## org.python.core
Class BaseSet

    java.lang.Object
      org.python.core.PyObject
          org.python.core.BaseSet

All Implemented Interfaces:
  Serializable, Iterable, Collection, Set

Direct Known Subclasses:
  PyFrozenSet, PySet

    public abstract class BaseSet

extends PyObject
implements Set

See Also:
  Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.python.core.PyObject
`PyObject.ConversionException`

Field Summary

Fields inherited from class org.python.core.PyObject
`TYPE`

Method Summary
`PyObject` `__and__(PyObject other)` The intersection of the `this` with `other`.
`int` `__cmp__(PyObject other)` Equivalent to the standard Python __cmp__ method.
`boolean` `__contains__(PyObject other)` Equivalent to the standard Python __contains__ method.
`PyObject` `__eq__(PyObject other)` Equivalent to the standard Python __eq__ method.
`PyObject` `__ge__(PyObject other)` Equivalent to the standard Python __ge__ method.
`PyObject` `__gt__(PyObject other)` Equivalent to the standard Python __gt__ method.
`PyObject` `__iter__()` Produce an iterable object.
`PyObject` `__le__(PyObject other)` Equivalent to the standard Python __le__ method.
`int` `__len__()` The length of the set.
`PyObject` `__lt__(PyObject other)` Equivalent to the standard Python __lt__ method.
`PyObject` `__ne__(PyObject other)` Equivalent to the standard Python __ne__ method.
`boolean` `__nonzero__()` Determines if the instance is considered `true` by Python.
`PyObject` `__or__(PyObject other)` The union of `this` with `other`.
`PyObject` `__reduce__()` Used for pickling.
`PyObject` `__sub__(PyObject other)` The difference of the `this` with `other`.
`PyObject` `__xor__(PyObject other)` The symmetric difference of the `this` with `other`.
`boolean` `add(Object o)`
`boolean` `addAll(Collection c)`
`void` `clear()`
`boolean` `contains(Object o)`
`boolean` `containsAll(Collection c)`
`PyObject` `difference(PyObject other)`
`abstract int` `hashCode()` The hashCode of the set.
`boolean` `isEmpty()`
`Iterator` `iterator()`
`boolean` `remove(Object o)`
`boolean` `removeAll(Collection c)`
`boolean` `retainAll(Collection c)`
`int` `size()`
`PyObject` `symmetric_difference(PyObject other)`
`Object[]` `toArray()`
`Object[]` `toArray(Object[] a)`
`String` `toString()`

Methods inherited from class org.python.core.PyObject

`__abs__, __add__, __call__, __call__, __call__, __call__, __call__, __call__, __call__, __call__, __call__, __call__, __call__, __call__, __call__, __call__, __call__, __call__, __coerce__, __coerce_ex__, __complex__, __delattr__, __delattr__, __delete__, __delitem__, __delitem__, __delslice__, __delslice__, __dir__, __div__, __divmod__, __findattr__, __findattr__, __findattr_ex__, __finditem__, __finditem__, __finditem__, __float__, __floordiv__, __get__, __getattr__, __getattr__, __getitem__, __getitem__, __getnewargs__, __getslice__, __getslice__, __hash__, __hex__, __iadd__, __iand__, __idiv__, __idivmod__, __ifloordiv__, __ilshift__, __imod__, __imul__, __index__, __int__, __invert__, __ior__, __ipow__, __irshift__, __isub__, __iternext__, __itruediv__, __ixor__, __long__, __lshift__, __mod__, __mul__, __neg__, __not__, __oct__, __pos__, __pow__, __pow__, __radd__, __rand__, __rdiv__, __rdivmod__, __reduce_ex__, __reduce_ex__, __repr__, __rfloordiv__, __rlshift__, __rmod__, __rmul__, __ror__, __rpow__, __rrshift__, __rshift__, __rsub__, __rtruediv__, __rxor__, __set__, __setattr__, __setattr__, __setitem__, __setitem__, __setitem__, __setslice__, __setslice__, __str__, __tojava__, __truediv__, __unicode__, _add, _and, _callextra, _cmp, _div, _divmod, _doget, _doget, _doset, _eq, _floordiv, _ge, _gt, _iadd, _iand, _idiv, _idivmod, _ifloordiv, _ilshift, _imod, _imul, _in, _ior, _ipow, _irshift, _is, _isnot, _isub, _itruediv, _ixor, _jcall, _jcallexc, _jthrow, _le, _lshift, _lt, _mod, _mul, _ne, _notin, _or, _pow, _rshift, _sub, _truediv, _xor, asDouble, asIndex, asIndex, asInt, asInt, asIterable, asLong, asLong, asName, asName, asString, asString, asStringOrNull, asStringOrNull, delDict, delType, dispatch__init__, equals, fastGetClass, fastGetDict, getDict, getType, implementsDescrDelete, implementsDescrGet, implementsDescrSet, invoke, invoke, invoke, invoke, invoke, invoke, isCallable, isDataDescr, isIndex, isMappingType, isNumberType, isSequenceType, noAttributeError, readonlyAttributeError, setDict, setType`

