changelog

Author: valentinsulzer

CHANGELOG.md

@@ -7,6 +7,10 @@
 - PyBaMM is now supported on Python `3.10` and `3.11` ([#2435](https://github.com/pybamm-team/PyBaMM/pull/2435))
 - Updated to casadi 3.6, which required some changes to the casadi integrator. ([#2859](https://github.com/pybamm-team/PyBaMM/pull/2859))
 
+# Optimizations
+
+- Fixed deprecated `interp2d` method by switching to `xarray.DataArray` as the backend for `ProcessedVariable` ([#2907](https://github.com/pybamm-team/PyBaMM/pull/2907))
+
 ## Bug fixes
 
 - Parameter sets can now contain the key "chemistry", and will ignore its value (this previously would give errors in some cases) ([#2901](https://github.com/pybamm-team/PyBaMM/pull/2901))