Check Class Reference

Inheritance diagram for Check:

Public Member Functions
def	__init__ (self, check_fn, error_msg='')
def	__call__ (self, action, value)

Public Attributes
	fn
	err_msg

Detailed Description

 do common checking regarding the value of the option

 example:
 p.add_argument('-input', remark=Check(lambda x: os.path.exists(x), 'File does not exists!'))