diff --git a/stubs/twisted/python/failure.pyi b/stubs/twisted/python/failure.pyi
deleted file mode 100644
--- a/stubs/twisted/python/failure.pyi
+++ /dev/null
@@ -1,61 +0,0 @@
-# Stubs for twisted.python.failure (Python 3)
-#
-# NOTE: This dynamically typed stub was automatically generated by stubgen.
-
-from typing import Any, Optional
-
-count: int
-traceupLength: int
-
-class DefaultException(Exception): ...
-
-def format_frames(frames: Any, write: Any, detail: str = ...) -> None: ...
-
-EXCEPTION_CAUGHT_HERE: str
-
-class NoCurrentExceptionError(Exception): ...
-
-class _TracebackFrame:
-    tb_frame: Any = ...
-    tb_lineno: Any = ...
-    tb_next: Any = ...
-    def __init__(self, frame: Any, tb_next: Any) -> None: ...
-
-class _Frame:
-    f_code: Any = ...
-    f_globals: Any = ...
-    f_locals: Any = ...
-    def __init__(self, name: Any, filename: Any) -> None: ...
-
-class _Code:
-    co_name: Any = ...
-    co_filename: Any = ...
-    def __init__(self, name: Any, filename: Any) -> None: ...
-
-class Failure(BaseException):
-    pickled: int = ...
-    stack: Any = ...
-    count: Any = ...
-    type: Any = ...
-    captureVars: Any = ...
-    value: Any = ...
-    tb: Any = ...
-    parents: Any = ...
-    def __init__(self, exc_value: Optional[Any] = ..., exc_type: Optional[Any] = ..., exc_tb: Optional[Any] = ..., captureVars: bool = ...) -> None: ...
-    def trap(self, *errorTypes: Any): ...
-    def check(self, *errorTypes: Any): ...
-    def raiseException(self) -> None: ...
-    def throwExceptionIntoGenerator(self, g: Any): ...
-    __dict__: Any = ...
-    def cleanFailure(self) -> None: ...
-    def getTracebackObject(self): ...
-    def getErrorMessage(self): ...
-    def getBriefTraceback(self): ...
-    def getTraceback(self, elideFrameworkCode: int = ..., detail: str = ...): ...
-    def printTraceback(self, file: Optional[Any] = ..., elideFrameworkCode: bool = ..., detail: str = ...) -> None: ...
-    def printBriefTraceback(self, file: Optional[Any] = ..., elideFrameworkCode: int = ...) -> None: ...
-    def printDetailedTraceback(self, file: Optional[Any] = ..., elideFrameworkCode: int = ...) -> None: ...
-
-DO_POST_MORTEM: bool
-
-def startDebugMode() -> None: ...