def __load_data__(self):
"""Query the user data"""
email = self.__user.email
measurements = Measurement.query.filter_by(email=email).all()
tSTART = DateUtil.date_to_datetime(config.DT_STRT)
tSTOP = DateUtil.date_to_datetime(config.DT_STOP)
measurements = [
m for m in Measurement.query.filter_by(email=email).all()
if m.timestamp >= tSTART and m.timestamp <= tSTOP
]
weights = np.array([])
dates = np.array([])
if len(measurements):
dates = np.array([m.timestamp for m in measurements])
weights = np.array([m.weight for m in measurements])
weights = np.array([x for _, x in sorted(zip(dates, weights))])
dates = DateUtil.convert_datetimes(np.array(sorted(dates)),
convert_to_date=True)
days = np.array(
[td.total_seconds() / 3600. / 24. for td in dates - dates[0]])
self.__x_dates = dates
self.__x_days = days
self.__y_data = weights
yerr = getattr(config, 'WT_ERROR', None)
if yerr is not None:
self.__y_err = np.ones_like(self.__y_data) * yerr
else:
self.do_errors = False
