function getPythonVersionByDll(n){var t,e="",l=n.indexOf("python")
return-1!==l&&(-1===(t=n.indexOf(".",l+=6))&&(t=n.length),e=n.substring(l,t)),""!==e?1===e.length?e+".0":2===e.length?e[0]+"."+e[1]:e[0]+"."+e.substring(1):null}