Package pypat :: Package behavioral :: Module command :: Class Invoker

Class Invoker


Abstract Invoker class as part of the Command pattern.

- External Usage documentation: U{https://github.com/tylerlaberge/PyPatterns/wiki/Behavioral-Pattern-Usage}
- External Command Pattern documentation: U{https://en.wikipedia.org/wiki/Command_pattern}

Instance Methods

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__init__(self, valid_commands)
Initialize a new Invoker instance.

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execute(self, command)
Execute a command.

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undo(self)
Undo the last command.

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Method Details

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