flatland.utils.ordered_set module

flatland.utils.ordered_set module#

class flatland.utils.ordered_set.OrderedSet[source]#

Bases: OrderedDict, MutableSet

add(elem)[source]#

Add an element.

property difference#
property difference_update#
discard(elem)[source]#

Remove an element. Do not raise an exception if absent.

property intersection#
property intersection_update#
property issubset#
property issuperset#
property symmetric_difference#
property symmetric_difference_update#
property union#
update([E, ]**F) → None.  Update D from dict/iterable E and F.[source]#

If E is present and has a .keys() method, then does: for k in E: D[k] = E[k] If E is present and lacks a .keys() method, then does: for k, v in E: D[k] = v In either case, this is followed by: for k in F: D[k] = F[k]

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