Data analysis labNumPy problems

Problem 41 of 50 · Order · Medium

How often each label appears

Count unique labels in one pass.

Preparing NumPy, Pandas, and MatplotlibShift+Enter runs the cell you are in.

Labels are ["a", "b", "a", "a", "b"]. Print the unique labels, then print how many times each one appears. np.unique(..., return_counts=True) returns both.

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