libpysal.weights.comb¶

libpysal.weights.comb(items, n=None)[source]¶

Combinations of size n taken from items

Parameters:¶

items : list¶

items to be drawn from

n : integer¶

size of combinations to take from items

Returns:¶

implicit – combinations of size n taken from items

Return type:¶

generator

Examples

>>> x = range(4)
>>> for c in comb(x, 2):
...     print(c)
...
[0, 1]
[0, 2]
[0, 3]
[1, 2]
[1, 3]
[2, 3]