I know there is a method for python list to return the first index of something
l = list(1,2,3)
Yes, here is the answer given a Numpy array, array, and a value, item, to search for.
itemindex = numpy.where(array==item)
The result is a tuple with first all the row indices, then all the column indices.
For example if array is two dimensions and it contained your item at two locations then
would be equal to your item and so would