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
|
from copy import deepcopy
from .config import Configuration
from .setting import Setting
from .source.base import Source
__all__ = (
'ConfigurationManager',
)
class ConfigurationManager(object):
def __init__(self, name):
self.name = name
self.settings = []
def add(self, setting):
if isinstance(setting, Setting):
self.settings.append(setting)
else:
raise TypeError('Can only add objects of type Setting')
def retrieve(self, *sources):
to_process = []
for source in reversed(sources):
if isinstance(source, Source):
to_process.append(source)
elif isinstance(source, type) and issubclass(source, Source):
to_process.append(source())
else:
raise TypeError('All sources must be a Source')
config = Configuration(settings=self.settings)
for source in to_process:
config = source.get_config(
deepcopy(self.settings),
manager=self,
parent=config,
)
config.validate()
return config
|
