Reformatting with black

Author: whart222

pyomo/contrib/alternative_solutions/solution.py

@@ -14,11 +14,13 @@
 def _custom_dict_factory(data):
     return {k: _to_dict(v) for k, v in data}
 
+
 if sys.version_info >= (3, 10):
     dataclass_kwargs = dict(kw_only=True)
 else:
     dataclass_kwargs = dict()
 
+
 @dataclasses.dataclass(**dataclass_kwargs)
 class Variable:
     value: float = nan