body += html_body_error.format(yaml.safe_dump(data, explicit_start=True, indent=4, default_flow_style=False))
elif isinstance(data, (list, tuple)):
if request.path_info == "/vnfpkgm/v1/vnf_packages_content":
body += html_body_error.format(yaml.safe_dump(data, explicit_start=True, indent=4, default_flow_style=False))
elif isinstance(data, (list, tuple)):
if request.path_info == "/vnfpkgm/v1/vnf_packages_content":