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