How to use the py.octav.MissingRequiredArgument function in py

def create_conference (self, series_id, slug, title, user_id, cfp_lead_text=None, cfp_post_submit_instructions=None, cfp_pre_submit_instructions=None, contact_information=None, description=None, sub_title=None, timezone=None, **args):
    try:
        payload = {}
        hdrs = {}
        if series_id is None:
            raise MissingRequiredArgument('property series_id must be provided')
        payload['series_id'] = series_id
        if slug is None:
            raise MissingRequiredArgument('property slug must be provided')
        payload['slug'] = slug
        if title is None:
            raise MissingRequiredArgument('property title must be provided')
        payload['title'] = title
        if user_id is None:
            raise MissingRequiredArgument('property user_id must be provided')
        payload['user_id'] = user_id
        if cfp_lead_text is not None:
            payload['cfp_lead_text'] = cfp_lead_text
        if cfp_post_submit_instructions is not None:
            payload['cfp_post_submit_instructions'] = cfp_post_submit_instructions
        if cfp_pre_submit_instructions is not None:
            payload['cfp_pre_submit_instructions'] = cfp_pre_submit_instructions
        if contact_information is not None:
            payload['contact_information'] = contact_information
        if description is not None:
            payload['description'] = description
        if series_id is not None:
            payload['series_id'] = series_id
        if slug is not None:
            payload['slug'] = slug
        if sub_title is not None:

raise MissingRequiredArgument('property overall_rating must be provided')
        payload['overall_rating'] = overall_rating
        if session_id is None:
            raise MissingRequiredArgument('property session_id must be provided')
        payload['session_id'] = session_id
        if speaker_knowledge is None:
            raise MissingRequiredArgument('property speaker_knowledge must be provided')
        payload['speaker_knowledge'] = speaker_knowledge
        if speaker_presentation is None:
            raise MissingRequiredArgument('property speaker_presentation must be provided')
        payload['speaker_presentation'] = speaker_presentation
        if user_id is None:
            raise MissingRequiredArgument('property user_id must be provided')
        payload['user_id'] = user_id
        if user_prior_knowledge is None:
            raise MissingRequiredArgument('property user_prior_knowledge must be provided')
        payload['user_prior_knowledge'] = user_prior_knowledge
        if comment_good is not None:
            payload['comment_good'] = comment_good
        if comment_improvement is not None:
            payload['comment_improvement'] = comment_improvement
        if material_quality is not None:
            payload['material_quality'] = material_quality
        if overall_rating is not None:
            payload['overall_rating'] = overall_rating
        if session_id is not None:
            payload['session_id'] = session_id
        if speaker_knowledge is not None:
            payload['speaker_knowledge'] = speaker_knowledge
        if speaker_presentation is not None:
            payload['speaker_presentation'] = speaker_presentation
        if user_id is not None:

def list_external_resource (self, conference_id, user_id, lang=None, limit=None, since=None):
    try:
        payload = {}
        hdrs = {}
        if conference_id is None:
            raise MissingRequiredArgument('property conference_id must be provided')
        payload['conference_id'] = conference_id
        if user_id is None:
            raise MissingRequiredArgument('property user_id must be provided')
        payload['user_id'] = user_id
        if conference_id is not None:
            payload['conference_id'] = conference_id
        if lang is not None:
            payload['lang'] = lang
        if limit is not None:
            payload['limit'] = limit
        if since is not None:
            payload['since'] = since
        uri = '%s/v1/external_resource/list' % self.endpoint
        qs = urlencode(payload, True)
        if self.debug:
            print('GET %s?%s' % (uri, qs))

def list_conference_date (self, conference_id, user_id):
    try:
        payload = {}
        hdrs = {}
        if conference_id is None:
            raise MissingRequiredArgument('property conference_id must be provided')
        payload['conference_id'] = conference_id
        if user_id is None:
            raise MissingRequiredArgument('property user_id must be provided')
        payload['user_id'] = user_id
        if conference_id is not None:
            payload['conference_id'] = conference_id
        if user_id is not None:
            payload['user_id'] = user_id
        uri = '%s/v1/conference/date/list' % self.endpoint
        hdrs = urllib3.util.make_headers(
            basic_auth='%s:%s' % (self.key, self.secret),
        )
        qs = urlencode(payload, True)
        if self.debug:
            print('GET %s?%s' % (uri, qs))
        res = self.http.request('GET', '%s?%s' % (uri, qs), headers=hdrs)
        if self.debug:
            print(res)
        self.res = res

def add_conference_venue (self, conference_id, user_id, venue_id):
    try:
        payload = {}
        hdrs = {}
        if conference_id is None:
            raise MissingRequiredArgument('property conference_id must be provided')
        payload['conference_id'] = conference_id
        if user_id is None:
            raise MissingRequiredArgument('property user_id must be provided')
        payload['user_id'] = user_id
        if venue_id is None:
            raise MissingRequiredArgument('property venue_id must be provided')
        payload['venue_id'] = venue_id
        if conference_id is not None:
            payload['conference_id'] = conference_id
        if user_id is not None:
            payload['user_id'] = user_id
        if venue_id is not None:
            payload['venue_id'] = venue_id
        uri = '%s/v1/conference/venue/add' % self.endpoint
        hdrs = urllib3.util.make_headers(
            basic_auth='%s:%s' % (self.key, self.secret),
        )
        if self.debug:
            print('POST %s' % uri)

