FunctorCollection class extensions
As per our discussions at !848 (merged), @amathad and @pkoppenb.
Work towards DPA task https://gitlab.cern.ch/lhcb-dpa/project/-/issues/121.
As per our discussions at !848 (merged), @amathad and @pkoppenb.
Work towards DPA task https://gitlab.cern.ch/lhcb-dpa/project/-/issues/121.