Draft: BandQ Tcc Run3
Based on BandQ double charm trigger line checking. !1750 (merged).
This AP is for production asymmetry measurement with run3 data.
Tcc -> [(psi(3770)->D0+D0) + pi]
with psi(3770)
coming from double charm sprucing line. SpruceBandQ_DoubleCharmSameSign