def add_pf_type(self, data, operator=FilterOperator.EQ):
    """ add post filter by type
    :type operator: FilterOperator
    """
    post_filter = PostFilterObject()
    post_filter.set_description('post filter by type {0} {1}'.format(operator.name, data))
    post_filter.set_method('filter_type')
    post_filter.set_filter(data)
    post_filter.set_operator(operator)
    self.add_post_filter(post_filter)

def add_pf_threat_assess_rating(self, data, operator=FilterOperator.EQ):
    """ add post filter by threat assesses rating
    :type operator: FilterOperator
    """
    post_filter = PostFilterObject()
    post_filter.set_description('post filter by threat assess rating {0} {1}'.format(operator.name, data))
    post_filter.set_method('filter_threat_assess_rating')
    post_filter.set_filter(data)
    post_filter.set_operator(operator)
    self.add_post_filter(post_filter)

def add_pf_date_added(self, data_date, operator=FilterOperator.EQ):
    """ add post filter by date 
    :type operator: FilterOperator
    """
    # properly format date
    date_added = data_date
    date_added = dateutil.parser.parse(date_added)
    date_added_seconds = int(time.mktime(date_added.timetuple()))

    post_filter = PostFilterObject()
    post_filter.set_description('post filter by date added {0} {1} seconds'.format(operator.name, date_added_seconds))
    post_filter.set_method('filter_date_added')
    post_filter.set_filter(date_added_seconds)
    post_filter.set_operator(operator)
    self.add_post_filter(post_filter)

def add_pf_type(self, data, operator=FilterOperator.EQ):
    """ """
    method = 'filter_type'
    filter_name = '{0}|{1}'.format('type', data)

    post_filter = PostFilterObject(filter_name)
    post_filter.set_method(method)
    post_filter.set_filter(data)
    post_filter.set_operator(operator)
    self.add_post_filter(post_filter)

def add_pf_threat_assess_rating(self, data, operator=FilterOperator.EQ):
    """ """
    method = 'filter_threat_assess_rating'
    filter_name = '{0}|{1}'.format('threat assess rating', data)

    post_filter = PostFilterObject(filter_name)
    post_filter.set_method(method)
    post_filter.set_filter(data)
    post_filter.set_operator(operator)
    self.add_post_filter(post_filter)

def add_pf_last_modified(self, data_date, operator=FilterOperator.EQ):
    """ """
    method = 'filter_last_modified'
    last_modified = data_date
    last_modified = dateutil.parser.parse(last_modified)
    last_modified_seconds = int(time.mktime(last_modified.timetuple()))

    filter_name = '{0}|{1} ({2})'.format('last_modified', data_date, last_modified_seconds)
    post_filter = PostFilterObject(filter_name)
    post_filter.set_method(method)
    post_filter.set_filter(last_modified_seconds)
    post_filter.set_operator(operator)
    self.add_post_filter(post_filter)