unique values in an array python code example

Example 1: python list with only unique values

my_list = list(set(my_list))

Example 2: return position of a unique value in python array

def partition(array):
  return {i: (array == i).nonzero()[0] for i in np.unique(array)}

Example 3: python .unique()

np.unique([1, 1, 2, 2, 3, 3])
array([1, 2, 3])