How to use the rwslib.builders.common.bool_to_yes_no function in rwslib

if self.transaction_type is not None:
            params["TransactionType"] = self.transaction_type

        if self.value in [None, '']:
            params['IsNull'] = 'Yes'
        else:
            params['Value'] = str(self.value)

        if self.specify_value is not None:
            params['mdsol:SpecifyValue'] = self.specify_value

        if self.lock is not None:
            params['mdsol:Lock'] = bool_to_yes_no(self.lock)

        if self.freeze is not None:
            params['mdsol:Freeze'] = bool_to_yes_no(self.freeze)

        if self.verify is not None:
            params['mdsol:Verify'] = bool_to_yes_no(self.verify)

        # mixins
        self.mixin()
        self.mixin_params(params)

        builder.start("ItemData", params)

        if self.audit_record is not None:
            self.audit_record.build(builder)

        # Measurement unit ref must be after audit record or RWS complains
        if self.measurement_unit_ref is not None:
            self.measurement_unit_ref.build(builder)

params['mdsol:SourceDocument'] = bool_to_yes_no(self.source_document_verify)
        params['mdsol:IndentLevel'] = str(self.indent_level)

        if self.sas_format is not None:
            params['mdsol:SASFormat'] = self.sas_format

        if self.sas_label is not None:
            params['mdsol:SASLabel'] = self.sas_label

        params['mdsol:QueryFutureDate'] = bool_to_yes_no(self.query_future_date)
        params['mdsol:Visible'] = bool_to_yes_no(self.visible)
        params['mdsol:TranslationRequired'] = bool_to_yes_no(self.translation_required)
        params['mdsol:QueryNonConformance'] = bool_to_yes_no(self.query_non_conformance)
        params['mdsol:OtherVisits'] = bool_to_yes_no(self.other_visits)
        params['mdsol:CanSetItemGroupDate'] = bool_to_yes_no(self.can_set_item_group_date)
        params['mdsol:CanSetFormDate'] = bool_to_yes_no(self.can_set_form_date)
        params['mdsol:CanSetStudyEventDate'] = bool_to_yes_no(self.can_set_study_event_date)
        params['mdsol:CanSetSubjectDate'] = bool_to_yes_no(self.can_set_subject_date)
        params['mdsol:VisualVerify'] = bool_to_yes_no(self.visual_verify)
        params['mdsol:DoesNotBreakSignature'] = bool_to_yes_no(self.does_not_break_signature)

        if self.field_number is not None:
            params['mdsol:FieldNumber'] = self.field_number

        if self.variable_oid is not None:
            params['mdsol:VariableOID'] = self.variable_oid

        builder.start("ItemDef", params)

        if self.question is not None:
            self.question.build(builder)

if self.sas_format is not None:
            params['mdsol:SASFormat'] = self.sas_format

        if self.sas_label is not None:
            params['mdsol:SASLabel'] = self.sas_label

        params['mdsol:QueryFutureDate'] = bool_to_yes_no(self.query_future_date)
        params['mdsol:Visible'] = bool_to_yes_no(self.visible)
        params['mdsol:TranslationRequired'] = bool_to_yes_no(self.translation_required)
        params['mdsol:QueryNonConformance'] = bool_to_yes_no(self.query_non_conformance)
        params['mdsol:OtherVisits'] = bool_to_yes_no(self.other_visits)
        params['mdsol:CanSetItemGroupDate'] = bool_to_yes_no(self.can_set_item_group_date)
        params['mdsol:CanSetFormDate'] = bool_to_yes_no(self.can_set_form_date)
        params['mdsol:CanSetStudyEventDate'] = bool_to_yes_no(self.can_set_study_event_date)
        params['mdsol:CanSetSubjectDate'] = bool_to_yes_no(self.can_set_subject_date)
        params['mdsol:VisualVerify'] = bool_to_yes_no(self.visual_verify)
        params['mdsol:DoesNotBreakSignature'] = bool_to_yes_no(self.does_not_break_signature)

        if self.field_number is not None:
            params['mdsol:FieldNumber'] = self.field_number

        if self.variable_oid is not None:
            params['mdsol:VariableOID'] = self.variable_oid

