Remove walrus

python-attrs · Dec 18, 2021 · bb4383c · bb4383c
1 parent 81d7756
commit bb4383c
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Showing 3 changed files with 6 additions and 11 deletions.
diff --git a/src/cattr/preconf/bson.py b/src/cattr/preconf/bson.py
@@ -17,9 +17,8 @@ def configure_converter(converter: GenConverter):
 
  def gen_unstructure_mapping(cl: Any, unstructure_to=None):
  key_handler = str
- if (args := getattr(cl, "__args__", None)) and issubclass(
- args[0], str
- ):
+ args = getattr(cl, "__args__", None)
+ if args and issubclass(args[0], str):
  key_handler = None
  return converter.gen_unstructure_mapping(
  cl, unstructure_to=unstructure_to, key_handler=key_handler

diff --git a/src/cattr/preconf/orjson.py b/src/cattr/preconf/orjson.py
@@ -30,11 +30,8 @@ def configure_converter(converter: GenConverter):
 
  def gen_unstructure_mapping(cl: Any, unstructure_to=None):
  key_handler = str
- if (
- (args := getattr(cl, "__args__", None))
- and issubclass(args[0], str)
- and issubclass(args[0], Enum)
- ):
+ args = getattr(cl, "__args__", None)
+ if args and issubclass(args[0], str) and issubclass(args[0], Enum):
 
  def key_handler(v):
  return v.value

diff --git a/src/cattr/preconf/tomlkit.py b/src/cattr/preconf/tomlkit.py
@@ -24,9 +24,8 @@ def configure_converter(converter: GenConverter):
 
  def gen_unstructure_mapping(cl: Any, unstructure_to=None):
  key_handler = str
- if (args := getattr(cl, "__args__", None)) and issubclass(
- args[0], str
- ):
+ args = getattr(cl, "__args__", None)
+ if args and issubclass(args[0], str):
  key_handler = None
  return converter.gen_unstructure_mapping(
  cl, unstructure_to=unstructure_to, key_handler=key_handler