tAdd install note for vtk python module - sphere - GPU-based 3D discrete element method algorithm with optional fluid coupling
 (HTM) git clone git://src.adamsgaard.dk/sphere
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 (DIR) commit bad861c77e78e15be70b3d2de8410ff5db18ff9d
 (DIR) parent 55761643753fdef65b497f3b1cfe00b82500a0ca
 (HTM) Author: Anders Damsgaard <anders@adamsgaard.dk>
       Date:   Mon, 19 Aug 2019 11:18:16 +0200
       
       Add install note for vtk python module
       
       Diffstat:
         M python/sphere.py                    |       1 +
       
       1 file changed, 1 insertion(+), 0 deletions(-)
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 (DIR) diff --git a/python/sphere.py b/python/sphere.py
       t@@ -16,6 +16,7 @@ try:
        except ImportError:
            print('Warning: Could not find "vtk" python module. ' +
                  'Fluid VTK calls will be unavailable')
       +    print('Consider installing with `pip install --user vtk`')
            py_vtk = False
        else:
            py_vtk = True