Hot fixes
A few bugs that have been recently have been finally fixed, including some poorly motivated changes in adaptive steppers that was causing numerical instabilities. In addition, a long-standing bug that was leading to integration failure in a very specific, but not so unusual, scenario.
Improvements
- [core] Error and warning reporting more consistent with Python. (#716)
Patches and bug fixes
- [core] Fix exception handling for visco-elastic coupling and internal flex forces. (#716)
- [core] Fix error estimation too optimistic for adaptive steppers. (#716)
- [core] Fix partially broken step adjustment optim that could lead to integration fail. (#721)
- [gym/zoo] Fix 'acrobot' and 'cartpole' env using wrong integrator. (#719)