perf: 脏标记优化 Lict 对象操作复杂度

src/heurams/kernel/particles/electron.py

@@ -5,6 +5,7 @@ import heurams.kernel.algorithms as algolib
 import heurams.services.timer as timer
 from heurams.kernel.algorithms import algorithms
 from heurams.services.logger import get_logger
+from heurams.context import config_var
 
 logger = get_logger(__name__)