makvoid

@click.command()
@click.option('--location', required=True, help='Sensor location name')
def collect(location):
    # Collect data and convert/round
    temperature = round_num(c_to_f(sensor.temperature))
    humidity = round_num(sensor.relative_humidity)

    # Save entry
    try:
        save_entry(location, temperature, humidity)

makvoid

[
  {
    "location": "Garage",
    "temperature": "73.67",
    "humidity": "37.48",
    "date": "2022-02-20T22:41:38.783012"
  },
  {
    "location": "Garage",
    "temperature": "73.32",

makvoid

[Unit]
Description=Climate Monitor using AHT20
After=network-online.target

[Service]
Type=oneshot
WorkingDirectory=/path/to/dir/containing/script
User=pi
ExecStart=python3 aht20.py --location some_location

makvoid

import adafruit_ahtx0
import board

# Setup I2C Sensor
sensor = adafruit_ahtx0.AHTx0(board.I2C())

# Convert Celsius to Fahrenheit 
def c_to_f(input):
    return (input * 9 / 5) + 32

makvoid

@click.group()
def cli():
    pass

@cli.command()
@click.option('--chart-path', required=True, help='Path to store chart at')
@click.option('--location', required=True, help='Sensor location name')
def export(chart_path, location):
    # Ensure the entries.json file is not missing
    if not os.path.isfile('entries.json'):

makvoid

def average_date(date, entries):
    # Get a list of all entries for this date
    events = list(filter(lambda x: (x['date'][0:10] == date), entries))
    return {
        'date': pd.to_datetime(date),
        'temperature': sum(float(e['temperature']) for e in events) / len(events),
        'humidity': sum(float(e['humidity']) for e in events) / len(events)
    }

# Returns entries as DataFrames

makvoid

# Save climate information locally
def save_entry(location, temperature, humidity):
    # Ensure the file exists before attempting to read
    if not os.path.isfile('entries.json'):
        pathlib.Path('entries.json').touch(exist_ok=False)
        entries = []
    else:
        # Load any old entries
        with open("entries.json", "r") as f:
            try:

makvoid

makvoid

makvoid