Add type stubs for python module

python/brotli.pyi

@@ -0,0 +1,26 @@
+from typing import Final
+
+__version__: Final[str]
+version: Final[str]
+
+MODE_GENERIC: Final[int]
+MODE_TEXT: Final[int]
+MODE_FONT: Final[int]
+
+class Compressor:
+    def __init__(self, mode: int=..., quality: int=11, lgwin:int=22, lgblock:int=0): ...
+    def process(self, string: bytes) -> bytes: ...
+    def finish(self) -> bytes: ...
+    def flush(self) -> bytes: ...
+
+
+class Decompressor:
+    def __init__(self): ...
+    def is_finished(self) -> bool: ...
+    def process(self, string: bytes) -> bytes: ...
+
+def compress(string: bytes, mode: int=..., quality: int=11, lgwin:int=22, lgblock:int=0) -> bytes: ...
+
+def decompress(string: bytes) -> bytes: ...
+
+class error(Exception): ...