.

wcfs/wcfs_test.py

@@ -46,7 +46,7 @@ from errno import EINVAL, ENOENT, ENOTCONN
 from stat import S_ISDIR
 from signal import SIGQUIT, SIGKILL
 from golang import go, chan, select, func, defer, default
-from golang import context, sync, time
+from golang import context, errors, sync, time
 from zodbtools.util import ashex as h, fromhex
 import pytest; xfail = pytest.mark.xfail
 from pytest import raises, fail
@@ -948,7 +948,7 @@ def doCheckingPin(f, pinokByWLink, pinfunc=None): # -> []event(str)
             try:
                 req = wlink.recvReq(ctx)
             except Exception as e:
-                if e is context.canceled:   # XXX -> errors.Is
+                if errors.Is(e, context.canceled):
                     return # cancel is expected after f completes
                 raise
 
@@ -1984,7 +1984,7 @@ def procwait_(ctx, proc):   # -> ok
     try:
         procwait(ctx, proc)
     except Exception as e:
-        if e in (context.canceled, context.deadlineExceeded):   # XXX -> errors.Is
+        if errors.Is(e, context.canceled) or errors.Is(e, context.deadlineExceeded):
             return False
         raise
     return True