fixup! Format Python code with psf/black push

Author: github-actions

linear_algebra/src/test_linear_algebra.py

@@ -8,14 +8,7 @@
 """
 import unittest
 
-from lib import (
-    Matrix,
-    Vector,
-    axpy,
-    squareZeroMatrix,
-    unitBasisVector,
-    zeroVector,
-)
+from lib import Matrix, Vector, axpy, squareZeroMatrix, unitBasisVector, zeroVector
 
 
 class Test(unittest.TestCase):

machine_learning/logistic_regression.py

@@ -21,7 +21,6 @@
 # get_ipython().run_line_magic('matplotlib', 'inline')
 
 
-
 # In[67]:
 
 # sigmoid function or logistic function is used as a hypothesis function in