WinPython-64bit-3.6.5.0Qt5

python -m pyqtgraph.examples
3DGraphics -> Volumetric -> GLVolumeItem.py:

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "C:\WinPython\WinPython-64bit-3.6.5.0Qt5\python-3.6.5.amd64\lib\site-pack
ages\pyqtgraph\opengl\GLViewWidget.py", line 174, in paintGL
self.setProjection(region=region)
File "C:\WinPython\WinPython-64bit-3.6.5.0Qt5\python-3.6.5.amd64\lib\site-pack
ages\pyqtgraph\opengl\GLViewWidget.py", line 97, in setProjection
glMultMatrixf(a.transpose())
File "C:\WinPython\WinPython-64bit-3.6.5.0Qt5\python-3.6.5.amd64\lib\site-pack
ages\OpenGL\latebind.py", line 45, in call
return self._finalCall( *args, **named )
File "C:\WinPython\WinPython-64bit-3.6.5.0Qt5\python-3.6.5.amd64\lib\site-pack
ages\OpenGL\wrapper.py", line 685, in wrapperCall
pyArgs = tuple( calculate_pyArgs( args ))
File "C:\WinPython\WinPython-64bit-3.6.5.0Qt5\python-3.6.5.amd64\lib\site-pack
ages\OpenGL\wrapper.py", line 446, in calculate_pyArgs
yield converter(args[index], self, args)
File "C:\WinPython\WinPython-64bit-3.6.5.0Qt5\python-3.6.5.amd64\lib\site-pack
ages\OpenGL\arrays\arrayhelpers.py", line 112, in asArraySize
handler = typ.getHandler( incoming )
File "C:\WinPython\WinPython-64bit-3.6.5.0Qt5\python-3.6.5.amd64\lib\site-pack
ages\OpenGL\arrays\arraydatatype.py", line 47, in call
handler = handler.load()
File "C:\WinPython\WinPython-64bit-3.6.5.0Qt5\python-3.6.5.amd64\lib\site-pack
ages\OpenGL\plugins.py", line 16, in load
return importByName( self.import_path )
File "C:\WinPython\WinPython-64bit-3.6.5.0Qt5\python-3.6.5.amd64\lib\site-pack
ages\OpenGL\plugins.py", line 38, in importByName
module = import( ".".join(moduleName), {}, {}, moduleName)
File "C:\WinPython\WinPython-64bit-3.6.5.0Qt5\python-3.6.5.amd64\lib\site-pack
ages\OpenGL\arrays\numpymodule.py", line 68, in
class NumpyHandler( formathandler.FormatHandler ):
File "C:\WinPython\WinPython-64bit-3.6.5.0Qt5\python-3.6.5.amd64\lib\site-pack
ages\OpenGL\arrays\numpymodule.py", line 93, in NumpyHandler
numpy.float128,
AttributeError: ("module 'numpy' has no attribute 'float128'", <function asArray
TypeSize..asArraySize at 0x0000000005E4FAE8>)