tltest.py

#!/usr/bin/python
import time
import yaml
import subprocess
from datetime import datetime, timedelta
import json
import os

SUNRISE_OFFSET_MINUTES = -60  # Start transition 1 hour before actual sunrise

def load_config(config_path):
    with open(config_path, 'r') as config_file:
        return yaml.safe_load(config_file)

def load_sun_data():
    current_dir = os.path.dirname(os.path.realpath(__file__))
    sun_data_file = os.path.join(current_dir, 'data', 'sun_data_2023.json')
    with open(sun_data_file, 'r') as file:
        return json.load(file)

def get_sun_times(date, sun_data):
    date_str = date.strftime('%m-%d')
    return sun_data.get(date_str, {}).get('sunrise'), sun_data.get(date_str, {}).get('sunset')

def is_within_transition_period(sunrise_time, sunset_time):
    sunrise = datetime.strptime(sunrise_time, '%H:%M') + timedelta(minutes=SUNRISE_OFFSET_MINUTES)
    sunset = datetime.strptime(sunset_time, '%H:%M')
    now = datetime.now()
    print(f"now {now}")
    return sunset <= now <= sunset + timedelta(hours=2) or sunrise <= now <= datetime.strptime(sunrise_time, '%H:%M')

def timelapse(config):
    sun_data = load_sun_data()
    interval = config['interval']
    current_dir = os.path.dirname(os.path.realpath(__file__))
    
    while True:
        today = datetime.now().date()
        sunrise_time, sunset_time = get_sun_times(today, sun_data)
        
        # If there's "never_sets", just run the daytime script
        if sunrise_time == "never_sets" or sunset_time == "never_sets":
            print("Running daytime script")
        # If it's nighttime or within the transition period, run the nighttime script
        elif is_within_transition_period(sunrise_time, sunset_time):
        # Otherwise, run the daytime script
            print(f"Running nighttime script {is_within_transition_period(sunrise_time,sunset_time)} {sunset_time} {sunrise_time}")
        else:
            print(f"Running nighttime script {is_within_transition_period(sunrise_time,sunset_time)} {sunset_time} {sunrise_time}")
            print("Running daytime script")
        
        time.sleep(interval)

if __name__ == "__main__":
    config = load_config(os.path.join(os.path.dirname(os.path.realpath(__file__)), 'config.yaml'))
    timelapse(config)