Temperature and humidity sensor
Stemi Shield comes a AHT21 sensor built it. It can be accessed through adafruit_ahtx0.AHTx0 class, through i2c communication protocol.

Example
main.py
from adafruit_ahtx0 import AHTx0
aht = AHTx0(i2c)
print(f"{aht.temperature:.2f}|{aht.relative_humidity:.2f}")