multi linear search using enumerate method.

multi_linear_search.py

ex_list = [0,1,0,2,3,4,5,6,0,8,9,10]

def linear_search_multi(list, element):
    """ find all index positions of a given element within a list"""

    positions = []

    for i, v in enumerate(list):
        if list[i] == element:
            positions.append(i)

    return positions

print(linear_search_multi(ex_list,0))

# [3, 7, 11]