        builder.start("ItemDef", params)

        if self.question is not None:
            self.question.build(builder)

        if self.codelistref is not None:
            self.codelistref.build(builder)

params['mdsol:IndentLevel'] = str(self.indent_level)

        if self.sas_format is not None:
            params['mdsol:SASFormat'] = self.sas_format

        if self.sas_label is not None:
            params['mdsol:SASLabel'] = self.sas_label

        params['mdsol:QueryFutureDate'] = bool_to_yes_no(self.query_future_date)
        params['mdsol:Visible'] = bool_to_yes_no(self.visible)
        params['mdsol:TranslationRequired'] = bool_to_yes_no(self.translation_required)
        params['mdsol:QueryNonConformance'] = bool_to_yes_no(self.query_non_conformance)
        params['mdsol:OtherVisits'] = bool_to_yes_no(self.other_visits)
        params['mdsol:CanSetItemGroupDate'] = bool_to_yes_no(self.can_set_item_group_date)
        params['mdsol:CanSetFormDate'] = bool_to_yes_no(self.can_set_form_date)
        params['mdsol:CanSetStudyEventDate'] = bool_to_yes_no(self.can_set_study_event_date)
        params['mdsol:CanSetSubjectDate'] = bool_to_yes_no(self.can_set_subject_date)
        params['mdsol:VisualVerify'] = bool_to_yes_no(self.visual_verify)
        params['mdsol:DoesNotBreakSignature'] = bool_to_yes_no(self.does_not_break_signature)

        if self.field_number is not None:
            params['mdsol:FieldNumber'] = self.field_number

        if self.variable_oid is not None:
            params['mdsol:VariableOID'] = self.variable_oid

        builder.start("ItemDef", params)

        if self.question is not None:
            self.question.build(builder)

        if self.codelistref is not None:

params['mdsol:SASFormat'] = self.sas_format

        if self.sas_label is not None:
            params['mdsol:SASLabel'] = self.sas_label

        params['mdsol:QueryFutureDate'] = bool_to_yes_no(self.query_future_date)
        params['mdsol:Visible'] = bool_to_yes_no(self.visible)
        params['mdsol:TranslationRequired'] = bool_to_yes_no(self.translation_required)
        params['mdsol:QueryNonConformance'] = bool_to_yes_no(self.query_non_conformance)
        params['mdsol:OtherVisits'] = bool_to_yes_no(self.other_visits)
        params['mdsol:CanSetItemGroupDate'] = bool_to_yes_no(self.can_set_item_group_date)
        params['mdsol:CanSetFormDate'] = bool_to_yes_no(self.can_set_form_date)
        params['mdsol:CanSetStudyEventDate'] = bool_to_yes_no(self.can_set_study_event_date)
        params['mdsol:CanSetSubjectDate'] = bool_to_yes_no(self.can_set_subject_date)
        params['mdsol:VisualVerify'] = bool_to_yes_no(self.visual_verify)
        params['mdsol:DoesNotBreakSignature'] = bool_to_yes_no(self.does_not_break_signature)

        if self.field_number is not None:
            params['mdsol:FieldNumber'] = self.field_number

        if self.variable_oid is not None:
            params['mdsol:VariableOID'] = self.variable_oid

        builder.start("ItemDef", params)

        if self.question is not None:
            self.question.build(builder)

        if self.codelistref is not None:
            self.codelistref.build(builder)

        for mur in self.measurement_unit_refs:

def build(self, builder):
        """Build XML by appending to builder"""
        params = dict(OID=self.oid,
                      Name=self.name,
                      Repeating=bool_to_yes_no(self.repeating)
                      )

        if self.order_number is not None:
            params['mdsol:OrderNumber'] = str(self.order_number)

        if self.active is not None:
            params['mdsol:Active'] = bool_to_yes_no(self.active)

        params['mdsol:Template'] = bool_to_yes_no(self.template)
        params['mdsol:SignatureRequired'] = bool_to_yes_no(self.signature_required)
        params['mdsol:LogDirection'] = self.log_direction
        params['mdsol:DoubleDataEntry'] = self.double_data_entry
        params['mdsol:ConfirmationStyle'] = self.confirmation_style

