diff --git a/third_party/2and3/markdown/__init__.pyi b/third_party/2and3/markdown/__init__.pyi
index 07ef67f1e..3f57adcc4 100644
--- a/third_party/2and3/markdown/__init__.pyi
+++ b/third_party/2and3/markdown/__init__.pyi
@@ -1 +1,2 @@
 from .core import Markdown as Markdown, markdown as markdown, markdownFromFile as markdownFromFile
+from .extensions import Extension as Extension
diff --git a/third_party/2and3/markdown/blockprocessors.pyi b/third_party/2and3/markdown/blockprocessors.pyi
index 8c78bbe7b..0637d278d 100644
--- a/third_party/2and3/markdown/blockprocessors.pyi
+++ b/third_party/2and3/markdown/blockprocessors.pyi
@@ -19,19 +19,13 @@ class ListIndentProcessor(BlockProcessor):
     LIST_TYPES: Any
     INDENT_RE: Pattern
     def __init__(self, *args) -> None: ...
-    def test(self, parent, block): ...
-    def run(self, parent, blocks) -> None: ...
     def create_item(self, parent, block) -> None: ...
     def get_level(self, parent, block): ...
 
-class CodeBlockProcessor(BlockProcessor):
-    def test(self, parent, block): ...
-    def run(self, parent, blocks) -> None: ...
+class CodeBlockProcessor(BlockProcessor): ...
 
 class BlockQuoteProcessor(BlockProcessor):
     RE: Pattern
-    def test(self, parent, block): ...
-    def run(self, parent, blocks) -> None: ...
     def clean(self, line): ...
 
 class OListProcessor(BlockProcessor):
@@ -43,8 +37,6 @@ class OListProcessor(BlockProcessor):
     CHILD_RE: Pattern
     INDENT_RE: Pattern
     def __init__(self, parser) -> None: ...
-    def test(self, parent, block): ...
-    def run(self, parent, blocks) -> None: ...
     def get_items(self, block): ...
 
 class UListProcessor(OListProcessor):
@@ -54,25 +46,14 @@ class UListProcessor(OListProcessor):
 
 class HashHeaderProcessor(BlockProcessor):
     RE: Pattern
-    def test(self, parent, block): ...
-    def run(self, parent, blocks) -> None: ...
 
 class SetextHeaderProcessor(BlockProcessor):
     RE: Pattern
-    def test(self, parent, block): ...
-    def run(self, parent, blocks) -> None: ...
 
 class HRProcessor(BlockProcessor):
     RE: str = ...
     SEARCH_RE: Pattern
     match: Any
-    def test(self, parent, block): ...
-    def run(self, parent, blocks) -> None: ...
 
-class EmptyBlockProcessor(BlockProcessor):
-    def test(self, parent, block): ...
-    def run(self, parent, blocks) -> None: ...
-
-class ParagraphProcessor(BlockProcessor):
-    def test(self, parent, block): ...
-    def run(self, parent, blocks) -> None: ...
+class EmptyBlockProcessor(BlockProcessor): ...
+class ParagraphProcessor(BlockProcessor): ...
diff --git a/third_party/2and3/markdown/core.pyi b/third_party/2and3/markdown/core.pyi
index b973435fe..4d8dadfaa 100644
--- a/third_party/2and3/markdown/core.pyi
+++ b/third_party/2and3/markdown/core.pyi
@@ -1,14 +1,23 @@
-from typing import Any, BinaryIO, Mapping, Optional, Sequence, Text, TextIO, Union
+from typing import Any, BinaryIO, Callable, ClassVar, Dict, List, Mapping, Optional, Sequence, Text, TextIO, Union
 from typing_extensions import Literal
+from xml.etree.ElementTree import Element
 
