from lxml.includes.tree cimport xmlDoc, xmlOutputBuffer, xmlChar from lxml.includes.xpath cimport xmlNodeSet cdef extern from "libxml/c14n.h": cdef int xmlC14NDocDumpMemory(xmlDoc* doc, xmlNodeSet* nodes, int exclusive, xmlChar** inclusive_ns_prefixes, int with_comments, xmlChar** doc_txt_ptr) nogil cdef int xmlC14NDocSave(xmlDoc* doc, xmlNodeSet* nodes, int exclusive, xmlChar** inclusive_ns_prefixes, int with_comments, char* filename, int compression) nogil cdef int xmlC14NDocSaveTo(xmlDoc* doc, xmlNodeSet* nodes, int exclusive, xmlChar** inclusive_ns_prefixes, int with_comments, xmlOutputBuffer* buffer) nogil