Methods inherited from class java.lang.Object
`equals, getClass, notify, notifyAll, wait, wait, wait`

Methods inherited from interface java.util.Set
`equals`

Method Detail

### __or__

    public PyObject __or__(PyObject other)

  The union of `this` with `other`.

  (I.e. all elements that are in either set)

  Overrides:
    `__or__` in class `PyObject`
  Parameters:
    `other` - A `BaseSet` instance.
  Returns:
    The union of the two sets as a new set.

### __and__

    public PyObject __and__(PyObject other)

  The intersection of the `this` with `other`.

  (I.e. all elements that are in both sets)

  Overrides:
    `__and__` in class `PyObject`
  Parameters:
    `other` - A `BaseSet` instance.
  Returns:
    The intersection of the two sets as a new set.

### __sub__

    public PyObject __sub__(PyObject other)

  The difference of the `this` with `other`.

  (I.e. all elements that are in this set and not in the other)

  Overrides:
    `__sub__` in class `PyObject`
  Parameters:
    `other` - A `BaseSet` instance.
  Returns:
    The difference of the two sets as a new set.

### difference

    public PyObject difference(PyObject other)

### __xor__

    public PyObject __xor__(PyObject other)

  The symmetric difference of the `this` with `other`.

  (I.e. all elements that are in exactly one of the sets)

  Overrides:
    `__xor__` in class `PyObject`
  Parameters:
    `other` - A `BaseSet` instance.
  Returns:
    The symmetric difference of the two sets as a new set.

### symmetric_difference

    public PyObject symmetric_difference(PyObject other)

### hashCode

    public abstract int hashCode()

  The hashCode of the set. Only immutable instances can be hashed.

  Specified by:
    `hashCode` in interface `Collection`
  Specified by:
    `hashCode` in interface `Set`
  Overrides:
    `hashCode` in class `PyObject`
  Returns:
    The hashCode of the set.

### __len__

    public int __len__()

  The length of the set.

  Overrides:
    `__len__` in class `PyObject`
  Returns:
    The length of the set.

### __nonzero__

    public boolean __nonzero__()

  Determines if the instance is considered `true` by Python. This implementation returns true if the set is not empty.

  Overrides:
    `__nonzero__` in class `PyObject`
  Returns:
    `true` if the set is not empty, `false` otherwise

### __iter__

    public PyObject __iter__()

  Produce an iterable object.

  Overrides:
    `__iter__` in class `PyObject`
  Returns:
    An iteration of the set.

### __contains__

    public boolean __contains__(PyObject other)

  Description copied from class: `PyObject`
  Equivalent to the standard Python __contains__ method.

  Overrides:
    `__contains__` in class `PyObject`
  Parameters:
    `other` - the element to search for in this container.
  Returns:
    the result of the search.

### __cmp__

    public int __cmp__(PyObject other)

  Description copied from class: `PyObject`
  Equivalent to the standard Python __cmp__ method.

  Overrides:
    `__cmp__` in class `PyObject`
  Parameters:
    `other` - the object to compare this with.
  Returns:
    -1 if this < o; 0 if this == o; +1 if this > o; -2 if no comparison is implemented

### __eq__

    public PyObject __eq__(PyObject other)

  Description copied from class: `PyObject`
  Equivalent to the standard Python __eq__ method.

