VOEvent XML

Here is a collection of functions and example code that may be useful when working with VOEvent XML. This guide provides essential functions to parse XML alerts into dictionaries and structured data formats using Python.

Within your consumer loop, use the following functions to convert the content of message.value() into other data types.

The xmltodict package is not part of the Python standard library. You must install it by running: pip:

pip install xmltodict

import xml.etree.ElementTree as ET
import xmltodict

# Convert a raw XML string into an ElementTree XML object
def parse_voevent_alert_to_xml_root(message_value):
    return ET.fromstring(message_value)

# Convert XML string into a Python dictionary
def parse_voevent_alert_to_dict(message_value):
    return xmltodict.parse(message_value)