generated from mwc/lab_weather
78 lines
2.6 KiB
Python
78 lines
2.6 KiB
Python
# weather.py
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# ------------
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# By MWC Contributors
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#
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# Defines `print_weather`, which does all the work of fetching
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# the requested weather data and printing it out to the screen
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# in a sensible way.
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#
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# It's your job to implement this function.
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from weather.weather_apis import (
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geocode_location,
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estimate_location,
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get_weather_office,
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get_forecast
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)
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def print_weather(location=None, metric=False, verbose=False):
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"""Prints out a weather report using the provided location, or using
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the user's current location if no location was provided.
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When metric is True, prints out the weather in metric units.
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When verbose is True, prints out a more detailed report.
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"""
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if location:
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coordinates = geocode_location(location)
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if not coordinates:
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print("Error: Location not found.")
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return
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else:
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coordinates = estimate_location()
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if not coordinates:
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print("Error: Unable to estimate location.")
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return
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office_info = get_weather_office(coordinates['lat'], coordinates['lng'])
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if not office_info:
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print("Error: Weather office not found for this location.")
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return
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forecast = get_forecast(office_info['office'], office_info['x'], office_info['y'], metric=metric)
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if not forecast:
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print("Error: Forecast data is unavailable.")
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return
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temp_unit = "°C" if metric else "°F"
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print(f"Weather Forecast for {location or 'your location'}:")
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for period in forecast:
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temp = period['temperature']
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description = period['description']
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wind = period['wind_speed']
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wind_dir = period['wind_direction']
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print(f"{period['name']}: {temp}{temp_unit}, {description}")
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if verbose:
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print(f" Wind: {wind} {wind_dir}")
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from argparse import ArgumentParser
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from weather.weather_main import print_weather # Ensure the correct import path if your file is renamed
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def weather_cli():
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"""Provides a command-line interface for weather.
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This function creates an ArgumentParser, which parses command line arguments.
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Then it calls `print_weather` with the provided arguments.
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"""
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parser = ArgumentParser("weather", description="Prints out a weather report")
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parser.add_argument("-l", "--location", help="Location for weather forecast")
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parser.add_argument("-m", "--metric", action="store_true", help="Use metric units")
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parser.add_argument("-v", "--verbose", action="store_true", help="Verbose output")
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args = parser.parse_args()
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print_weather(location=args.location, metric=args.metric, verbose=args.verbose)
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