Make Python current arg optional.

ECP-WarpX · Feb 14, 2025 · 4e7c288 · 4e7c288
1 parent 796f19d
commit 4e7c288
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/python/ImpactX.cpp b/src/python/ImpactX.cpp
@@ -442,7 +442,7 @@ void init_ImpactX (py::module& m)
                 ix.amr_data->track_envelope.m_ref = ref;
                 ix.amr_data->track_envelope.m_env = initialization::create_envelope(current,distr);
             },
-            py::arg("ref"), py::arg("distr"), py::arg("current"),
+            py::arg("ref"), py::arg("distr"), py::arg("current") = 0.0,
             "Envelope tracking mode:"
             "Create a 6x6 covariance matrix from a distribution and then initialize "
             "the the simulation for envelope tracking relative to a reference particle."