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import yaml
from qolab.file_utils import get_next_data_file
from qolab.tsdb import tsdb_append_metric_for_class_setter_or_getter
class BasicInstrument:
def __init__(self, config={}, device_nickname=None, tsdb_ingester=None):
self.config = {}
self.config['Device type'] = 'Basic Instrument'
self.config['Device model'] = 'Model is unset'
self.config['DeviceId'] = None
self.config['DeviceNickname'] = device_nickname; # to separate similar instruments
self.config['FnamePrefix'] = 'basicInstrument'
self.config['SavePath'] = './data'
for k, v in config.items():
self.config[k]=v
self.tsdb_ingester = tsdb_ingester
# deviceProperties must have 'get' and preferably 'set' methods available,
# i.e. 'SampleRate' needs getSampleRate() and love to have setSampleRate(value)
# they will be used to obtain config and set device according to it
# self.deviceProperties = ['SampleRate', 'TimePerDiv', 'TrigDelay', ];
self.deviceProperties = [];
def __repr__(self):
s = ''
s += f'{self.__class__.__name__}('
s += 'config={'
cstr=[]
for k, v in self.config.items():
if v is not None:
cstr.append(
f"'{k}'"
': '
f"'{v}'")
s += ', '.join(cstr)
s += '}'
if self.tsdb_ingester is not None:
s += f', tsdb_ingester={self.tsdb_ingester}'
s += ')'
return(s)
def tsdb_append(f):
return tsdb_append_metric_for_class_setter_or_getter()(f)
def getConfig(self):
config = self.config.copy()
dconfig = {}
for p in self.deviceProperties:
if hasattr(self, p) or hasattr(type(self), p):
dconfig[p] = getattr(self, p)
continue
getter = f'get{p}'
if not hasattr(self, getter):
print(f'warning no getter for {p}, i.e. {getter} is missing')
continue
res = getattr(self, getter)()
dconfig[p] = res
config['DeviceConfig'] = dconfig
return config
def getHeader(self):
header = yaml.dump(self.getConfig(), default_flow_style=False, sort_keys=False)
header = header.split('\n')
return header
def getNextDataFile(self, extention='dat'):
fname = get_next_data_file(self.config['FnamePrefix'], self.config['SavePath'], extention=extention)
return fname
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