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Correct Python 2 compatibilities and improve comments

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This commit is contained in:
Etienne Dumur 2020-07-15 10:32:29 +02:00
parent f8aee11190
commit 2822790087
1 changed files with 15 additions and 7 deletions
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22
pyqtgraph/graphicsItems/PColorMeshItem.py
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@ -28,15 +28,16 @@ class PColorMeshItem(GraphicsObject):
sigRemoveRequested = QtCore.Signal(object) # self; emitted when 'remove' is selected from context menu
def __init__(self, *args, cmap='viridis', edgecolors=None):
def __init__(self, *args, **kwargs):
"""
Create a pseudocolor plot with convex polygons.
Call signature:
pcolor([x, y,] c, **kwargs)
PColorMeshItem([x, y,] z, **kwargs)
x and Y can be used to specify the corners of the quadrilaterals.
x and y can be used to specify the corners of the quadrilaterals.
z must be used to specified to color of the quadrilaterals.
Parameters
----------
@ -70,11 +71,18 @@ class PColorMeshItem(GraphicsObject):
self.axisOrder = getConfigOption('imageAxisOrder')
self.edgecolors = edgecolors
if cmap in Gradients.keys():
self.cmap = cmap
if 'edgecolors' in kwargs.keys():
self.edgecolors = kwargs['edgecolors']
else:
raise NameError('Undefined colormap, should be one of the following: '+', '.join(['"'+i+'"' for i in Gradients.keys()])+'.')
self.edgecolors = None
if 'cmap' in kwargs.keys():
if kwargs['cmap'] in Gradients.keys():
self.cmap = kwargs['cmap']
else:
raise NameError('Undefined colormap, should be one of the following: '+', '.join(['"'+i+'"' for i in Gradients.keys()])+'.')
else:
self.cmap = 'viridis'
# If some data have been sent we directly display it
if len(args)>0: