[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

electronics/electric_potential_point_charge.py

@@ -1,6 +1,9 @@
 from __future__ import annotations
+
 """ https://en.wikipedia.org/wiki/Electric_potential"""
 COULOMB_CONSTANT = 8.99e9  # N·m²/C², Coulomb's constant
+
+
 def electric_potential_point_charge(charge: float, distance: float) -> float:
     """
     Calculate the electric potential at a point due to a point charge.
@@ -37,6 +40,7 @@ def electric_potential_point_charge(charge: float, distance: float) -> float:
         return 0  # Zero potential for zero charge
     return (COULOMB_CONSTANT * charge) / distance
 
+
 if __name__ == "__main__":
     import doctest