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@ -1,4 +1,4 @@ |
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# $Id: params_struct.py,v 1.1 2011-03-10 17:17:48 wirawan Exp $ |
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# $Id: params_struct.py,v 1.2 2011-03-10 19:21:33 wirawan Exp $ |
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# |
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# wpylib.params.params_struct module |
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# Created: 20110310 |
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@ -28,7 +28,8 @@ CHARACTERISTICS/USAGE PATTERN |
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* Just like dict, it does not enforce a particular structure. |
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* Use words only as keys (i.e. keys are valid python identifiers). |
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* Do not prepend and append two underscores at the same time. |
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* User fields should not use keywords prepended and appended by two underscores |
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(those names are reserved by python). |
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""" |
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@ -39,11 +40,21 @@ class Struct(object): |
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No particular structure is assumed. |
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Results are fetchable by either X.member or X['member'] syntax. |
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Limited dict-like operations are supported.""" |
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def __init__(self, __src__=None, **p): |
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"""Initializes the structure. |
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The arguments will be copied into the structure as the initial values |
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of the structure. |
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They can be a dict-like object (first argument), or "key=value"-type |
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argument passing. |
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""" |
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if __src__: self.__dict__.update(__src__) |
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self.__dict__.update(p) |
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def __getitem__(self, item): |
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if hasattr(self, item): |
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return getattr(self, item) |
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else: |
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raise KeyError, "Invalid result name: %s" % (item) |
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return self.__dict__[item] |
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def __setitem__(self, item, val): |
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self.__dict__[item] = val |
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def __contains__(self, item): |
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#return item in dir(self) |
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return hasattr(self, item) |
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return item in self.__dict__ |
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def __iter__(self): |
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return self.__dict__.__iter__() |
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