Set the Python file maximum line length to 88 characters (#2122)

* flake8 --max-line-length=88

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>

dynamic_programming/sum_of_subset.py

@@ -9,7 +9,8 @@ def isSumSubset(arr, arrLen, requiredSum):
     # initially no subsets can be formed hence False/0
     subset = [[False for i in range(requiredSum + 1)] for i in range(arrLen + 1)]
 
-    # for each arr value, a sum of zero(0) can be formed by not taking any element hence True/1
+    # for each arr value, a sum of zero(0) can be formed by not taking any element
+    # hence True/1
     for i in range(arrLen + 1):
         subset[i][0] = True