Source Code for Module Ganga.GPIDev.TypeCheck

 1  # NOTICE: 
 2  # this module is used by config system to configure logging therefore the logger 
 3  # requires special handling 
 4  # this module must be importable without any side-effect, especially without 
 5  # creation of loggers by surrounding packages... 
 6   
 7  from Ganga.Utility.util import importName 
 8   
 9 -def _valueTypeAllowed( val, valTypeList,logger=None): 
10     for _t in valTypeList: 
11         _dotMod = _t.split('.') 
12         if len(_dotMod) > 1: 
13             if not hasattr( val, '_proxyClass' ): 
14                 # val is probably a normal Python object. 
15                 continue 
16             _type = importName( '.'.join(_dotMod[0:-1]), _dotMod[-1] ) 
17             _val = val 
18         else: # Native Python type 
19             try: 
20                 _type = eval( _t ) # '_type' is actually the class name 
21             except NameError: 
22                 logger.error( "Invalid native Python type: '%s'" % _t ) 
23                 continue 
24             _val = val 
25         # Deal with the case where type is None. 
26         if _type is None: 
27             if _val is None: 
28                 return True 
29             else: 
30                 continue 
31         elif isinstance( _val, _type ): 
32            return True 
33     return False 
34