from_file

RigolWFM.isf.from_file(file_name: str) → IsfWaveform

Parse a Tektronix ISF file and normalize it for Wfm.from_file().

Parameters:

file_name – path to a Tektronix .isf waveform file.

Returns:

An IsfWaveform object whose header follows the shape expected by RigolWFM.channel.Channel and RigolWFM.wfm.Wfm.

Raises:

ValueError – if the file cannot be read or does not look like a valid Tektronix ISF file.