don't create None sub-option. Fixes #4379
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@ -575,6 +575,8 @@ class Config:
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if not self.__options_per_key.has_key(optname):
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if not self.__options_per_key.has_key(optname):
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# raise RuntimeError, 'option %s does not exist' % optname
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# raise RuntimeError, 'option %s does not exist' % optname
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return
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return
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if not key:
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return
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dict = self.__options_per_key[optname][1]
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dict = self.__options_per_key[optname][1]
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if not dict.has_key(key):
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if not dict.has_key(key):
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# raise RuntimeError, '%s is not a key of %s' % (key, dict)
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# raise RuntimeError, '%s is not a key of %s' % (key, dict)
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