parameters: (self, name, pubid, system)
docstring: This method of XMLParser is deprecated.
docstring_summary: This method of XMLParser is deprecated.
docstring_tokens: This method of XMLParser is deprecated .
function: def doctype(self, name, pubid, system):
          """This method of XMLParser is deprecated."""
          warnings.warn(
              "This method of XMLParser is deprecated.  Define doctype() "
              "method on the TreeBuilder target.",
              DeprecationWarning,
              )
function_tokens: def doctype ( self , name , pubid , system ) : warnings . warn ( "This method of XMLParser is deprecated.  Define doctype() " "method on the TreeBuilder target." , DeprecationWarning , )