ess.reduce.nexus.workflow

Workflow and workflow components for interacting with NeXus files.

Module Attributes

origin	The origin, used as default sample position.
no_offset	Offset that does not change the position.

Functions

GenericNeXusWorkflow(*[, run_types, ...])	Generic workflow for loading detector and monitor data from a NeXus file.
LoadDetectorWorkflow()	Generic workflow for loading detector data from a NeXus file.
LoadMonitorWorkflow()	Generic workflow for loading monitor data from a NeXus file.
all_component_spec(filename)	Create a location spec for all components of a class in a NeXus file.
assemble_beamline(detector, source_position, ...)	Add beamline information (gravity vector, source- and sample-position) to detector.
assemble_detector_data(detector, event_data)	Assemble a detector data array with event data.
assemble_monitor_data(monitor, data)	Assemble a monitor data array with event data.
component_spec_by_name(filename, name)	Create a location spec for a component group in a NeXus file.
compute_position(transformation)	Compute the position of a component from a transformation matrix.
data_by_name(filename, name, selection)	Create a location spec for monitor or detector data in a NeXus file.
file_path_to_file_spec(filename, preopen)
full_time_interval()	Select all neutron pulses in the data.
get_calibrated_detector(detector, *, ...)	Extract the data array corresponding to a detector's signal field.
get_calibrated_monitor(monitor, offset, ...)	Extract the data array corresponding to a monitor's signal field.
get_transformation_chain(detector)	Extract the transformation chain from a NeXus detector group.
gravity_vector_neg_y()	Gravity vector for default instrument coordinate system where y is up.
load_all_nexus_components(location, nx_class)	Load all NeXus components of one class from one entry a file.
load_nexus_component(location, nx_class)	Load a NeXus component group from a file.
load_nexus_data(location)	Load event or histogram data from a NeXus detector group.
load_nexus_sample(location)	Load a NeXus sample group from a file.
no_detector_position_offset()
no_monitor_position_offset()
nx_class_for_crystal()
nx_class_for_detector()
nx_class_for_disk_chopper()
nx_class_for_monitor()
nx_class_for_sample()
nx_class_for_source()
parse_analyzers(analyzers)	Convert the NeXus representation of an analyzer to ours.
parse_disk_choppers(choppers)	Convert the NeXus representation of a chopper to ours.
to_transformation(chain, interval)	Convert transformation chain into a single transformation matrix.
unique_component_spec(filename)	Create a location spec for a unique component group in a NeXus file.