+from .blockparser import BlockParser
 from .extensions import Extension
-from .util import Registry
+from .util import HtmlStash, Registry
 
 class Markdown:
     preprocessors: Registry
     inlinePatterns: Registry
     treeprocessors: Registry
     postprocessors: Registry
+    parser: BlockParser
+    htmlStash: HtmlStash
+    output_formats: ClassVar[Dict[Literal["xhtml", "html"], Callable[[Element], Text]]]
+    output_format: Literal["xhtml", "html"]
+    serializer: Callable[[Element], Text]
+    tab_length: int
+    block_level_elements: List[str]
     def __init__(
         self,
         *,
diff --git a/third_party/2and3/markdown/extensions/__init__.pyi b/third_party/2and3/markdown/extensions/__init__.pyi
index eedc24829..11d3b3052 100644
--- a/third_party/2and3/markdown/extensions/__init__.pyi
+++ b/third_party/2and3/markdown/extensions/__init__.pyi
@@ -1,13 +1,13 @@
-from typing import Mapping, Sequence
+from typing import Any, Dict, List, Mapping, Tuple
 
 from markdown.core import Markdown
 
 class Extension:
-    config: Mapping[str, str] = ...
-    def __init__(self, **kwargs: Mapping[str, str]) -> None: ...
-    def getConfig(self, key: str, default: str = ...) -> str: ...
-    def getConfigs(self) -> Mapping[str, str]: ...
-    def getConfigInfo(self) -> Sequence[Mapping[str, str]]: ...
-    def setConfig(self, key: str, value: str) -> None: ...
-    def setConfigs(self, items: Mapping[str, str]) -> None: ...
+    config: Mapping[str, List[Any]] = ...
+    def __init__(self, **kwargs: Any) -> None: ...
+    def getConfig(self, key: str, default: Any = ...) -> Any: ...
+    def getConfigs(self) -> Dict[str, Any]: ...
+    def getConfigInfo(self) -> List[Tuple[str, str]]: ...
+    def setConfig(self, key: str, value: Any) -> None: ...
+    def setConfigs(self, items: Mapping[str, Any]) -> None: ...
     def extendMarkdown(self, md: Markdown) -> None: ...
diff --git a/third_party/2and3/markdown/extensions/abbr.pyi b/third_party/2and3/markdown/extensions/abbr.pyi
index 3655f9223..9316c65f8 100644
--- a/third_party/2and3/markdown/extensions/abbr.pyi
+++ b/third_party/2and3/markdown/extensions/abbr.pyi
@@ -1,20 +1,16 @@
 from typing import Any, Pattern
 
+from markdown.blockprocessors import BlockProcessor
 from markdown.extensions import Extension
 from markdown.inlinepatterns import InlineProcessor
-from markdown.preprocessors import Preprocessor
 
 ABBR_REF_RE: Pattern
 
-class AbbrExtension(Extension):
-    def extendMarkdown(self, md) -> None: ...
-
-class AbbrPreprocessor(Preprocessor):
-    def run(self, lines): ...
+class AbbrExtension(Extension): ...
+class AbbrPreprocessor(BlockProcessor): ...
 
 class AbbrInlineProcessor(InlineProcessor):
     title: Any
     def __init__(self, pattern, title) -> None: ...
-    def handleMatch(self, m, data): ...  # type: ignore
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/admonition.pyi b/third_party/2and3/markdown/extensions/admonition.pyi
index 9b7ed3ee0..24005e29f 100644
--- a/third_party/2and3/markdown/extensions/admonition.pyi
+++ b/third_party/2and3/markdown/extensions/admonition.pyi
@@ -3,16 +3,13 @@ from typing import Any, Pattern
 from markdown.blockprocessors import BlockProcessor
 from markdown.extensions import Extension
 
-class AdmonitionExtension(Extension):
-    def extendMarkdown(self, md) -> None: ...
+class AdmonitionExtension(Extension): ...
 
 class AdmonitionProcessor(BlockProcessor):
     CLASSNAME: str = ...
     CLASSNAME_TITLE: str = ...
     RE: Pattern
     RE_SPACES: Any
-    def test(self, parent, block): ...
-    def run(self, parent, blocks) -> None: ...
     def get_class_and_title(self, match): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/attr_list.pyi b/third_party/2and3/markdown/extensions/attr_list.pyi
index 29c26afd2..d073b486a 100644
--- a/third_party/2and3/markdown/extensions/attr_list.pyi
+++ b/third_party/2and3/markdown/extensions/attr_list.pyi
@@ -12,11 +12,9 @@ class AttrListTreeprocessor(Treeprocessor):
     BLOCK_RE: Pattern
     INLINE_RE: Pattern
     NAME_RE: Pattern
-    def run(self, doc) -> None: ...
     def assign_attrs(self, elem, attrs) -> None: ...
     def sanitize_name(self, name): ...
 
