lemon.external.gadfly.semantics.BoundAttribute

Package lemon :: Package external :: Package gadfly :: Module semantics :: Class BoundAttribute

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Class BoundAttribute

SimpleRecursive --+    
                  |    
    BoundExpression --+
                      |
                     BoundAttribute

bound attribute: initialize with relname=None if
implicit.

Method Summary
	`__init__(self, rel, name)`
	`__repr__(self)`
	`attribute(self)` return (rename, attribute) for self.
	`domain(self)`
	`equate(self, other)` return predicate equating self and other.
	`initargs(self)`
	`relbind(self, dict, db)`
	`uncache(self)` prepare for execution, clear cached data.
	`value(self, contexts)` return value of self in context (bound tuple).
Inherited from BoundExpression
	`__add__(self, other)`
	`__coerce__(self, other)`
	`__div__(self, other)`
	`__mul__(self, other)`
	`__neg__(self)`
	`__sub__(self, other)`
	`le(self, other)` predicate self<=other...
	`lt(self, other)` predicate self<other...
Inherited from SimpleRecursive
	`demarshal(self, args)`
	`marshaldata(self)`

Class Variable Summary
`int`	`contains_aggregate` = 0

Method Details

return (rename, attribute) for self.

return predicate equating self and other.
Overload for special cases, please!

Overrides:: lemon.external.gadfly.semantics.BoundExpression.equate (inherited documentation)

prepare for execution, clear cached data.

Overrides:: lemon.external.gadfly.semantics.BoundExpression.uncache (inherited documentation)

return value of self in context (bound tuple).

Class Variable Details

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