Abstract base classes for interface elements

class sage.interfaces.abc.AxiomElement

Bases: object

Abstract base class for AxiomElement.

This class is defined for the purpose of isinstance tests. It should not be instantiated.

EXAMPLES:

By design, there is a unique direct subclass:

sage: len(sage.interfaces.abc.AxiomElement.__subclasses__()) <= 1
True

class sage.interfaces.abc.ExpectElement

Bases: object

Abstract base class for ExpectElement.

This class is defined for the purpose of isinstance tests. It should not be instantiated.

EXAMPLES:

By design, there is a unique direct subclass:

sage: len(sage.interfaces.abc.ExpectElement.__subclasses__()) <= 1
True

class sage.interfaces.abc.FriCASElement

Bases: object

Abstract base class for FriCASElement.

This class is defined for the purpose of isinstance tests. It should not be instantiated.

EXAMPLES:

By design, there is a unique direct subclass:

sage: len(sage.interfaces.abc.FriCASElement.__subclasses__()) <= 1
True

class sage.interfaces.abc.GapElement

Bases: object

Abstract base class for GapElement.

This class is defined for the purpose of isinstance tests. It should not be instantiated.

EXAMPLES:

By design, there is a unique direct subclass:

sage: len(sage.interfaces.abc.GapElement.__subclasses__()) <= 1
True

class sage.interfaces.abc.GpElement

Bases: object

Abstract base class for GpElement.

This class is defined for the purpose of isinstance tests. It should not be instantiated.

EXAMPLES:

By design, there is a unique direct subclass:

sage: len(sage.interfaces.abc.GpElement.__subclasses__()) <= 1
True

class sage.interfaces.abc.Macaulay2Element

Bases: object

Abstract base class for Macaulay2Element.

This class is defined for the purpose of isinstance tests. It should not be instantiated.

EXAMPLES:

By design, there is a unique direct subclass:

sage: len(sage.interfaces.abc.Macaulay2Element.__subclasses__()) <= 1
True

class sage.interfaces.abc.MagmaElement

Bases: object

Abstract base class for MagmaElement.

This class is defined for the purpose of isinstance tests. It should not be instantiated.

EXAMPLES:

By design, there is a unique direct subclass:

sage: len(sage.interfaces.abc.MagmaElement.__subclasses__()) <= 1
True

class sage.interfaces.abc.SingularElement

Bases: object

Abstract base class for SingularElement.

This class is defined for the purpose of isinstance tests. It should not be instantiated.

EXAMPLES:

By design, there is a unique direct subclass:

sage: len(sage.interfaces.abc.SingularElement.__subclasses__()) <= 1
True