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Validates a schema that defines rules against supported rules.
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A registry to store and retrieve schemas and parts of it by a name that can be used
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Register a definition to the registry. Existing definitions are replaced
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:param definition: The definition.
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N)_expand_definitionr )r9 namer r r r rv s z Registry.addc C s | j S )z_
Returns a :class:`dict` with all registered definitions mapped to their name.
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Add several definitions at once. Existing definitions are
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Retrieve a definition from the registry.
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Unregister definitions from the registry.
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