# xml depyx > Convert a PYX (ESIS - ISO 8879) document to XML format. > More information: . - Convert a PYX (ESIS - ISO 8879) document to XML format: `xml depyx {{path/to/input.pyx|URI}} > {{path/to/output.xml}}` - Convert a PYX document from stdin to XML format: `cat {{path/to/input.pyx}} | xml depyx > {{path/to/output.xml}}` - Display help for the `depyx` subcommand: `xml depyx --help`