summaryrefslogtreecommitdiffstats
path: root/Lib/plat-riscos/riscosenviron.py
blob: bfb8447171fa4ebaddfc21fc6881532520561adf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
"""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