52 lines
1.5 KiB
Python
52 lines
1.5 KiB
Python
|
# $Id: __init__.py 8239 2018-11-21 21:46:00Z milde $
|
||
|
|
# Author: David Goodger <goodger@python.org>
|
||
|
|
# Copyright: This module has been placed in the public domain.
|
||
|
|
|
||
|
|
"""
|
||
|
|
This package contains Docutils parser modules.
|
||
|
|
"""
|
||
|
|
|
||
|
|
__docformat__ = 'reStructuredText'
|
||
|
|
|
||
|
|
import sys
|
||
|
|
from docutils import Component
|
||
|
|
|
||
|
|
|
||
|
|
class Parser(Component):
|
||
|
|
|
||
|
|
component_type = 'parser'
|
||
|
|
config_section = 'parsers'
|
||
|
|
|
||
|
|
def parse(self, inputstring, document):
|
||
|
|
"""Override to parse `inputstring` into document tree `document`."""
|
||
|
|
raise NotImplementedError('subclass must override this method')
|
||
|
|
|
||
|
|
def setup_parse(self, inputstring, document):
|
||
|
|
"""Initial parse setup. Call at start of `self.parse()`."""
|
||
|
|
self.inputstring = inputstring
|
||
|
|
self.document = document
|
||
|
|
document.reporter.attach_observer(document.note_parse_message)
|
||
|
|
|
||
|
|
def finish_parse(self):
|
||
|
|
"""Finalize parse details. Call at end of `self.parse()`."""
|
||
|
|
self.document.reporter.detach_observer(
|
||
|
|
self.document.note_parse_message)
|
||
|
|
|
||
|
|
|
||
|
|
_parser_aliases = {
|
||
|
|
'restructuredtext': 'rst',
|
||
|
|
'rest': 'rst',
|
||
|
|
'restx': 'rst',
|
||
|
|
'rtxt': 'rst',}
|
||
|
|
|
||
|
|
def get_parser_class(parser_name):
|
||
|
|
"""Return the Parser class from the `parser_name` module."""
|
||
|
|
parser_name = parser_name.lower()
|
||
|
|
if parser_name in _parser_aliases:
|
||
|
|
parser_name = _parser_aliases[parser_name]
|
||
|
|
try:
|
||
|
|
module = __import__(parser_name, globals(), locals(), level=1)
|
||
|
|
except ImportError:
|
||
|
|
module = __import__(parser_name, globals(), locals(), level=0)
|
||
|
|
return module.Parser
|