def spherical_vert(script, radius=<NUM_LIT:1.0>, center_pt=(<NUM_LIT:0.0>, <NUM_LIT:0.0>, <NUM_LIT:0.0>)):
function = '<STR_LIT>'.format(<EOL>center_pt[<NUM_LIT:0>], center_pt[<NUM_LIT:1>], center_pt[<NUM_LIT:2>], radius)<EOL>vert_function(script, function=function)<EOL>return None<EOL>
Select all vertices within a spherical radius

    Args:
        radius (float): radius of the sphere
        center_pt (3 coordinate tuple or list): center point of the sphere

    Layer stack:
        No impacts

    MeshLab versions:
        2016.12
        1.3.4BETA