Location is a array messages that accommodates information arsenic proven beneath Id Sanction OtherColumns 1 A Adata1 2 A Adata2 three A Adata3 four B Bdata1 5
I person a dataframe Metropolis Sanction zero Seattle Alice 1 Seattle Bob 2 Portland Mallory three Seattle Mallory four Seattle Bob 5 Portland Mallory I
Ftos say if we person a people similar people Individual inner int PersonID inner drawstring auto I person a database of this people DatabaseltIndividualgt
What is the about businesslike manner to groupby objects successful an array For illustration fixed this array of objects Form Form 1 Measure Measure 1 Project