vertices to joints

vtx2jnt.py

import maya.cmds as cmds

def verts2jnts():
    vertS = cmds.filterExpand(sm=31) 
    cmds.select(clear=1)
    jnts=[]
    for vert in vertS:
        jntCreado = cmds.joint( n = (vert+'JNT')  )
        convVert =  cmds.polyListComponentConversion( vert, toUV=True )
        coorU = cmds.polyEditUV( convVert, query=True )[0]
        coorV = cmds.polyEditUV( convVert, query=True )[1]
        shapeMesh  = cmds.ls(vert, o=True)[0]
        objV  = cmds.listRelatives(shapeMesh, p=True)[0]
        if ':' in objV:
            objV = objV.split(":")[-1]
        objVU0 = "."+objV+"U0"
        objVV0 = "."+objV+"V0"
        constraintVert = cmds.pointOnPolyConstraint (vert,jntCreado)
        cmds.setAttr (constraintVert[0]+objVU0,coorU)
        cmds.setAttr (constraintVert[0]+objVV0,coorV)
        cmds.select(clear=1)
        cmds.delete ( constraintVert )
        jnts.append(jntCreado)
        
    
    return jnts[::-1]


if cmds.ls(sl=1):    
    verts2jnts()
else:
	cmds.warning ( 'No selection' )