Part of twisted.words.xish.xpath View Source View In Hierarchy
| Instance Variables | lhs | Left hand side expression of the operator. | 
| op | The operator. One of 'and', 'or'.
 | |
| rhs | Right hand side expression of the operator. | |
| value | Reference to the method that will calculate the value of this expression given an element. | 
| Method | __init__ | Undocumented | 
| Method | _booleanAnd | Calculate boolean and of the given expressions given an element. | 
| Method | _booleanOr | Calculate boolean or of the given expressions given an element. | 
| Parameters | elem | The element to calculate the value of the expression from. | 
| Parameters | elem | The element to calculate the value of the expression from. |