Is this a bug, or is it explicitly undefined behavior to read the value of an output?

>>> import board
>>> from digitalio import DigitalInOut, Direction
>>> led = DigitalInOut(any_gpio)
>>> led.direction = Direction.OUTPUT

PyPortal (alpha.3):

>>> led.value = True
>>> led.value
True

(the LED is ON)

vs.

Saola (alpha.3):

>>> led.value = True
>>> led.value

With the recent release of Phoenix 1.5 🎉 https://elixirforum.com/t/phoenix-v1-5-0-released/30693
Now is a great time to go through this example/tutorial with a fresh pair of eyes and completely update it (including) links to code snapshots. We can also extend it to include auth_plug #25 🔐 and presence #32 🚀.

• Checkout master
• Create new branch e.g: `update-t

Github-pages ?
codepen.io
codesandbox.io

👽 What is required?

The algorithm is here : check-binary-tree-subtree-another-binary-tree

• Follow the ESLint rules strictly
• Follow the filename and folder structure strictly
• Since the Contribution Guide is not ready yet, go