[ros-users] rospy.Time not meant to be pickle-able in Python?

[Ken Conley]

It definitely wasn't there before, but with r10481 it's there now.
Thanks for the report.

 - Ken

On Thu, Jul 22, 2010 at 10:51 PM, Hai Nguyen <haidai at gmail.com> wrote:
> Hi,
>
> I'm writing a simple script that receives messages from a bag file and
> tries to pickle them.  It looks like the pickle module doesn't like
> the roslib.time.Time class that's in header.stamp on some of the
> messages and exits with the error:
> "TypeError: a class that defines __slots__ without defining
> __getstate__ cannot be pickled"
>
> I feel like I must have pickled a message with a header.stamp field in
> the past.  Is this a recent change or am I mistaken?
>
> --
> Hai Nguyen
> CS, Robotics
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