-class AttrListExtension(Extension):
-    def extendMarkdown(self, md) -> None: ...
+class AttrListExtension(Extension): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/codehilite.pyi b/third_party/2and3/markdown/extensions/codehilite.pyi
index 8b1eb461d..b13652b3b 100644
--- a/third_party/2and3/markdown/extensions/codehilite.pyi
+++ b/third_party/2and3/markdown/extensions/codehilite.pyi
@@ -35,11 +35,8 @@ class CodeHilite:
 
 class HiliteTreeprocessor(Treeprocessor):
     def code_unescape(self, text): ...
-    def run(self, root) -> None: ...
 
 class CodeHiliteExtension(Extension):
-    config: Any
     def __init__(self, **kwargs) -> None: ...
-    def extendMarkdown(self, md) -> None: ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/def_list.pyi b/third_party/2and3/markdown/extensions/def_list.pyi
index 1aa70d29f..f1d61cccd 100644
--- a/third_party/2and3/markdown/extensions/def_list.pyi
+++ b/third_party/2and3/markdown/extensions/def_list.pyi
@@ -6,15 +6,8 @@ from markdown.extensions import Extension
 class DefListProcessor(BlockProcessor):
     RE: Pattern
     NO_INDENT_RE: Pattern
-    def test(self, parent, block): ...
-    def run(self, parent, blocks): ...
 
-class DefListIndentProcessor(ListIndentProcessor):
-    ITEM_TYPES: Any
-    LIST_TYPES: Any
-    def create_item(self, parent, block) -> None: ...
-
-class DefListExtension(Extension):
-    def extendMarkdown(self, md) -> None: ...
+class DefListIndentProcessor(ListIndentProcessor): ...
+class DefListExtension(Extension): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/extra.pyi b/third_party/2and3/markdown/extensions/extra.pyi
index 4c658270c..8d761845c 100644
--- a/third_party/2and3/markdown/extensions/extra.pyi
+++ b/third_party/2and3/markdown/extensions/extra.pyi
@@ -5,8 +5,6 @@ from markdown.extensions import Extension
 extensions: Any
 
 class ExtraExtension(Extension):
-    config: Any
     def __init__(self, **kwargs) -> None: ...
-    def extendMarkdown(self, md) -> None: ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/fenced_code.pyi b/third_party/2and3/markdown/extensions/fenced_code.pyi
index 9afedc4f2..3a216c432 100644
--- a/third_party/2and3/markdown/extensions/fenced_code.pyi
+++ b/third_party/2and3/markdown/extensions/fenced_code.pyi
@@ -3,8 +3,7 @@ from typing import Any, Pattern
 from markdown.extensions import Extension
 from markdown.preprocessors import Preprocessor
 
-class FencedCodeExtension(Extension):
-    def extendMarkdown(self, md) -> None: ...
+class FencedCodeExtension(Extension): ...
 
 class FencedBlockPreprocessor(Preprocessor):
     FENCED_BLOCK_RE: Pattern
@@ -13,6 +12,5 @@ class FencedBlockPreprocessor(Preprocessor):
     checked_for_codehilite: bool = ...
     codehilite_conf: Any
     def __init__(self, md) -> None: ...
-    def run(self, lines): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/footnotes.pyi b/third_party/2and3/markdown/extensions/footnotes.pyi
index 5e8e50d54..d4b2953d6 100644
--- a/third_party/2and3/markdown/extensions/footnotes.pyi
+++ b/third_party/2and3/markdown/extensions/footnotes.pyi
@@ -13,14 +13,12 @@ TABBED_RE: Pattern
 RE_REF_ID: Any
 
 class FootnoteExtension(Extension):
-    config: Any
     unique_prefix: int = ...
     found_refs: Any
     used_refs: Any
     def __init__(self, **kwargs) -> None: ...
     parser: Any
     md: Any
-    def extendMarkdown(self, md) -> None: ...
     footnotes: Any
     def reset(self) -> None: ...
     def unique_ref(self, reference, found: bool = ...): ...
@@ -34,13 +32,11 @@ class FootnoteExtension(Extension):
 class FootnotePreprocessor(Preprocessor):
     footnotes: Any
     def __init__(self, footnotes) -> None: ...
-    def run(self, lines): ...
     def detectTabbed(self, lines): ...
 
