Nek5000Reader

class Nek5000Reader(*args, **kwargs)

Class for reading .nek5000 files produced by Nek5000 and NekRS.

Wraps vtkNek5000Reader.

Added in version 0.45.0.

Note

This reader requires vtk version >=9.3.0.

Examples

Download Python source code | Download Jupyter notebook

>>> import pyvista as pv
>>> from pyvista import examples
>>> filename = examples.download_nek5000(load=False)
>>> reader = pv.get_reader(filename)
>>> mesh = reader.read()
>>> mesh.plot(scalars='Velocity', cpos='xy')

Static Scene

Interactive Scene

Attributes

Nek5000Reader.active_time_point	Active time point.
Nek5000Reader.active_time_value	Active time or iteration value.
Nek5000Reader.cell_array_names	Return the list of all cell array names.
Nek5000Reader.number_cell_arrays	Return the number of cell arrays.
Nek5000Reader.number_time_points	Return number of time points or iterations available to read.
Nek5000Reader.time_values	All time or iteration values.

Inherited Attributes

PointCellDataSelection.all_cell_arrays_status	Return the status of all cell arrays.
PointCellDataSelection.all_point_arrays_status	Return the status of all point arrays.
_FileIOBase.extension_patterns	Return mapping from regex pattern matching associated with this class.
_FileIOBase.extensions	Return the file extensions associated with this class.
PointCellDataSelection.number_point_arrays	Return the number of point arrays.
BaseReader.path	Return or set the filename or directory of the reader.
PointCellDataSelection.point_array_names	Return the list of all point array names.
BaseReader.reader	Return the vtk Reader object.

Methods

Nek5000Reader.cell_array_status(name)	Get status of cell array with name.
Nek5000Reader.disable_all_cell_arrays()	Disable all cell arrays.
Nek5000Reader.disable_cell_array(name)	Disable cell array with name.
Nek5000Reader.disable_merge_points()	Disable merging coincident GLL points from different spectral elements on read.
Nek5000Reader.disable_spectral_element_ids()	Disable spectral element IDs to be shown as cell data.
Nek5000Reader.enable_all_cell_arrays()	Enable all cell arrays.
Nek5000Reader.enable_cell_array(name)	Enable cell array with name.
Nek5000Reader.enable_merge_points()	Enable merging coincident GLL points from different spectral elements on read.
Nek5000Reader.enable_spectral_element_ids()	Enable spectral element IDs to be shown as cell data.
Nek5000Reader.set_active_time_point(time_point)	Set active time or iteration by index.
Nek5000Reader.set_active_time_value(time_value)	Set active time or iteration value.
Nek5000Reader.time_point_value(time_point)	Value of time point or iteration by index.

Inherited Methods

PointCellDataSelection.disable_all_point_arrays	Disable all point arrays.
PointCellDataSelection.disable_point_array	Disable point array with name.
PointCellDataSelection.enable_all_point_arrays	Enable all point arrays.
PointCellDataSelection.enable_point_array	Enable point array with name.
BaseReader.hide_progress	Hide the progress bar when loading the file.
PointCellDataSelection.point_array_status	Get status of point array with name.
BaseReader.read	Read data in file.
BaseReader.show_progress	Show a progress bar when loading the file.