fmt + script

pynput_demo.py

@@ -0,0 +1,71 @@
+# /// script
+# dependencies = [
+#    "pynput",
+#    "pyautogui",
+# ]
+# ///
+
+# uv likes this block
+
+from collections.abc import Callable
+
+import pynput
+
+controller = pynput.keyboard.Controller()
+
+
+type Key = pynput.keyboard.Key | pynput.keyboard.KeyCode | None
+type ListenerFn = Callable[[Key], bool | None]
+
+
+def h() -> tuple[ListenerFn, ListenerFn]:
+    a_first = True
+    held = False
+
+    A = pynput.keyboard.KeyCode.from_char("a")
+    D = pynput.keyboard.KeyCode.from_char("d")
+    TRIGGER = pynput.keyboard.KeyCode.from_char("\\")
+    FLIP = pynput.keyboard.KeyCode.from_char("/")
+    QUIT = pynput.keyboard.KeyCode.from_char("'")
+
+    def order(do):
+        if a_first:
+            do(A)
+            do(D)
+        else:
+            do(D)
+            do(A)
+
+    def funny(key: Key, press: bool) -> bool | None:
+        nonlocal a_first, held
+
+        if key == TRIGGER:
+            if press and not held:
+                order(controller.press)
+                held = True
+
+            elif not press and held:
+                order(controller.release)
+                held = False
+
+        elif key == FLIP and press:
+            a_first = not a_first
+            print(f"flipped a_first to {a_first}")
+
+        elif key == QUIT and press:
+            return False
+
+    return (
+        lambda key: funny(key, True),
+        lambda key: funny(key, False),
+    )
+
+
+def main():
+    press, release = h()
+    with pynput.keyboard.Listener(on_press=press, on_release=release) as listener:
+        listener.join()
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())