●方法定义
get_inter_record_by_mode(self, mode, timestamp)
●方法参数说明
参数名称 |
参数说明 |
参数类型 |
默认值 |
timestamp |
插值时刻 |
datetime类型 |
|
mode |
插值模式(0,线性LINEAR;1,前向PREV),后续插值模式均同此模式。插值类型:值为1表示前向插值,即将某一个时刻之前最近的一条原始值作为改时刻的插值;值为0表示线性插值,即根据某一时刻之前的最近一条原始值和该时刻之后最近一条原始值来进行线性计算该时刻的插值。 |
数字型 |
|
●异常
如果调用失败,抛出hyperdb.HDError异常
如果参数错误,抛出ArgumentError异常
●返回值
record.Record对象的实例
●方法调用
def GetInterRecordByMode(self):
tagname = 'tag_int16_10'
try:
self.myTag = self.myTagMgr.get_tag(tagname)
except Exception as e:
print(e)
self.dattime = datetime.datetime(2023, 10, 16, 15, 10, 35, 0)
try:
## mode:0/1 -> LINEAR/PREV
hdrecord = self.myTag.get_inter_record_by_mode(0, timestamp=self.dattime)
except Exception as e:
print("get_inter_record_by_mode error: ", e.errcode)
time.sleep(10)
try:
## mode:0/1 -> LINEAR/PREV
hdrecord = self.myTag.get_inter_record_by_mode(0, timestamp=self.dattime)
except Exception as e:
print("get_inter_record_by_mode error: ", e.errcode)
time.sleep(10)
try:
## mode:0/1 -> LINEAR/PREV
hdrecord = self.myTag.get_inter_record_by_mode(0, timestamp=self.dattime)
except Exception as e:
print("get_inter_record_by_mode error: ", e.errcode)
else:
print("snapshot quality: ", hdrecord.quality, "snapshot value: ", hdrecord.value, ", timestamp: ",hdrecord.sec)
else:
print("snapshot quality: ", hdrecord.quality, "snapshot value: ",hdrecord.value, ", timestamp: ",hdrecord.sec)
else:
print("snapshot quality: ", hdrecord.quality, "snapshot value: ", hdrecord.value, ", timestamp: ", hdrecord.sec)