Backport PR #2591: Compat with glue-core 1.17

CHANGES.rst

@@ -4,6 +4,8 @@
 Bug Fixes
 ---------
 
+- Compatibility with glue-core 1.17. [#2591]
+
 Cubeviz
 ^^^^^^^
 

jdaviz/configs/default/plugins/plot_options/plot_options.py

@@ -4,6 +4,7 @@
 import matplotlib
 import numpy as np
 
+from astropy.utils import minversion
 from astropy.visualization import (
     ManualInterval, ContrastBiasStretch, PercentileInterval
 )
@@ -32,6 +33,8 @@
 
 __all__ = ['PlotOptions']
 
+GLUE_LT_1_17 = not minversion("glue", "1.17")
+
 
 class SplineStretch:
     """
@@ -89,7 +92,10 @@ def update_knots(self, x, y):
 
 # Add the spline stretch to the glue stretch registry if not registered
 if "spline" not in stretches:
-    stretches.add("spline", SplineStretch(), display="Spline")
+    if GLUE_LT_1_17:
+        stretches.add("spline", SplineStretch(), display="Spline")
+    else:
+        stretches.add("spline", SplineStretch, display="Spline")
 
 
 @tray_registry('g-plot-options', label="Plot Options")
@@ -102,7 +108,7 @@ class PlotOptions(PluginTemplateMixin):
     :ref:`public plugin API <plugin-apis>`:
 
     * :meth:`~jdaviz.core.template_mixin.PluginTemplateMixin.show`
-    * :meth:`~jdaviz.core.template_mixin.PluginTemplateMixin.open_in_tray`
+    * :meth:`~jdaviz.core.template_mixin.PluginTemplateMixin.open_in_tray`
     * :meth:`~jdaviz.core.template_mixin.PluginTemplateMixin.close_in_tray`
     * ``viewer`` (:class:`~jdaviz.core.template_mixin.ViewerSelect`):
     * ``viewer_multiselect``
@@ -846,7 +852,10 @@ def _update_stretch_curve(self, msg=None):
         # procedure in glue's CompositeArray:
         interval = ManualInterval(self.stretch_vmin_value, self.stretch_vmax_value)
         contrast_bias = ContrastBiasStretch(self.image_contrast_value, self.image_bias_value)
-        stretch = stretches.members[self.stretch_function_value]
+        if GLUE_LT_1_17:
+            stretch = stretches.members[self.stretch_function_value]
+        else:
+            stretch = stretches.members[self.stretch_function_value]()
         layer_cmap = layer.state.cmap
 
         # show the colorbar