 class FootnoteInlineProcessor(InlineProcessor):
     footnotes: Any
     def __init__(self, pattern, footnotes) -> None: ...
-    def handleMatch(self, m, data): ...  # type: ignore
 
 class FootnotePostTreeprocessor(Treeprocessor):
     footnotes: Any
@@ -49,16 +45,13 @@ class FootnotePostTreeprocessor(Treeprocessor):
     def get_num_duplicates(self, li): ...
     def handle_duplicates(self, parent) -> None: ...
     offset: int = ...
-    def run(self, root) -> None: ...
 
 class FootnoteTreeprocessor(Treeprocessor):
     footnotes: Any
     def __init__(self, footnotes) -> None: ...
-    def run(self, root) -> None: ...
 
 class FootnotePostprocessor(Postprocessor):
     footnotes: Any
     def __init__(self, footnotes) -> None: ...
-    def run(self, text): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/legacy_attrs.pyi b/third_party/2and3/markdown/extensions/legacy_attrs.pyi
index ab76addaa..e5e1a9c11 100644
--- a/third_party/2and3/markdown/extensions/legacy_attrs.pyi
+++ b/third_party/2and3/markdown/extensions/legacy_attrs.pyi
@@ -6,10 +6,8 @@ from markdown.treeprocessors import Treeprocessor
 ATTR_RE: Pattern
 
 class LegacyAttrs(Treeprocessor):
-    def run(self, doc) -> None: ...
     def handleAttributes(self, el, txt): ...
 
-class LegacyAttrExtension(Extension):
-    def extendMarkdown(self, md) -> None: ...
+class LegacyAttrExtension(Extension): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/legacy_em.pyi b/third_party/2and3/markdown/extensions/legacy_em.pyi
index 55847cf9d..c1de142b4 100644
--- a/third_party/2and3/markdown/extensions/legacy_em.pyi
+++ b/third_party/2and3/markdown/extensions/legacy_em.pyi
@@ -7,10 +7,7 @@ EMPHASIS_RE: str
 STRONG_RE: str
 STRONG_EM_RE: str
 
-class LegacyUnderscoreProcessor(UnderscoreProcessor):
-    PATTERNS: Any
-
-class LegacyEmExtension(Extension):
-    def extendMarkdown(self, md) -> None: ...
+class LegacyUnderscoreProcessor(UnderscoreProcessor): ...
+class LegacyEmExtension(Extension): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/md_in_html.pyi b/third_party/2and3/markdown/extensions/md_in_html.pyi
index 99f19773d..3991a94df 100644
--- a/third_party/2and3/markdown/extensions/md_in_html.pyi
+++ b/third_party/2and3/markdown/extensions/md_in_html.pyi
@@ -3,11 +3,7 @@ from typing import Any, Optional
 from markdown.blockprocessors import BlockProcessor
 from markdown.extensions import Extension
 
-class MarkdownInHtmlProcessor(BlockProcessor):
-    def test(self, parent, block): ...
-    def run(self, parent, blocks, tail: Optional[Any] = ..., nest: bool = ...) -> None: ...
-
-class MarkdownInHtmlExtension(Extension):
-    def extendMarkdown(self, md) -> None: ...
+class MarkdownInHtmlProcessor(BlockProcessor): ...
+class MarkdownInHtmlExtension(Extension): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/meta.pyi b/third_party/2and3/markdown/extensions/meta.pyi
index 5277a0347..dc5ac5b51 100644
--- a/third_party/2and3/markdown/extensions/meta.pyi
+++ b/third_party/2and3/markdown/extensions/meta.pyi
@@ -11,10 +11,8 @@ END_RE: Pattern
 
 class MetaExtension(Extension):
     md: Any
-    def extendMarkdown(self, md) -> None: ...
     def reset(self) -> None: ...
 
-class MetaPreprocessor(Preprocessor):
-    def run(self, lines): ...
+class MetaPreprocessor(Preprocessor): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/nl2br.pyi b/third_party/2and3/markdown/extensions/nl2br.pyi
index ff8f6bf32..a569faba8 100644
--- a/third_party/2and3/markdown/extensions/nl2br.pyi
+++ b/third_party/2and3/markdown/extensions/nl2br.pyi
@@ -4,7 +4,6 @@ from markdown.extensions import Extension
 
