def _load_pmv_par_str(comfort_par_str):
"""Load a PMVParameter from a string.
Args:
comfort_par_str: A string of a PMVParameter to be loaded.
"""
if comfort_par_str is not None and comfort_par_str != '' \
and comfort_par_str != 'None':
return PMVParameter.from_string(comfort_par_str)
def test_pmv_parameter_to_from_str():
"""Test PMVParameter."""
ppd_comfort_thresh = 20
humid_ratio_up = 0.012
humid_ratio_low = 0.004
still_air_thresh = 0.2
pmv_comf = PMVParameter(
ppd_comfort_thresh, humid_ratio_up, humid_ratio_low, still_air_thresh)
new_pmv_comf = PMVParameter.from_string(str(pmv_comf))
assert new_pmv_comf.ppd_comfort_thresh == ppd_comfort_thresh
assert new_pmv_comf.humid_ratio_upper == humid_ratio_up
assert new_pmv_comf.humid_ratio_lower == humid_ratio_low
assert new_pmv_comf.still_air_threshold == still_air_thresh