_status.question.include_internal

def __init__(self, file_number, extension=None, fix=False, section='files', filename='file', project=None, subdir=None):
        file_number = int(file_number)
        section = str(section)
        if section not in docassemble.base.functions.this_thread.saved_files:
            docassemble.base.functions.this_thread.saved_files[section] = dict()
        if file_number in docassemble.base.functions.this_thread.saved_files[section]:
            # sys.stderr.write("SavedFile: using cache for " + section + '/' + str(file_number) + "\n")
            sf = docassemble.base.functions.this_thread.saved_files[section][file_number]
            for attribute in ['file_number', 'fixed', 'section', 'filename', 'extension', 'directory', 'path', 'modtimes', 'keydict', 'subdir']:
                if hasattr(sf, attribute):
                    setattr(self, attribute, getattr(sf, attribute))
            self.extension = extension
            self.filename = filename
            self.subdir = subdir
        else:
            # sys.stderr.write("SavedFile: not using cache for " + section + '/' + str(file_number) + "\n")
            docassemble.base.functions.this_thread.saved_files[section][file_number] = self
            self.fixed = False
            self.file_number = file_number
            self.section = section