 BR_RE: str
 
-class Nl2BrExtension(Extension):
-    def extendMarkdown(self, md) -> None: ...
+class Nl2BrExtension(Extension): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/sane_lists.pyi b/third_party/2and3/markdown/extensions/sane_lists.pyi
index bf274bfba..2a9cc86d3 100644
--- a/third_party/2and3/markdown/extensions/sane_lists.pyi
+++ b/third_party/2and3/markdown/extensions/sane_lists.pyi
@@ -4,17 +4,11 @@ from markdown.blockprocessors import OListProcessor, UListProcessor
 from markdown.extensions import Extension
 
 class SaneOListProcessor(OListProcessor):
-    SIBLING_TAGS: Any
-    LAZY_OL: bool = ...
-    CHILD_RE: Pattern
     def __init__(self, parser) -> None: ...
 
 class SaneUListProcessor(UListProcessor):
-    SIBLING_TAGS: Any
-    CHILD_RE: Pattern
     def __init__(self, parser) -> None: ...
 
-class SaneListExtension(Extension):
-    def extendMarkdown(self, md) -> None: ...
+class SaneListExtension(Extension): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/smarty.pyi b/third_party/2and3/markdown/extensions/smarty.pyi
index 3bbf0fde9..5ec9d30ef 100644
--- a/third_party/2and3/markdown/extensions/smarty.pyi
+++ b/third_party/2and3/markdown/extensions/smarty.pyi
@@ -25,14 +25,9 @@ HTML_STRICT_RE: str
 
 class SubstituteTextPattern(HtmlInlineProcessor):
     replace: Any
-    md: Any
     def __init__(self, pattern, replace, md) -> None: ...
-    @property
-    def markdown(self): ...
-    def handleMatch(self, m, data): ...  # type: ignore
 
 class SmartyExtension(Extension):
-    config: Any
     substitutions: Any
     def __init__(self, **kwargs) -> None: ...
     def educateDashes(self, md) -> None: ...
@@ -40,6 +35,5 @@ class SmartyExtension(Extension):
     def educateAngledQuotes(self, md) -> None: ...
     def educateQuotes(self, md) -> None: ...
     inlinePatterns: Any
-    def extendMarkdown(self, md) -> None: ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/tables.pyi b/third_party/2and3/markdown/extensions/tables.pyi
index 700dfa0f8..2250cae7e 100644
--- a/third_party/2and3/markdown/extensions/tables.pyi
+++ b/third_party/2and3/markdown/extensions/tables.pyi
@@ -13,10 +13,7 @@ class TableProcessor(BlockProcessor):
     border: bool = ...
     separator: str = ...
     def __init__(self, parser) -> None: ...
-    def test(self, parent, block): ...
-    def run(self, parent, blocks) -> None: ...
 
-class TableExtension(Extension):
-    def extendMarkdown(self, md) -> None: ...
+class TableExtension(Extension): ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/toc.pyi b/third_party/2and3/markdown/extensions/toc.pyi
index cf4e92ead..da6c9396d 100644
--- a/third_party/2and3/markdown/extensions/toc.pyi
+++ b/third_party/2and3/markdown/extensions/toc.pyi
@@ -34,14 +34,11 @@ class TocTreeprocessor(Treeprocessor):
     def add_anchor(self, c, elem_id) -> None: ...
     def add_permalink(self, c, elem_id) -> None: ...
     def build_toc_div(self, toc_list): ...
-    def run(self, doc) -> None: ...
 
 class TocExtension(Extension):
     TreeProcessorClass: Any
-    config: Any
     def __init__(self, **kwargs) -> None: ...
     md: Any
-    def extendMarkdown(self, md) -> None: ...
     def reset(self) -> None: ...
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/extensions/wikilinks.pyi b/third_party/2and3/markdown/extensions/wikilinks.pyi
index 26cc954c9..044edb0e3 100644
--- a/third_party/2and3/markdown/extensions/wikilinks.pyi
+++ b/third_party/2and3/markdown/extensions/wikilinks.pyi
@@ -6,14 +6,11 @@ from markdown.inlinepatterns import InlineProcessor
 def build_url(label, base, end): ...
 
 class WikiLinkExtension(Extension):
-    config: Any
     def __init__(self, **kwargs) -> None: ...
     md: Any
-    def extendMarkdown(self, md) -> None: ...
 
 class WikiLinksInlineProcessor(InlineProcessor):
     config: Any
     def __init__(self, pattern, config) -> None: ...
-    def handleMatch(self, m, data): ...  # type: ignore
 
 def makeExtension(**kwargs): ...
diff --git a/third_party/2and3/markdown/inlinepatterns.pyi b/third_party/2and3/markdown/inlinepatterns.pyi
index a5095700a..70f469ac3 100644
--- a/third_party/2and3/markdown/inlinepatterns.pyi
+++ b/third_party/2and3/markdown/inlinepatterns.pyi
@@ -1,4 +1,5 @@
-from typing import Any, Optional
+from typing import Any, Match, Optional, Tuple, Union
+from xml.etree.ElementTree import Element
 
 def build_inlinepatterns(md, **kwargs): ...
 
