examples/weather.py

   1 #!/usr/bin/env python3
   2
   3 import time
   4 from bme280 import BME280
   5
   6 try:
   7     from smbus2 import SMBus
   8 except ImportError:
   9     from smbus import SMBus
  10
  11 import logging
  12
  13 logging.basicConfig(
  14     format='%(asctime)s.%(msecs)03d %(levelname)-8s %(message)s',
  15     level=logging.INFO,
  16     datefmt='%Y-%m-%d %H:%M:%S')
  17
  18 logging.info("""weather.py - Print readings from the BME280 weather sensor.
  19
  20 Press Ctrl+C to exit!
  21
  22 """)
  23
  24 bus = SMBus(1)
  25 bme280 = BME280(i2c_dev=bus)
  26
  27 while True:
  28     temperature = bme280.get_temperature()
  29     pressure = bme280.get_pressure()
  30     humidity = bme280.get_humidity()
  31     logging.info("""Temperature: {:05.2f} *C
  32 Pressure: {:05.2f} hPa
  33 Relative humidity: {:05.2f} %
  34 """.format(temperature, pressure, humidity))
  35     time.sleep(1)