def lookup_sponsor (self, id, lang=None):
    try:
        payload = {}
        hdrs = {}
        if id is None:
            raise MissingRequiredArgument('property id must be provided')
        payload['id'] = id
        if id is not None:
            payload['id'] = id
        if lang is not None:
            payload['lang'] = lang
        uri = '%s/v1/sponsor/lookup' % self.endpoint
        hdrs = urllib3.util.make_headers(
            basic_auth='%s:%s' % (self.key, self.secret),
        )
        qs = urlencode(payload, True)
        if self.debug:
            print('GET %s?%s' % (uri, qs))
        res = self.http.request('GET', '%s?%s' % (uri, qs), headers=hdrs)
        if self.debug:
            print(res)
        self.res = res

def create_session_survey_response (self, material_quality, overall_rating, session_id, speaker_knowledge, speaker_presentation, user_id, user_prior_knowledge, comment_good=None, comment_improvement=None):
    try:
        payload = {}
        hdrs = {}
        if material_quality is None:
            raise MissingRequiredArgument('property material_quality must be provided')
        payload['material_quality'] = material_quality
        if overall_rating is None:
            raise MissingRequiredArgument('property overall_rating must be provided')
        payload['overall_rating'] = overall_rating
        if session_id is None:
            raise MissingRequiredArgument('property session_id must be provided')
        payload['session_id'] = session_id
        if speaker_knowledge is None:
            raise MissingRequiredArgument('property speaker_knowledge must be provided')
        payload['speaker_knowledge'] = speaker_knowledge
        if speaker_presentation is None:
            raise MissingRequiredArgument('property speaker_presentation must be provided')
        payload['speaker_presentation'] = speaker_presentation
        if user_id is None:
            raise MissingRequiredArgument('property user_id must be provided')
        payload['user_id'] = user_id
        if user_prior_knowledge is None:
            raise MissingRequiredArgument('property user_prior_knowledge must be provided')
        payload['user_prior_knowledge'] = user_prior_knowledge
        if comment_good is not None:
            payload['comment_good'] = comment_good
        if comment_improvement is not None:

def add_conference_credential (self, conference_id, data, type, user_id):
    try:
        payload = {}
        hdrs = {}
        if conference_id is None:
            raise MissingRequiredArgument('property conference_id must be provided')
        payload['conference_id'] = conference_id
        if data is None:
            raise MissingRequiredArgument('property data must be provided')
        payload['data'] = data
        if type is None:
            raise MissingRequiredArgument('property type must be provided')
        payload['type'] = type
        if user_id is None:
            raise MissingRequiredArgument('property user_id must be provided')
        payload['user_id'] = user_id
        if conference_id is not None:
            payload['conference_id'] = conference_id
        if data is not None:
            payload['data'] = data
        if type is not None:
            payload['type'] = type
        if user_id is not None:
            payload['user_id'] = user_id
        uri = '%s/v1/conference/credentials/add' % self.endpoint
        hdrs = urllib3.util.make_headers(
            basic_auth='%s:%s' % (self.key, self.secret),
        )

def update_user (self, id, user_id, email=None, first_name=None, lang=None, last_name=None, nickname=None, tshirt_size=None, **args):
    try:
        payload = {}
        hdrs = {}
        if id is None:
            raise MissingRequiredArgument('property id must be provided')
        payload['id'] = id
        if user_id is None:
            raise MissingRequiredArgument('property user_id must be provided')
        payload['user_id'] = user_id
        if email is not None:
            payload['email'] = email
        if first_name is not None:
            payload['first_name'] = first_name
        if id is not None:
            payload['id'] = id
        if lang is not None:
            payload['lang'] = lang
        if last_name is not None:
            payload['last_name'] = last_name
        if nickname is not None:
            payload['nickname'] = nickname
        if tshirt_size is not None:
            payload['tshirt_size'] = tshirt_size
        if user_id is not None:

def create_question (self, body, session_id, user_id):
    try:
        payload = {}
        hdrs = {}
        if body is None:
            raise MissingRequiredArgument('property body must be provided')
        payload['body'] = body
        if session_id is None:
            raise MissingRequiredArgument('property session_id must be provided')
        payload['session_id'] = session_id
        if user_id is None:
            raise MissingRequiredArgument('property user_id must be provided')
        payload['user_id'] = user_id
        if body is not None:
            payload['body'] = body
        if session_id is not None:
            payload['session_id'] = session_id
        if user_id is not None:
            payload['user_id'] = user_id
        uri = '%s/v1/question/create' % self.endpoint
        hdrs = urllib3.util.make_headers(
            basic_auth='%s:%s' % (self.key, self.secret),
        )
        qs = urlencode(payload, True)
        if self.debug:
            print('GET %s?%s' % (uri, qs))
        res = self.http.request('GET', '%s?%s' % (uri, qs), headers=hdrs)
        if self.debug: