2001-03-02 05:58:11 +00:00
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"""A more or less complete user-defined wrapper around dictionary objects."""
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import riscos
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class _Environ:
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2001-03-07 09:05:45 +00:00
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def __init__(self, initial = None):
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2001-03-02 05:58:11 +00:00
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pass
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def __repr__(self):
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return repr(riscos.getenvdict())
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def __cmp__(self, dict):
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if isinstance(dict, UserDict):
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return cmp(riscos.getenvdict(), dict)
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def __len__(self):
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return len(riscos.getenvdict())
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def __getitem__(self, key):
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ret = riscos.getenv(key)
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if ret<>None:
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return ret
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else:
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raise KeyError
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def __setitem__(self, key, item):
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2001-03-07 09:08:11 +00:00
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riscos.putenv(key, item)
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2001-03-02 05:58:11 +00:00
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def __delitem__(self, key):
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riscos.delenv(key)
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def clear(self):
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# too dangerous on RISC OS
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pass
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def copy(self):
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return riscos.getenvdict()
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def keys(self): return riscos.getenvdict().keys()
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def items(self): return riscos.getenvdict().items()
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def values(self): return riscos.getenvdict().values()
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def has_key(self, key):
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value = riscos.getenv(key)
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return value<>None
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def update(self, dict):
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for k, v in dict.items():
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riscos.putenv(k, v)
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def get(self, key, failobj=None):
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value = riscos.getenv(key)
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if value<>None:
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return value
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else:
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return failobj
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