@@ -39,58 +40,38 @@ class Pattern:
     @property
     def markdown(self): ...
     def getCompiledRegExp(self): ...
-    def handleMatch(self, m) -> None: ...
+    def handleMatch(self, m: Match) -> Optional[Union[str, Element]]: ...
     def type(self): ...
     def unescape(self, text): ...
 
 class InlineProcessor(Pattern):
-    pattern: Any
-    compiled_re: Any
     safe_mode: bool = ...
-    md: Any
     def __init__(self, pattern, md: Optional[Any] = ...) -> None: ...
-    def handleMatch(self, m, data) -> None: ...  # type: ignore
+    def handleMatch(self, m: Match, data) -> Union[Tuple[Element, int, int], Tuple[None, None, None]]: ...  # type: ignore
 
-class SimpleTextPattern(Pattern):
-    def handleMatch(self, m): ...
-
-class SimpleTextInlineProcessor(InlineProcessor):
-    def handleMatch(self, m, data): ...  # type: ignore
-
-class EscapeInlineProcessor(InlineProcessor):
-    def handleMatch(self, m, data): ...  # type: ignore
+class SimpleTextPattern(Pattern): ...
+class SimpleTextInlineProcessor(InlineProcessor): ...
+class EscapeInlineProcessor(InlineProcessor): ...
 
 class SimpleTagPattern(Pattern):
     tag: Any
     def __init__(self, pattern, tag) -> None: ...
-    def handleMatch(self, m): ...
 
 class SimpleTagInlineProcessor(InlineProcessor):
     tag: Any
     def __init__(self, pattern, tag) -> None: ...
-    def handleMatch(self, m, data): ...  # type: ignore
 
-class SubstituteTagPattern(SimpleTagPattern):
-    def handleMatch(self, m): ...
-
-class SubstituteTagInlineProcessor(SimpleTagInlineProcessor):
-    def handleMatch(self, m, data): ...  # type: ignore
+class SubstituteTagPattern(SimpleTagPattern): ...
+class SubstituteTagInlineProcessor(SimpleTagInlineProcessor): ...
 
 class BacktickInlineProcessor(InlineProcessor):
     ESCAPED_BSLASH: Any
     tag: str = ...
     def __init__(self, pattern) -> None: ...
-    def handleMatch(self, m, data): ...  # type: ignore
 
-class DoubleTagPattern(SimpleTagPattern):
-    def handleMatch(self, m): ...
-
-class DoubleTagInlineProcessor(SimpleTagInlineProcessor):
-    def handleMatch(self, m, data): ...  # type: ignore
-
-class HtmlInlineProcessor(InlineProcessor):
-    def handleMatch(self, m, data): ...  # type: ignore
-    def unescape(self, text): ...
+class DoubleTagPattern(SimpleTagPattern): ...
+class DoubleTagInlineProcessor(SimpleTagInlineProcessor): ...
+class HtmlInlineProcessor(InlineProcessor): ...
 
 class AsteriskProcessor(InlineProcessor):
     PATTERNS: Any
@@ -99,7 +80,6 @@ class AsteriskProcessor(InlineProcessor):
     def build_double2(self, m, tags, idx): ...
     def parse_sub_patterns(self, data, parent, last, idx) -> None: ...
     def build_element(self, m, builder, tags, index): ...
-    def handleMatch(self, m, data): ...  # type: ignore
 
 class UnderscoreProcessor(AsteriskProcessor):
     PATTERNS: Any
@@ -107,28 +87,17 @@ class UnderscoreProcessor(AsteriskProcessor):
 class LinkInlineProcessor(InlineProcessor):
     RE_LINK: Any
     RE_TITLE_CLEAN: Any
-    def handleMatch(self, m, data): ...  # type: ignore
     def getLink(self, data, index): ...
     def getText(self, data, index): ...
 
