| http://www.w3.org/ns/prov#value | - error_message='not divisible by 3')One should first check that the value is an integer so that an exception will not occur.requires = [IS_INT_IN_RANGE(0, 100), IS_EXPR('value%3==0')]IS_FLOAT_IN_RANGEIS_FLOAT_IN_RANGEChecks that the field value is a floating point number within a definite range, 0 <= value <= 100 in the following example:requires = IS_FLOAT_IN_RANGE(0, 100, dot=
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