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

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

Author: pre-commit-ci[bot]

maths/baby_step_giant_step.py

@@ -80,12 +80,10 @@ def baby_step_giant_step(base: int, target: int, modulus: int) -> int:
             return giant_index * step_count + baby_steps[gamma]
         gamma = (gamma * giant_factor) % modulus
 
-    raise ValueError(
-        f"no discrete logarithm for {target} base {base} modulo {modulus}"
-    )
+    raise ValueError(f"no discrete logarithm for {target} base {base} modulo {modulus}")
 
 
 if __name__ == "__main__":
     import doctest
 
-    doctest.testmod()
+    doctest.testmod()