typing and refactoring on the way
diff --git a/stubs/psutil.pyi b/stubs/psutil.pyi
new file mode 100644
index 0000000..d3f1388
--- /dev/null
+++ b/stubs/psutil.pyi
@@ -0,0 +1,6 @@
+from typing import Iterable
+
+class Process:
+    def __init__(self, pid: int) -> None: ...
+    def children(self, recursive: bool = True) -> Iterable['Process']: ...
+    def kill(self) -> None: ...