  Overrides:
    `__eq__` in class `PyObject`
  Parameters:
    `other` - the object to compare this with.
  Returns:
    the result of the comparison.

### __ne__

    public PyObject __ne__(PyObject other)

  Description copied from class: `PyObject`
  Equivalent to the standard Python __ne__ method.

  Overrides:
    `__ne__` in class `PyObject`
  Parameters:
    `other` - the object to compare this with.
  Returns:
    the result of the comparison.

### __le__

    public PyObject __le__(PyObject other)

  Description copied from class: `PyObject`
  Equivalent to the standard Python __le__ method.

  Overrides:
    `__le__` in class `PyObject`
  Parameters:
    `other` - the object to compare this with.
  Returns:
    the result of the comparison.

### __ge__

    public PyObject __ge__(PyObject other)

  Description copied from class: `PyObject`
  Equivalent to the standard Python __ge__ method.

  Overrides:
    `__ge__` in class `PyObject`
  Parameters:
    `other` - the object to compare this with.
  Returns:
    the result of the comparison.

### __lt__

    public PyObject __lt__(PyObject other)

  Description copied from class: `PyObject`
  Equivalent to the standard Python __lt__ method.

  Overrides:
    `__lt__` in class `PyObject`
  Parameters:
    `other` - the object to compare this with.
  Returns:
    the result of the comparison.

### __gt__

    public PyObject __gt__(PyObject other)

  Description copied from class: `PyObject`
  Equivalent to the standard Python __gt__ method.

  Overrides:
    `__gt__` in class `PyObject`
  Parameters:
    `other` - the object to compare this with.
  Returns:
    the result of the comparison.

### __reduce__

    public PyObject __reduce__()

  Used for pickling. Uses the module `setsfactory</sets> to export safe constructors.

  `
  Overrides:
    `__reduce__` in class `PyObject`
  Returns:
    a tuple of (constructor, (elements))

### toString

    public String toString()

  Overrides:
    `toString` in class `PyObject`

### size

    public int size()

  Specified by:
    `size` in interface `Collection`
  Specified by:
    `size` in interface `Set`

### clear

    public void clear()

  Specified by:
    `clear` in interface `Collection`
  Specified by:
    `clear` in interface `Set`

### isEmpty

    public boolean isEmpty()

  Specified by:
    `isEmpty` in interface `Collection`
  Specified by:
    `isEmpty` in interface `Set`

### add

    public boolean add(Object o)

  Specified by:
    `add` in interface `Collection`
  Specified by:
    `add` in interface `Set`

### contains

    public boolean contains(Object o)

  Specified by:
    `contains` in interface `Collection`
  Specified by:
    `contains` in interface `Set`

### remove

    public boolean remove(Object o)

  Specified by:
    `remove` in interface `Collection`
  Specified by:
    `remove` in interface `Set`

### addAll

    public boolean addAll(Collection c)

  Specified by:
    `addAll` in interface `Collection`
  Specified by:
    `addAll` in interface `Set`

### containsAll

    public boolean containsAll(Collection c)

  Specified by:
    `containsAll` in interface `Collection`
  Specified by:
    `containsAll` in interface `Set`

### removeAll

    public boolean removeAll(Collection c)

  Specified by:
    `removeAll` in interface `Collection`
  Specified by:
    `removeAll` in interface `Set`

### retainAll

    public boolean retainAll(Collection c)

  Specified by:
    `retainAll` in interface `Collection`
  Specified by:
    `retainAll` in interface `Set`

### iterator

    public Iterator iterator()

  Specified by:
    `iterator` in interface `Iterable`
  Specified by:
    `iterator` in interface `Collection`
  Specified by:
    `iterator` in interface `Set`

### toArray

    public Object[] toArray()

  Specified by:
    `toArray` in interface `Collection`
  Specified by:
    `toArray` in interface `Set`

### toArray

    public Object[] toArray(Object[] a)

  Specified by:
    `toArray` in interface `Collection`
  Specified by:
    `toArray` in interface `Set`

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