silx-kit/silx: v0.8.0: 2018/07/04

Graphical user interface:

• Plot:

  • Adds support of x-axis date/time ticks for time series display (see silx.gui.plot.items.XAxis.setTickMode)
  • Adds support of interactive authoring of regions of interest (see silx.gui.plot.items.roi and silx.gui.plot.tools.roi)
  • Adds StatsWidget widget for displaying statistics on data displayed in a PlotWidget
  • Adds ScatterView widget for displaying scatter plot with tools such as line profile and mask
  • Overcomes the limitation to float32 precision with the OpenGL backend
  • Splits plot toolbar is several reusable thematic toolbars

• Plot3D: Adds SceneWidget items to display many cubes, cylinders or hexagonal prisms at once

• Adds silx.gui.utils package with submitToQtMainThread for asynchronous execution of Qt-related functions
• Adds Qt signals to Hdf5TreeView to manage HDF5 file life-cycle
• Adds GroupDialog dialog to select a group in a HDF5 file

• Improves colormap computation with a Cython/OpenMP implementation

• Main API changes:

  • Colormap is now part of silx.gui.colors
  • ColormapDialog is now part of silx.gui.dialogs
  • MaskToolsWidget.getSelectionMask method now returns None if no image is selected
  • Clean-up FrameBrowser API

Image

• Adds an optimized marching squares algorithm to compute many iso contours from the same image

Input/output:

• Improves handling of empty Spec scans
• Add an API to NXdata parser to get messages about malformed input data

silx.sx

• Allows to use silx.sx in script as in Python interpreter
• sx.imshow supports custom y-axis orientation using argument origin=upper|lower
• Adds sx.enable_gui() to enable silx widgets in IPython notebooks

silx convert

• Improves conversion from EDF file series to HDF5

silx view

• Adds user preferences to restore colormap, plot backend, y-axis of plot image,...
• Adds --fresh option to clean up user preferences at startup
• Adds a widget to create custom viewable NXdata by combining different datasets
• Supports CTRL+C shortcut in the terminal to close the application
• Adds buttons to collapse/expand tree items
• NXdata view now uses the ScatterView widget for scatters

Miscellaneous

• Drops official support of Debian 7
• Drops versions of IPython console widget before the qtconsole package
• Fixes EDF file size written by EdfFile module with Python 3