Update WIP comments

also isort & black

Change-Id: I7513d2903fbaf039e585f52c2de0e7c9e3dad011

oioioi/base/utils/execute.py

@@ -49,7 +49,7 @@ def execute(
          returned a non-zero return code.
     :param errors_to_ignore: tuple of return codes not to be interpreted as
          errors
-    :param stdin: a string (bytes in python3, str in python2) passed to the subprocess
+    :param stdin: a bytestring passed to the subprocess
     :param cwd: working directory to temporarily chdir to
     :param capture_output: if False, output will be passed to stdout/stderr
 

oioioi/contests/tests/tests.py

@@ -2851,9 +2851,7 @@ def setUp(self):
 
     def test_submission_view_without_contest(self):
         submission = Submission.objects.get(id=1)
-        response = self.client.get(
-            reverse('submission', kwargs={'submission_id': 1})
-        )
+        response = self.client.get(reverse('submission', kwargs={'submission_id': 1}))
         self.assertEqual(response.status_code, 200)
 
         # Submit another button

oioioi/disqualification/admin.py

@@ -1,13 +1,13 @@
-from django.db import models
-from django.forms import Textarea
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
+from django.db import models
+from django.forms import Textarea
 from django.utils.encoding import force_text
 from django.utils.translation import ugettext_lazy as _
 
 from oioioi.base import admin
 from oioioi.base.utils import make_html_link
-from oioioi.contests.admin import contest_site, ContestAdmin
+from oioioi.contests.admin import ContestAdmin, contest_site
 from oioioi.contests.menu import contest_admin_menu_registry
 from oioioi.contests.models import Submission
 from oioioi.contests.utils import is_contest_admin

oioioi/evalmgr/tests/tests.py

@@ -189,13 +189,11 @@ def test_multiple_source_file_evaluation_with_dummy_sioworkers(self):
         self._run_with_dummy_sioworkers(self.test_multiple_source_file_evaluation)
 
     def test_full_source_file_evaluation(self):
-        # Problem is in sio.executors.checkers _run_diff doesn't return byte-string.
         env = self.evaluation_env.copy()
         env = delay_environ_wrapper(env).get()
         self.assertEqual('OK', env['result_code'])
 
     def test_multiple_source_file_evaluation(self):
-        # Problem is same as above.
         good_env = self.evaluation_env.copy()
         wrong_env = self.evaluation_env.copy()
         wrong_env.update(