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| author | Josh Morman <jmorman@gnuradio.org> | 2021-11-24 12:48:20 -0500 |
|---|---|---|
| committer | mormj <34754695+mormj@users.noreply.github.com> | 2021-11-24 14:41:53 -0500 |
| commit | 817fc3ce9cdc819a291e76ec324c4e748381f035 (patch) | |
| tree | ed00faf5ea2c0f5a8caaba0ce41cd816dd6ca958 /grc/core/utils/backports/chainmap.py | |
| parent | e776d673aa51b5ef19e16cfb6d22098c0b14a679 (diff) | |
grc: pep8 formatting
Signed-off-by: Josh Morman <jmorman@gnuradio.org>
Diffstat (limited to 'grc/core/utils/backports/chainmap.py')
| -rw-r--r-- | grc/core/utils/backports/chainmap.py | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/grc/core/utils/backports/chainmap.py b/grc/core/utils/backports/chainmap.py index 1f4f4a96fb..a89c42cddd 100644 --- a/grc/core/utils/backports/chainmap.py +++ b/grc/core/utils/backports/chainmap.py @@ -30,16 +30,19 @@ class ChainMap(MutableMapping): def __getitem__(self, key): for mapping in self.maps: try: - return mapping[key] # can't use 'key in mapping' with defaultdict + # can't use 'key in mapping' with defaultdict + return mapping[key] except KeyError: pass - return self.__missing__(key) # support subclasses that define __missing__ + # support subclasses that define __missing__ + return self.__missing__(key) def get(self, key, default=None): return self[key] if key in self else default def __len__(self): - return len(set().union(*self.maps)) # reuses stored hash values if possible + # reuses stored hash values if possible + return len(set().union(*self.maps)) def __iter__(self): return iter(set().union(*self.maps)) @@ -85,7 +88,8 @@ class ChainMap(MutableMapping): try: del self.maps[0][key] except KeyError: - raise KeyError('Key not found in the first mapping: {!r}'.format(key)) + raise KeyError( + 'Key not found in the first mapping: {!r}'.format(key)) def popitem(self): """Remove and return an item pair from maps[0]. Raise KeyError is maps[0] is empty.""" @@ -99,7 +103,8 @@ class ChainMap(MutableMapping): try: return self.maps[0].pop(key, *args) except KeyError: - raise KeyError('Key not found in the first mapping: {!r}'.format(key)) + raise KeyError( + 'Key not found in the first mapping: {!r}'.format(key)) def clear(self): """Clear maps[0], leaving maps[1:] intact.""" |