6 examples of 'list intersection python' in Python

506
def intersection_update(self, other):
507
	"""Update self to include only the intersection with other."""
508
	other = set(other)
509
	indices_to_delete = set()
510
	for i, elem in enumerate(self):
511
		if elem not in other:
512
			indices_to_delete.add(i)
513
	if indices_to_delete:
514
		self._delete_values_by_index(indices_to_delete)

191
def intersection(self, other):
192
	other = set(other)
193
	return self._from_iterable(item for item in self if item in other)

101
def __contains__(self, value):
102
	return value in self._dict

16
def intersect(*lists):
17
	return list(reduce(set.intersection, (set(l) for l in lists)))

226
def intersection_update(self, iterable):
227
    for item in set(self):
228
        if item not in iterable:
229
            self.remove(item)

174
def intersection_update(self, *others):
175
    for other in others:
176
        self &= other