docs: def decode(self, fp: TextIO) -> BioCCollection:
          """
          Deserialize ``fp`` to a BioC collection object.
  
          Args:
              fp: a ``.read()``-supporting file-like object containing a BioC collection
  
          Returns:
              an object of BioCollection
          """
          # utf8_parser = etree.XMLParser(encoding='utf-8')
          tree = etree.parse(fp)
          collection = self.__parse_collection(tree.getroot())
          collection.encoding = tree.docinfo.encoding
          collection.standalone = tree.docinfo.standalone
          collection.version = tree.docinfo.xml_version
          return collection