Validate configuration parameters before starting the pipeline (e.g. capture_f5_dir)

[kdoroschak]

poretitioner/poretitioner/utils/segment.py

Lines 438 to 465 in b73b334

	] # TODO : Verify exists; don't create (handle earlier)
	n_per_file = config["output"]["captures_per_f5"]
	if f5_subsection_start is None:
	f5_subsection_start = 0
	if not os.path.exists(save_location):
	raise IOError(f"Path to capture file location does not exist: {save_location}")
	raw_signals, context, run_id, sampling_rate = _prep_capture_windows(
	bulk_f5_fname,
	f5_subsection_start,
	f5_subsection_end,
	voltage_t,
	signal_t,
	good_channels,
	open_channel_prior_mean,
	)
	logger.debug("Loading up the bag with signals.")
	bag = db.from_sequence(raw_signals, npartitions=64)
	capture_map = bag.map(
	find_captures_dask_wrapper,
	terminal_capture_only=terminal_capture_only,
	filters=filters,
	delay=delay,
	end_tol=end_tol,
	)
	logger.info("Beginning segmentation.")