Standalone LED flash script

README.md

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+# Flash-LED
+Standalone Python script to flash an LED on GPIO 17 of a Raspberry Pi.
+
+## Usage
+`python3 flash_led.py`
+
+Requires `RPi.GPIO` to be installed on the host.

flash_led.py

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+import RPi.GPIO as GPIO
+import time
+
+# Use GPIO 17
+PIN = 17
+GPIO.setmode(GPIO.BCM)
+GPIO.setup(PIN, GPIO.OUT)
+
+try:
+    print("Flashing LED for 10 seconds...")
+    start_time = time.time()
+    while time.time() - start_time < 5:
+        GPIO.output(PIN, GPIO.HIGH)
+        time.sleep(0.3)
+        GPIO.output(PIN, GPIO.LOW)
+        time.sleep(0.3)
+finally:
+    GPIO.cleanup()
+    print("Done.")