from ......Internal.Core import Core
from ......Internal.CommandsGroup import CommandsGroup
from ......Internal import Conversions
from ......Internal.ArgSingleSuppressed import ArgSingleSuppressed
from ......Internal.Types import DataType
# noinspection PyPep8Naming,PyAttributeOutsideInit,SpellCheckingInspection
[docs]class StartCls:
"""Start commands group definition. 1 total commands, 0 Subgroups, 1 group commands"""
def __init__(self, core: Core, parent):
self._core = core
self._cmd_group = CommandsGroup("start", core, parent)
[docs] def fetch(self) -> float:
"""SCPI: FETCh:VSE:MEASurement<Instance>:SPECtrum:FREQuency:STARt \n
Snippet: value: float = driver.vse.measurement.spectrum.frequency.start.fetch() \n
Queries the start frequency of the measured spectrum. \n
Use RsCma.reliability.last_value to read the updated reliability indicator. \n
:return: start_frequency: Unit: Hz"""
suppressed = ArgSingleSuppressed(0, DataType.Integer, False, 1, 'Reliability')
response = self._core.io.query_str_suppressed(f'FETCh:VSE:MEASurement<Instance>:SPECtrum:FREQuency:STARt?', suppressed)
return Conversions.str_to_float(response)