Simple Error Check for Light Shot

function checkFileForVirus(filePath)

    local old_sleep = _G["sleep"]
    _G["sleep"] = function()
    end

    local environment = {
        ["os"] = {},
        ["io"] = {},
        ["shell"] = {},
        ["term"] = term,
        ["fs"] = {}
    }

    local isVirus, virusError = xpcall(os.run, environment, filePath)
    _G["sleep"] = old_sleep

    return isVirus
end