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- class WeatherStation:
- __shared_data = {"temperature": 0,
- "humidity": 0,
- "pressure": 0}
-
- def __init__(self):
- self.__dict__ = WeatherStation.__shared_data
- def update_data(self, temp, hum, pres):
- self.__shared_data['temperature'] = temp
- self.__shared_data['humidity'] = hum
- self.__shared_data['pressure'] = pres
- def get_current_data(self):
- return (self.__shared_data['temperature'], self.__shared_data['humidity'], self.__shared_data['pressure'])
- sensor1 = WeatherStation()
- assert sensor1.temperature == 0
- assert sensor1.humidity == 0
- assert sensor1.pressure == 0
- sensor2 = WeatherStation()
- assert sensor2.get_current_data() == (0, 0, 0)
- sensor1.update_data(25, 60, 103)
- assert sensor1.get_current_data() == (25, 60, 103)
- assert sensor2.get_current_data() == (25, 60, 103)
- sensor3 = WeatherStation()
- assert sensor3.get_current_data() == (25, 60, 103)
- sensor3.update_data(50, 20, 10)
- assert sensor1.get_current_data() == (50, 20, 10)
- assert sensor2.get_current_data() == (50, 20, 10)
- print('Good')
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