def _find_children()

in taskcat/_cfn/template.py [0:0]

• 34 lines of code
• 12 McCabe index (conditional complexity)

    def _find_children(self) -> None:  # noqa: C901
        children = set()
        if "Resources" not in self.template:
            raise TaskCatException(
                f"did not receive a valid template: {self.template_path} does not "
                f"have a Resources section"
            )
        for resource in self.template["Resources"].keys():
            resource = self.template["Resources"][resource]
            if resource["Type"] == "AWS::CloudFormation::Stack":
                child_name = self._template_url_to_path(
                    template_url=resource["Properties"]["TemplateURL"],
                )
                # print(child_name)
                if child_name:
                    # for child_url in child_name:
                    children.add(child_name)
        for child in children:
            child_template_instance = None
            for descendent in self.descendents:
                if str(descendent.template_path) == str(child):
                    child_template_instance = descendent
            if not child_template_instance:
                try:
                    child_template_instance = Template(
                        child,
                        self.project_root,
                        self._get_relative_url(child),
                        self._s3_key_prefix,
                        tcat_template_cache,
                    )
                except Exception:  # pylint: disable=broad-except
                    LOG.debug("Traceback:", exc_info=True)
                    LOG.error(f"Failed to add child template {child}")
            if isinstance(child_template_instance, Template):
                self.children.append(child_template_instance)