Added type stub for pytricia library

setup.cfg

@@ -3,6 +3,7 @@ ignore = W504
 max-line-length = 120
 
 [mypy]
+mypy_path = ./stubs
 show_error_context = True
 warn_redundant_casts = True
 warn_unused_ignores = True

stubs/pytricia.pyi

@@ -0,0 +1,30 @@
+from typing import TypeVar, overload, Generic, Iterator, List, Tuple, Union
+from socket import AF_INET as _AF_INET
+from ipaddress import _BaseAddress, _BaseNetwork
+
+_KT = Union[str, int, bytes, Tuple[bytes, int], _BaseAddress, _BaseNetwork]
+_KOutT = Union[str, Tuple[bytes, int]]
+_VT = TypeVar("_VT")
+
+
+class PyTricia(Generic[_VT]):
+    def __init__(self, prefixlen: int = 32, family: int = _AF_INET, raw_output: bool = False) -> None: ...
+
+    def __len__(self) -> int: ...
+    def __contains__(self, key: _KT) -> bool: ...
+    def __getitem__(self, key: _KT) -> _VT: ...
+    def __setitem__(self, key: _KT, value: _VT) -> None: ...
+    def __delitem__(self, key: _KT) -> None: ...
+    def __iter__(self) -> Iterator[_KOutT]: ...
+
+    def has_key(self, key: _KT) -> bool: ...
+    def keys(self) -> List[_KOutT]: ...
+    def get(self, key: _KT, default: _VT = None) -> _VT: ...
+    def get_key(self, key: _KT) -> _KOutT: ...
+    def delete(self, key: _KT) -> None: ...
+    @overload
+    def insert(self, key: _KT, value: _VT) -> None: ...
+    @overload
+    def insert(self, key: _KT, prefixlen: int, value: _VT) -> None: ...
+    def children(self, key: _KT) -> List[_KOutT]: ...
+    def parent(self, key: _KT) -> List[_KOutT]: ...