npm install报错:gyp verb `which` failed Error: not found: python2
npminstall后控制台报异常:npmWARNoldlockfilenpmWARNoldlockfileThepackage-lock.jsonfilewascreatedwithanoldversionofnpm,npmWARNoldlockfilesosupplementalmetadatamustbefetchedfromtheregistry.npmWARNoldlockfilenpm