def append(self, datetime: LocalizedDatetime, sample: PathDict):
# initialise...
if not self.__initialised:
for node in self.__nodes:
try:
paths = sample.paths(node)
except KeyError:
continue
except IndexError as ex:
paths = None
print("sample_aggregate: %s: IndexError: %s" % (node, ex), file=sys.stderr)
sys.stderr.flush()
exit(1)
for path in paths:
if path == 'rec':
continue
self.__precisions[path] = Precision()
self.__regressions[path] = LinearRegression() if Datum.is_numeric(sample.node(path)) else \
CategoricalRegression()
self.__initialised = True
# values...
for path in self.__precisions.keys():
try:
value = sample.node(path)
except KeyError:
continue
if value is None:
continue
try:
self.__precisions[path].widen(value)
self.__regressions[path].append(datetime, value)
except InvalidOperation:
continue
#!/usr/bin/env python3 """ Created on 29 Nov 2018 @author: Bruno Beloff ([email protected]) """ from scs_core.data.datum import Datum # -------------------------------------------------------------------------------------------------------------------- value = None precision = Datum.precision(value) print("value:%s precision:%s" % (value, precision)) print("is_numeric:%s is_int:%s is_float:%s" % (Datum.is_numeric(value), Datum.is_int(value), Datum.is_float(value))) print("-") value = "hello" precision = Datum.precision(value) print("value:%s precision:%s" % (value, precision)) print("is_numeric:%s is_int:%s is_float:%s" % (Datum.is_numeric(value), Datum.is_int(value), Datum.is_float(value))) print("-") value = 1 precision = Datum.precision(value) print("value:%s precision:%s" % (value, precision)) print("is_numeric:%s is_int:%s is_float:%s" % (Datum.is_numeric(value), Datum.is_int(value), Datum.is_float(value)))
