Add Python callbacks before and after collisions (#2791)

* add python callbacks before and after collisions

* re-order callback declarations

1 files changed, 4 insertions, 3 deletions

diff --git a/Source/Python/WarpX_py.H b/Source/Python/WarpX_py.H
index efc248591..15076ea35 100644
--- a/Source/Python/WarpX_py.H
+++ b/Source/Python/WarpX_py.H
@@ -19,9 +19,10 @@
  *
  * The keys of the map describe at what point in the simulation the python
  * functions will be called. Currently supported keys (callback points) are
- * afterinit, beforeEsolve, poissonsolver, afterEsolve, beforedeposition,
- * afterdeposition, particlescraper, particleloader, beforestep, afterstep,
- * afterrestart, particleinjection and appliedfields.
+ * afterinit, beforecollisions, aftercollisions, beforeEsolve, poissonsolver,
+ * afterEsolve, beforedeposition, afterdeposition, particlescraper,
+ * particleloader, beforestep, afterstep, afterrestart, particleinjection and
+ * appliedfields.
 */
 extern std::map< std::string, WARPX_CALLBACK_PY_FUNC_0 > warpx_callback_py_map;