symbolic_dynamics.utils.iset

class symbolic_dynamics.utils.iset

An immutable (and hashable) set.

This class is just a wrapper around frozenset with a shorter name and modifying __repr__() to look like set.__repr__().

Examples

>>> s = iset([1,2])
>>> d = {s: 3}
>>> d
{{1, 2}: 3}
>>> d[s]
3

Methods

copy	Return a shallow copy of a set.
difference	Return the difference of two or more sets as a new set.
intersection	Return the intersection of two sets as a new set.
isdisjoint	Return True if two sets have a null intersection.
issubset	Report whether another set contains this set.
issuperset	Report whether this set contains another set.
symmetric_difference	Return the symmetric difference of two sets as a new set.
union	Return the union of sets as a new set.

__init__(*args, **kwargs)

Initialize self. See help(type(self)) for accurate signature.

Methods

__init__(*args, **kwargs)	Initialize self.
copy	Return a shallow copy of a set.
difference	Return the difference of two or more sets as a new set.
intersection	Return the intersection of two sets as a new set.
isdisjoint	Return True if two sets have a null intersection.
issubset	Report whether another set contains this set.
issuperset	Report whether this set contains another set.
symmetric_difference	Return the symmetric difference of two sets as a new set.
union	Return the union of sets as a new set.