X-Git-Url: https://wannabe.guru.org/gitweb/?a=blobdiff_plain;f=cached%2Fweather_data.py;h=29a1d544b042101042eeb9d0a1eb781de094e427;hb=532df2c5b57c7517dfb3dddd8c1358fbadf8baf3;hp=78f7ade4b571a01436cf79876fc1b540d5ee52b3;hpb=a8da0e2eca96cedaf582bc41ab82ec4ff87e443c;p=python_utils.git diff --git a/cached/weather_data.py b/cached/weather_data.py index 78f7ade..29a1d54 100644 --- a/cached/weather_data.py +++ b/cached/weather_data.py @@ -1,11 +1,19 @@ #!/usr/bin/env python3 +# -*- coding: utf-8 -*- + +# © Copyright 2021-2022, Scott Gasch + +"""How's the weather?""" -from dataclasses import dataclass import datetime import json +import logging import os -from typing import List import urllib.request +from dataclasses import dataclass +from typing import Any, List + +from overrides import overrides import argparse_utils import config @@ -13,6 +21,8 @@ import datetime_utils import list_utils import persistent +logger = logging.getLogger(__name__) + cfg = config.add_commandline_args( f'Cached Weather Data List ({__file__})', 'Arguments controlling cached weather data', @@ -20,33 +30,33 @@ cfg = config.add_commandline_args( cfg.add_argument( '--weather_data_cachefile', type=str, - default=f'{os.environ["HOME"]}/.weather_summary_cache', + default=f'{os.environ["HOME"]}/cache/.weather_summary_cache', metavar='FILENAME', - help='File in which to cache weather data' + help='File in which to cache weather data', ) cfg.add_argument( '--weather_data_stalest_acceptable', type=argparse_utils.valid_duration, - default=datetime.timedelta(seconds=7200), # 2 hours + default=datetime.timedelta(seconds=7200), # 2 hours metavar='DURATION', - help='Maximum acceptable age of cached data. If zero, forces a refetch' + help='Maximum acceptable age of cached data. If zero, forces a refetch', ) @dataclass class WeatherData: - date: datetime.date # The date - high: float # The predicted high in F - low: float # The predicted low in F - conditions: List[str] # Conditions per ~3h window - most_common_condition: str # The most common condition - icon: str # An icon to represent it + date: datetime.date # The date + high: float # The predicted high in F + low: float # The predicted low in F + precipitation_inches: float # Number of inches of precipitation / day + conditions: List[str] # Conditions per ~3h window + most_common_condition: str # The most common condition + icon: str # An icon to represent it -@persistent.persistent_autoloaded_singleton() +@persistent.persistent_autoloaded_singleton() # type: ignore class CachedWeatherData(persistent.Persistent): - def __init__(self, - weather_data = None): + def __init__(self, weather_data=None): if weather_data is not None: self.weather_data = weather_data return @@ -66,14 +76,15 @@ class CachedWeatherData(persistent.Persistent): "Sand": "🏜️", "Ash": "🌋", "Squall": "🌬", - "Tornado": "🌪️" + "Tornado": "🌪️", } now = datetime.datetime.now() dates = set() highs = {} lows = {} conditions = {} - param = "id=5786882" # Bellevue, WA + precip = {} + param = "id=5786882" # Bellevue, WA key = "c0b160c49743622f62a9cd3cda0270b3" www = urllib.request.urlopen( f'http://api.openweathermap.org/data/2.5/weather?zip=98005,us&APPID={key}&units=imperial' @@ -81,19 +92,32 @@ class CachedWeatherData(persistent.Persistent): response = www.read() www.close() parsed_json = json.loads(response) + logger.debug(parsed_json) dt = datetime.datetime.fromtimestamp(parsed_json["dt"]).date() dates.add(dt) condition = parsed_json["weather"][0]["main"] icon = icon_by_condition.get(condition, '?') + p = 0.0 + if 'rain' in parsed_json: + if '3h' in parsed_json['rain']: + p += float(parsed_json['rain']['3h']) + elif '1h' in parsed_json['rain']: + p += float(parsed_json['rain']['1h']) + if 'snow' in parsed_json: + if '3h' in parsed_json['snow']: + p += float(parsed_json['snow']['3h']) + elif '1h' in parsed_json['snow']: + p += float(parsed_json['snow']['1h']) if dt == now.date() and now.hour > 18 and condition == 'Clear': icon = '🌙' self.weather_data[dt] = WeatherData( - date = dt, - high = float(parsed_json["main"]["temp_max"]), - low = float(parsed_json["main"]["temp_min"]), - conditions = [condition], - most_common_condition = condition, - icon = icon, + date=dt, + high=float(parsed_json["main"]["temp_max"]), + low=float(parsed_json["main"]["temp_min"]), + precipitation_inches=p / 25.4, + conditions=[condition], + most_common_condition=condition, + icon=icon, ) www = urllib.request.urlopen( @@ -102,6 +126,7 @@ class CachedWeatherData(persistent.Persistent): response = www.read() www.close() parsed_json = json.loads(response) + logger.debug(parsed_json) count = parsed_json["cnt"] for x in range(count): data = parsed_json["list"][x] @@ -112,54 +137,72 @@ class CachedWeatherData(persistent.Persistent): highs[dt] = None lows[dt] = None conditions[dt] = [] - temp = data["main"]["temp"] - if highs[dt] is None or temp > highs[dt]: - highs[dt] = temp - if lows[dt] is None or temp < lows[dt]: - lows[dt] = temp + for temp in ( + data["main"]["temp"], + data['main']['temp_min'], + data['main']['temp_max'], + ): + if highs[dt] is None or temp > highs[dt]: + highs[dt] = temp + if lows[dt] is None or temp < lows[dt]: + lows[dt] = temp cond = data["weather"][0]["main"] + precip[dt] = 0.0 + if 'rain' in parsed_json: + if '3h' in parsed_json['rain']: + precip[dt] += float(parsed_json['rain']['3h']) + elif '1h' in parsed_json['rain']: + precip[dt] += float(parsed_json['rain']['1h']) + if 'snow' in parsed_json: + if '3h' in parsed_json['snow']: + precip[dt] += float(parsed_json['snow']['3h']) + elif '1h' in parsed_json['snow']: + precip[dt] += float(parsed_json['snow']['1h']) conditions[dt].append(cond) today = datetime_utils.now_pacific().date() for dt in sorted(dates): if dt == today: high = highs.get(dt, None) - if ( - high is not None and - self.weather_data[today].high < high - ): + if high is not None and self.weather_data[today].high < high: self.weather_data[today].high = high continue - most_common_condition = list_utils.most_common_item(conditions[dt]) + most_common_condition = list_utils.most_common(conditions[dt]) icon = icon_by_condition.get(most_common_condition, '?') if dt == now.date() and now.hour > 18 and condition == 'Clear': icon = '🌙' self.weather_data[dt] = WeatherData( - date = dt, - high = highs[dt], - low = lows[dt], - conditions = conditions[dt], - most_common_condition = most_common_condition, - icon = icon + date=dt, + high=highs[dt], + low=lows[dt], + precipitation_inches=precip[dt] / 25.4, + conditions=conditions[dt], + most_common_condition=most_common_condition, + icon=icon, ) @classmethod - def load(cls): + @overrides + def load(cls) -> Any: if persistent.was_file_written_within_n_seconds( - config.config['weather_data_cachefile'], - config.config['weather_data_stalest_acceptable'].total_seconds(), + config.config['weather_data_cachefile'], + config.config['weather_data_stalest_acceptable'].total_seconds(), ): import pickle + with open(config.config['weather_data_cachefile'], 'rb') as rf: weather_data = pickle.load(rf) return cls(weather_data) return None - def save(self): + @overrides + def save(self) -> bool: import pickle + with open(config.config['weather_data_cachefile'], 'wb') as wf: pickle.dump( self.weather_data, wf, pickle.HIGHEST_PROTOCOL, ) + return True