switched to matplotlib.pyplot.colormaps()

Author: SteSeg

openmc_plotter/docks.py

@@ -16,6 +16,7 @@
 from .scientific_spin_box import ScientificDoubleSpinBox
 from .plotmodel import (_SCORE_UNITS, _TALLY_VALUES,
                         _REACTION_UNITS, _SPATIAL_FILTERS)
+import matplotlib.pyplot as plt
 
 
 class PlotterDock(QDockWidget):
@@ -785,7 +786,7 @@ def __init__(self, model, main_window, field, colormaps=None):
         self.colormapBox = QComboBox()
         if colormaps is None:
             colormaps = sorted(
-                m for m in mcolormaps._gen_cmap_registry() if not m.endswith("_r"))
+                m for m in plt.colormaps() if not m.endswith("_r"))
         for colormap in colormaps:
             self.colormapBox.addItem(colormap)
         cmap_connector = partial(main_window.editTallyDataColormap)

openmc_plotter/plotgui.py

@@ -19,6 +19,7 @@
 from .custom_widgets import HorizontalLine
 
 from matplotlib.backends.backend_qt5agg import FigureCanvas
+import matplotlib.pyplot as plt
 
 
 class PlotImage(FigureCanvas):
@@ -927,7 +928,7 @@ def createPropertyTab(self, property_kind):
         propertyTab.maxBox.valueChanged.connect(connector3)
 
         propertyTab.colormapBox = QComboBox(self)
-        cmaps = sorted(m for m in mcolormaps._gen_cmap_registry()
+        cmaps = sorted(m for m in plt.colormaps()
                        if not m.endswith("_r"))
         for cmap in cmaps:
             propertyTab.colormapBox.addItem(cmap)