def test_merge():
"""
merge function.
"""
from attrdict.merge import merge
left = {
'baz': 'qux',
'mismatch': False,
'sub': {'alpha': 'beta', 1: 2},
}
right = {
'lorem': 'ipsum',
'mismatch': True,
'sub': {'alpha': 'bravo', 3: 4},
}
assert_equals(merge({}, {}), {})
assert_equals(merge(left, {}), left)
assert_equals(merge({}, right), right)
assert_equals(
merge(left, right),
{
'baz': 'qux',
'lorem': 'ipsum',
'mismatch': True,
'sub': {'alpha': 'bravo', 1: 2, 3: 4}
}
)
def __add__(self, other):
"""
Add a mapping to this Attr, creating a new, merged Attr.
other: A mapping.
NOTE: Addition is not commutative. a + b != b + a.
"""
if not isinstance(other, Mapping):
return NotImplemented
return self._constructor(merge(self, other), self._configuration())
def load(cls, path=''):
arg_path = Path(path)
default_config = read_yaml(cls.DEFAULT_PATH)
custom_config_path = arg_path.is_file() and arg_path or cls.EXTERNAL_PATH.is_file() and \
cls.EXTERNAL_PATH or cls.LOCAL_PATH.is_file() and cls.LOCAL_PATH # noqa: E127
if not custom_config_path:
raise ConfigurationNotFound('You missed a local config in config/ directory '
'or did not specified CPG_CONFIG_PATH environment variable')
custom_config = read_yaml(custom_config_path) or {}
return cls(merge(default_config, custom_config))
def test_merge():
"""
merge function.
"""
from attrdict.merge import merge
left = {
'baz': 'qux',
'mismatch': False,
'sub': {
'alpha': 'beta',
1: 2
},
}
right = {
'lorem': 'ipsum',
'mismatch': True,
'sub': {
'alpha': 'bravo',
3: 4
},
}
assert_equals(merge({}, {}), {})
assert_equals(merge(left, {}), left)
assert_equals(merge({}, right), right)
assert_equals(
merge(left, right), {
'baz': 'qux',
'lorem': 'ipsum',
'mismatch': True,
'sub': {
'alpha': 'bravo',
1: 2,
3: 4
}
})