Coverage for aixweather/transformation_functions/unit_conversions.py: 91%

1""" 

2Includes functions to convert units in weather data. 

3""" 

4import logging 

5 

6import pandas as pd 

7 

8logger = logging.getLogger(__name__) 

9 

10 

11def Jcm2_to_Whm2(radiation: pd.Series): 

12 """convert radiance unit from J/cm^2 to Wh/m^2""" 

13 radiation = radiation / 0.36 

14 logger.debug("%s transformed from from J/cm2 to Wh/m2", radiation.name) 

15 return radiation 

16 

17 

18def Jm2_to_Whm2(radiation: pd.Series): 

19 """convert radiance unit from J/m^2 to Wh/m^2""" 

20 radiation = radiation / 3600 

21 logger.debug("%s transformed from from J/m2 to Wh/m2", radiation.name) 

22 return radiation 

23 

24 

25def kJm2_to_Whm2(radiation: pd.Series): 

26 """convert radiance unit from kJ/m^2 to Wh/m^2""" 

27 radiation = radiation / 3.6 

28 logger.debug("%s transformed from from kJ/m^2 to Wh/m^2", radiation.name) 

29 return radiation 

30 

31 

32def hPa_to_Pa(pressure: pd.Series): 

33 """convert pressure unit from hPa to Pa""" 

34 pressure = pressure * 100 

35 logger.debug("%s transformed from from hPa to Pa", pressure.name) 

36 return pressure 

37 

38 

39def eigth_to_tenth(cloudgrade: pd.Series): 

40 """convert cloudgrade from eighth to tenth""" 

41 cloudgrade = cloudgrade * 10 / 8 

42 logger.debug("%s transformed from from eighth to tenth", cloudgrade.name) 

43 return cloudgrade 

44 

45 

46def percent_to_tenth(cloudgrade: pd.Series): 

47 """convert cloudgrade from percent to tenth""" 

48 cloudgrade = cloudgrade / 10 

49 logger.debug("%s transformed from from percent to tenth", cloudgrade.name) 

50 return cloudgrade 

51 

52 

53def kelvin_to_celcius(temperature: pd.Series): 

54 """convert temperature from kelvin to celcius""" 

55 temperature = temperature - 273.15 

56 logger.debug("%s transformed from from kelvin to celcius", temperature.name) 

57 return temperature 

58 

59 

60def divide_by_1000(series: pd.Series): 

61 """divide by 1000""" 

62 series = series / 1000 

63 logger.debug("%s transformed from x to x/1000", series.name) 

64 return series