Set shell param to False while running code style tests

Signed-off-by: Keshav Priyadarshi <git@keshav.space>

Author: keshav-space

tests/test_codestyle.py

@@ -12,7 +12,7 @@ class BaseTests(unittest.TestCase):
     def test_codestyle(self):
         args = "black --check -l 100 setup.py src tests"
         try:
-            subprocess.check_output(args.split())
+            subprocess.check_output(args.split(), shell=False)
         except subprocess.CalledProcessError as e:
             print("===========================================================")
             print(e.output)
@@ -25,7 +25,7 @@ def test_codestyle(self):
 
         args = "isort --check-only src tests setup.py"
         try:
-            subprocess.check_output(args.split())
+            subprocess.check_output(args.split(), shell=False)
         except Exception as e:
             print("===========================================================")
             print(e.output)