Mastodon both using Plaground bot
Step 1
create cred.ini with the following content
[config]
access_token = mastodon_access_token
url = https://mastodon_server_url
Step 2
Connect Circuit playground express port with usb data cable (Important!) then Upload micropython_code.py with mu-editor
Get it to run so the serial connection outputs the list of temperatures.
For on linux try
$ cat /dev/ttyASM0
To debug the connection. Successful output will print out a column of temperature values.
Step 3
Install mastodon.py
$ pip install Mastodon.py
then run mastodon_connect.py