diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0af8d68ed22175e6bb0c94245588cf05afab474b..f2cb682d54b107a844e2bac2d0f2e7c74aac701b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -10,11 +10,11 @@
   variables:
     CODECOV_TOKEN: "895e3bf2-cfd0-45f8-9a14-4b7bd148f76d"
 
-Python 3.6:
+Python 3:
   script:
-  - "PY_EXE=python3.6 bash ./run-tests-for-ci.sh"
+  - "PY_EXE=python3 bash ./run-tests-for-ci.sh"
   tags:
-  - python3.6
+  - python3
   - linux
   except:
   - tags
@@ -22,11 +22,11 @@ Python 3.6:
   variables:
     CODECOV_TOKEN: "895e3bf2-cfd0-45f8-9a14-4b7bd148f76d"
 
-Python 3.6 CLI Tool:
+Python 3 CLI Tool:
   script:
-  - "PY_EXE=python3.6 bash ./test-command-line-tool.sh python3.6"
+  - "PY_EXE=python3 bash ./test-command-line-tool.sh python3"
   tags:
-  - python3.6
+  - python3
   - linux
   except:
   - tags
@@ -37,16 +37,16 @@ Documentation:
   - export RELATE_LOCAL_TEST_SETTINGS=`pwd`/local_settings_example.py
   - ". ./build-docs.sh"
   tags:
-  - python3.5
+  - python3
   only:
   - master
 
 Mypy:
   script:
   - curl -L -O -k https://gitlab.tiker.net/inducer/ci-support/raw/master/prepare-and-run-mypy.sh
-  - ". ./prepare-and-run-mypy.sh python3.6 mypy==0.641"
+  - ". ./prepare-and-run-mypy.sh python3 mypy==0.641"
   tags:
-  - python3.6
+  - python3
   except:
   - tags
 
@@ -55,6 +55,6 @@ Flake8:
   - curl -L -O -k https://gitlab.tiker.net/inducer/ci-support/raw/master/prepare-and-run-flake8.sh
   - ". ./prepare-and-run-flake8.sh relate course accounts tests bin"
   tags:
-  - python3.5
+  - python3
   except:
   - tags
diff --git a/course/page/code.py b/course/page/code.py
index 96a878a4cd954a41fd71f9a3f054afe2f806ad11..a2de3c27864512ebbb10c24699080eec89b7ae8d 100644
--- a/course/page/code.py
+++ b/course/page/code.py
@@ -167,16 +167,16 @@ def request_python_run(run_req, run_timeout, image=None):
         from traceback import format_exc
 
         def check_timeout():
-                if time() - start_time < DOCKER_TIMEOUT:
-                    sleep(0.1)
-                    # and retry
-                else:
-                    return {
-                            "result": "uncaught_error",
-                            "message": "Timeout waiting for container.",
-                            "traceback": "".join(format_exc()),
-                            "exec_host": connect_host_ip,
-                            }
+            if time() - start_time < DOCKER_TIMEOUT:
+                sleep(0.1)
+                # and retry
+            else:
+                return {
+                        "result": "uncaught_error",
+                        "message": "Timeout waiting for container.",
+                        "traceback": "".join(format_exc()),
+                        "exec_host": connect_host_ip,
+                        }
 
         while True:
             try:
diff --git a/tests/test_content.py b/tests/test_content.py
index bdb1818a74741582776447807f4c911ba4938526..617f7e21d816d34ba2c056a5ef35bcbee60b31d6 100644
--- a/tests/test_content.py
+++ b/tests/test_content.py
@@ -690,11 +690,11 @@ class GitTemplateLoaderTest(SingleCourseTestMixin, TestCase):
             with mock.patch(
                     "course.content.get_repo_blob_data_cached",
                     return_value=b"blahblah"):
-                        loader = content.GitTemplateLoader(
-                            repo, self.course.active_git_commit_sha.encode())
-                        _, __, uptodate = loader.get_source(environment=environment,
-                                                            template=template)
-                        self.assertFalse(uptodate())
+                loader = content.GitTemplateLoader(
+                    repo, self.course.active_git_commit_sha.encode())
+                _, __, uptodate = loader.get_source(environment=environment,
+                                                    template=template)
+                self.assertFalse(uptodate())
 
 
 class YamlBlockEscapingFileSystemLoaderTest(SingleCourseTestMixin, TestCase):