cf.lt

cf.lt(value, units=None, attr=None)[source]

Return a cf.Query object for a variable for being strictly less than a value.

See also

cf.contain, cf.eq, cf.ge, cf.gt, cf.ne, cf.le, cf.set, cf.wi, cf.wo

Parameters:
value: object

The value which a variable is to be compared with.

units: str or cf.Units, optional

The units of value. By default, the same units as the variable being tested are assumed, if applicable.

attr: str, optional

Return a query object for a variable’s attr attribute.
Returns:
out: cf.Query

The query object.
Examples: 
>>> q = cf.lt(5)
>>> q
<CF Query: x lt 5>
>>> q.evaluate(4)
True
>>> q.evaluate(5)
False