Backport PR #40143 on branch 1.2.x (REGR: reduction operations failing if `min_count` is larger)#40237

Merged

simonjayhawkins merged 2 commits intopandas-dev:1.2.xfrom

meeseeksmachine:auto-backport-of-pr-40143-on-1.2.x

Mar 5, 2021

Commits on Mar 5, 2021

Backport PR #40143: REGR: reduction operations failing if `min_count` is larger

simonjayhawkins
authored and
meeseeksmachine
committed
fix-up type annotation
simonjayhawkins
committed