Package gluon :: Module validators :: Class IS_EXPR
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Class IS_EXPR

source code

object --+
         |
        IS_EXPR

example:

INPUT(_type='text',_name='name',requires=IS_EXPR('5<int(value)<10'))

the argument of IS_EXPR must be python condition

IS_EXPR('int(value)<2')('1') returns (1,None) IS_EXPR('int(value)<2')('2') returns ('2','invalid expression!')

Instance Methods [hide private]
 
__init__(self, expression, error_message='invalid expression!')
x.__init__(...) initializes x; see x.__class__.__doc__ for signature
source code
 
__call__(self, value) source code

Inherited from object: __delattr__, __getattribute__, __hash__, __new__, __reduce__, __reduce_ex__, __repr__, __setattr__, __str__

Properties [hide private]

Inherited from object: __class__

Method Details [hide private]

__init__(self, expression, error_message='invalid expression!')
(Constructor)

source code 

x.__init__(...) initializes x; see x.__class__.__doc__ for signature

Overrides: object.__init__
(inherited documentation)