Merge from master

lessons/lesson_1/main.py

@@ -1,3 +1,4 @@
+
 """
 Raspberry Pi Pico W LESSON 1: Write Your First Program for Absolute Beginners
 https://www.youtube.com/watch?v=SL4_oU9t8Ss&list=PLGs0VKk2DiYz8js1SJog21cDhkBqyAhC5
@@ -11,14 +12,23 @@
 IS_ON = 0
 
 
-def toggle_led(IS_ON) -> None:
+def toggle_is_on(val: int) -> int:
+    """
+    Update ISA_ON value
+    """
+    return 1 if val == 0 else 0
+
+
+def toggle_led(val: int) -> None:
+
     """
     Toggle LED
     """
-    LED.value(IS_ON)
+    LED.value(val)
+
 
 if __name__ == '__main__':
     while True:
         toggle_led(IS_ON)
-        time.sleep(0.3
-        IS_ON = 1 if IS_ON == 0 else 1
+        time.sleep(0.3)
+        IS_ON = toggle_is_on(IS_ON)

tests/lesson_1_test.py

@@ -4,9 +4,8 @@
 
 import unittest
 from unittest.mock import MagicMock
-from lessons.lesson_1.main import (  # pylint: disable=import-error
-    LED
-)
+# pylint: disable=import-error
+from lessons.lesson_1.main import LED
 
 
 class Lesson1TestCase(unittest.TestCase):