omexml.py 文件源码

def __init__(self, xml=None, rootnode=None):
        if xml is None and rootnode is None:
            xml = default_xml
        if rootnode is None:
            if sys.platform.startswith('win'):
                enc = 'ISO-8859-1'
            else:
                enc = 'UTF-8'
            self.dom = ElementTree.fromstring(xml, ElementTree.XMLParser(encoding=enc))
        else:
            self.dom = rootnode

        # determine OME namespaces
        self.ns = get_namespaces(self.dom)
        if __name__ == '__main__':
            if self.ns['ome'] is None:
                raise Exception("Error: String not in OME-XML format")

        # generate a uuid if there is none
        # < OME UUID = "urn:uuid:ef8af211-b6c1-44d4-97de-daca46f16346"
        omeElem = self.dom
        if not omeElem.get('UUID'):
            omeElem.set('UUID', 'urn:uuid:'+str(uuid.uuid4()))
        self.uuidStr = omeElem.get('UUID')