code: def schemaNewMemParserCtxt(buffer, size):
      
      ret = libxml2mod.xmlSchemaNewMemParserCtxt(buffer, size)
      if ret is None:raise parserError('xmlSchemaNewMemParserCtxt() failed')
      return SchemaParserCtxt(_obj=ret)
docs: Create an XML Schemas parse context for that memory buffer
         expected to contain an XML Schemas file.