[pandas-vet] Constant column check with nunique #5588
Description
Newly proposed upstream rule: constant column check with nunique
series.nunique() == 1Rather use (in the absence of nans):
v = series.values
(v[0] == v).all(){{ message }}
Newly proposed upstream rule: constant column check with nunique
series.nunique() == 1Rather use (in the absence of nans):
v = series.values
(v[0] == v).all()