.flatten() python

Flatten list python

def flatten(L):
    for item in L:
        try:
            yield from flatten(item)
        except TypeError:
            yield item

list(flatten([[[1, 2, 3], [4, 5]], 6]))
>>>[1, 2, 3, 4, 5, 6]

Source: stackoverflow.com

.flatten() python

>>> a = np.array([[1,2], [3,4]])
>>> a.flatten()
array([1, 2, 3, 4])
>>> a.flatten('F')
array([1, 3, 2, 4])

Source: numpy.org

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