Fix button handler

esp32-wifi/button_handler.py

@@ -1,10 +1,9 @@
 import _thread
-from typing import Callable
 from machine import Pin
 import time
 
 class ButtonHandler:
-    def __init__(self, pin : int, action : Callable[[], None]):
+    def __init__(self, pin , action):
         self.button = Pin(pin, Pin.IN, Pin.PULL_UP)
         self.action = action
         self._pressed = False
@@ -20,7 +19,6 @@ class ButtonHandler:
                 self._pressed = False
             time.sleep(0.1)
 
-
 if __name__ == "__main__":
     def on_press():
         print("Button action triggered")
@@ -29,17 +27,3 @@ if __name__ == "__main__":
 
     while True:
         time.sleep(1)
-
-
-"""# Track button state
-button_pressed = False
-
-while True:
-    if not button.value():  # Button pressed (active low)
-        if not button_pressed:
-            button_pressed = True
-            print("Button pressed! Action triggered.")  # Replace with your action
-    else:
-        button_pressed = False  # Reset when button released
-
-    time.sleep(0.01)  # Small debounce delay"""