Is the emotional tone of the input text positive?

Input Text: @user Human Hurdles Facing Self-Driving Cars @user  @user  #SelfDrivingCarshttps://t.co/PvKK9NqmgY
@user Human Hurdles Facing Self-Driving Cars @user  @user  #SelfDrivingCarshttps://t.co/PvKK9NqmgY