-class ImageInlineProcessor(LinkInlineProcessor):
-    def handleMatch(self, m, data): ...  # type: ignore
+class ImageInlineProcessor(LinkInlineProcessor): ...
 
 class ReferenceInlineProcessor(LinkInlineProcessor):
     NEWLINE_CLEANUP_RE: Pattern
-    RE_LINK: Any
-    def handleMatch(self, m, data): ...  # type: ignore
     def evalId(self, data, index, text): ...
     def makeTag(self, href, title, text): ...
 
-class ShortReferenceInlineProcessor(ReferenceInlineProcessor):
-    def evalId(self, data, index, text): ...
-
-class ImageReferenceInlineProcessor(ReferenceInlineProcessor):
-    def makeTag(self, href, title, text): ...
-
-class AutolinkInlineProcessor(InlineProcessor):
-    def handleMatch(self, m, data): ...  # type: ignore
-
-class AutomailInlineProcessor(InlineProcessor):
-    def handleMatch(self, m, data): ...  # type: ignore
+class ShortReferenceInlineProcessor(ReferenceInlineProcessor): ...
+class ImageReferenceInlineProcessor(ReferenceInlineProcessor): ...
+class AutolinkInlineProcessor(InlineProcessor): ...
+class AutomailInlineProcessor(InlineProcessor): ...
diff --git a/third_party/2and3/markdown/postprocessors.pyi b/third_party/2and3/markdown/postprocessors.pyi
index a7ef53572..42cddc124 100644
--- a/third_party/2and3/markdown/postprocessors.pyi
+++ b/third_party/2and3/markdown/postprocessors.pyi
@@ -8,13 +8,10 @@ class Postprocessor(util.Processor):
     def run(self, text) -> None: ...
 
 class RawHtmlPostprocessor(Postprocessor):
-    def run(self, text): ...
     def isblocklevel(self, html): ...
 
-class AndSubstitutePostprocessor(Postprocessor):
-    def run(self, text): ...
+class AndSubstitutePostprocessor(Postprocessor): ...
 
 class UnescapePostprocessor(Postprocessor):
     RE: Pattern
     def unescape(self, m): ...
-    def run(self, text): ...
diff --git a/third_party/2and3/markdown/preprocessors.pyi b/third_party/2and3/markdown/preprocessors.pyi
index e3083cdf5..b3ab45f55 100644
--- a/third_party/2and3/markdown/preprocessors.pyi
+++ b/third_party/2and3/markdown/preprocessors.pyi
@@ -7,8 +7,7 @@ def build_preprocessors(md, **kwargs): ...
 class Preprocessor(util.Processor):
     def run(self, lines: List[str]) -> List[str]: ...
 
-class NormalizeWhitespace(Preprocessor):
-    def run(self, lines: Iterable[str]) -> List[str]: ...
+class NormalizeWhitespace(Preprocessor): ...
 
 class HtmlBlockPreprocessor(Preprocessor):
     right_tag_patterns: Any
@@ -17,10 +16,8 @@ class HtmlBlockPreprocessor(Preprocessor):
     attrs_re: Any
     left_tag_re: Any
     markdown_in_raw: bool = ...
-    def run(self, lines: Iterable[str]) -> List[str]: ...
 
 class ReferencePreprocessor(Preprocessor):
     TITLE: str = ...
     RE: Pattern
     TITLE_RE: Pattern
-    def run(self, lines: List[str]) -> List[str]: ...
diff --git a/third_party/2and3/markdown/treeprocessors.pyi b/third_party/2and3/markdown/treeprocessors.pyi
index f05cd795c..a213600a6 100644
--- a/third_party/2and3/markdown/treeprocessors.pyi
+++ b/third_party/2and3/markdown/treeprocessors.pyi
@@ -9,15 +9,11 @@ class Treeprocessor(util.Processor):
     def run(self, root) -> None: ...
 
 class InlineProcessor(Treeprocessor):
-    md: Any
     inlinePatterns: Any
     ancestors: Any
     def __init__(self, md) -> None: ...
-    @property
-    def markdown(self): ...
     stashed_nodes: Any
     parent_map: Any
     def run(self, tree, ancestors: Optional[Any] = ...): ...
 
-class PrettifyTreeprocessor(Treeprocessor):
-    def run(self, root) -> None: ...
+class PrettifyTreeprocessor(Treeprocessor): ...