        if self.link_study_event_oid:
            params['mdsol:LinkStudyEventOID'] = self.link_study_event_oid

        if self.link_form_oid:
            params['mdsol:LinkFormOID'] = self.link_form_oid

        builder.start("FormDef", params)
        for itemgroup_ref in self.itemgroup_refs:
            itemgroup_ref.build(builder)

        for helptext in self.helptexts:

def build(self, builder):
        """Build XML by appending to builder"""
        params = {}

        if self.edit_point is not None:
            params["EditPoint"] = self.edit_point

        if self.used_imputation_method is not None:
            params['UsedImputationMethod'] = bool_to_yes_no(self.used_imputation_method)

        if self.audit_id is not None:
            params['ID'] = str(self.audit_id)

        if self.include_file_oid is not None:
            params['mdsol:IncludeFileOID'] = bool_to_yes_no(self.include_file_oid)

        builder.start("AuditRecord", params)
        if self.user_ref is None:
            raise ValueError("User Reference not set.")
        self.user_ref.build(builder)

        if self.location_ref is None:
            raise ValueError("Location Reference not set.")
        self.location_ref.build(builder)

        if self.date_time_stamp is None:
            raise ValueError("DateTime not set.")

        self.date_time_stamp.build(builder)

        # Optional

params['mdsol:DefaultValue'] = str(self.default_value)

        params['mdsol:SourceDocument'] = bool_to_yes_no(self.source_document_verify)
        params['mdsol:IndentLevel'] = str(self.indent_level)

        if self.sas_format is not None:
            params['mdsol:SASFormat'] = self.sas_format

        if self.sas_label is not None:
            params['mdsol:SASLabel'] = self.sas_label

        params['mdsol:QueryFutureDate'] = bool_to_yes_no(self.query_future_date)
        params['mdsol:Visible'] = bool_to_yes_no(self.visible)
        params['mdsol:TranslationRequired'] = bool_to_yes_no(self.translation_required)
        params['mdsol:QueryNonConformance'] = bool_to_yes_no(self.query_non_conformance)
        params['mdsol:OtherVisits'] = bool_to_yes_no(self.other_visits)
        params['mdsol:CanSetItemGroupDate'] = bool_to_yes_no(self.can_set_item_group_date)
        params['mdsol:CanSetFormDate'] = bool_to_yes_no(self.can_set_form_date)
        params['mdsol:CanSetStudyEventDate'] = bool_to_yes_no(self.can_set_study_event_date)
        params['mdsol:CanSetSubjectDate'] = bool_to_yes_no(self.can_set_subject_date)
        params['mdsol:VisualVerify'] = bool_to_yes_no(self.visual_verify)
        params['mdsol:DoesNotBreakSignature'] = bool_to_yes_no(self.does_not_break_signature)

        if self.field_number is not None:
            params['mdsol:FieldNumber'] = self.field_number

        if self.variable_oid is not None:
            params['mdsol:VariableOID'] = self.variable_oid

        builder.start("ItemDef", params)

        if self.question is not None:

"""
        params = dict(ItemOID=self.itemoid)

        if self.transaction_type is not None:
            params["TransactionType"] = self.transaction_type

        if self.value in [None, '']:
            params['IsNull'] = 'Yes'
        else:
            params['Value'] = str(self.value)

        if self.specify_value is not None:
            params['mdsol:SpecifyValue'] = self.specify_value

        if self.lock is not None:
            params['mdsol:Lock'] = bool_to_yes_no(self.lock)

        if self.freeze is not None:
            params['mdsol:Freeze'] = bool_to_yes_no(self.freeze)

        if self.verify is not None:
            params['mdsol:Verify'] = bool_to_yes_no(self.verify)

        # mixins
        self.mixin()
        self.mixin_params(params)

        builder.start("ItemData", params)

        if self.audit_record is not None:
            self.audit_record.build(builder)

def build(self, builder):
        """Build XML by appending to builder"""
        params = dict(StudyEventOID=self.oid,
                      OrderNumber=str(self.order_number),
                      Mandatory=bool_to_yes_no(self.mandatory))
        builder.start("StudyEventRef", params)
        builder.end("StudyEventRef")