DM-28480: Updates for py3.8 and W503

.github/workflows/lint.yml → .github/workflows/lint.yaml

@@ -1,8 +1,10 @@
 name: lint
 
 on:
-  - push
-  - pull_request
+  push:
+    branches:
+      - master
+  pull_request:
 
 jobs:
   lint:
@@ -13,7 +15,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v2
         with:
-          python-version: 3.7
+          python-version: 3.8
 
       - name: Install
         run: pip install -r <(curl https://raw.githubusercontent.com/lsst/linting/master/requirements.txt)

python/lsst/utils/tests.py

@@ -131,11 +131,11 @@ def testFileDescriptorLeaks(self):
         now_open = _get_open_files()
 
         # Some files are opened out of the control of the stack.
-        now_open = set(f for f in now_open if not f.endswith(".car") and
-                       not f.startswith("/proc/") and
-                       not f.endswith(".ttf") and
-                       not (f.startswith("/var/lib/") and f.endswith("/passwd")) and
-                       not f.endswith("astropy.log"))
+        now_open = set(f for f in now_open if not f.endswith(".car")
+                       and not f.startswith("/proc/")
+                       and not f.endswith(".ttf")
+                       and not (f.startswith("/var/lib/") and f.endswith("/passwd"))
+                       and not f.endswith("astropy.log"))
 
         diff = now_open.difference(open_files)
         if diff:

python/lsst/utils/wrappers.py

@@ -50,8 +50,8 @@ def isAttributeSafeToTransfer(name, value):
     classes, leaving only those explicitly defined in a class decorated by
     `continueClass` or registered with an instance of `TemplateMeta`.
     """
-    if name.startswith("__") and (value is getattr(object, name, None) or
-                                  name in INTRINSIC_SPECIAL_ATTRIBUTES):
+    if name.startswith("__") and (value is getattr(object, name, None)
+                                  or name in INTRINSIC_SPECIAL_ATTRIBUTES):
         return False
     return True
 

setup.cfg

@@ -4,9 +4,9 @@
 # if there are later changes to the developer guide standard.
 [flake8]
 max-line-length = 110
-ignore = E133, E226, E228, N802, N803, N806, N812, N815, N816, W504
+ignore = E133, E226, E228, N802, N803, N806, N812, N815, N816, W503
 exclude = __init__.py
 
 [tool:pytest]
 addopts = --flake8
-flake8-ignore = E133 E226 E228 N802 N803 N806 N812 N815 N816 W504
+flake8-ignore = E133 E226 E228 N802 N803 N806 N812 N815 N816 W503