processor.py 文件源码

def __get_object__(binding):
    """Method takes a binding extracts value and returns rdflib
     entity

     Args:
         binding: binding row
    """
    if isinstance(binding, rdflib.term.Node):
        return binding
    elif isinstance(binding, collections.Iterable):
        for key, row in binding.items():
            if isinstance(row, (rdflib.URIRef, rdflib.Literal)):
                return row
            elif isinstance(row, dict):
                if row.get('type').startswith('uri'):
                    return rdflib.URIRef(row.get('value'))
                return rdflib.Literal(row.get('value'))
            elif isinstance(row, tuple):
                print(row)
            elif isinstance(row, str):
                if row.startswith("literal") or "xml:lang" in key:
                    continue
                return rdflib.Literal(row)