fix win tests

1 files changed, 5 insertions, 5 deletions

diff --git a/psutil/_pswindows.py b/psutil/_pswindows.py
index 6ed0ac4a..02019ad9 100644
--- a/psutil/_pswindows.py
+++ b/psutil/_pswindows.py
@@ -50,6 +50,8 @@ __extra__all__ = [
 
 CONN_DELETE_TCB = "DELETE_TCB"
 WAIT_TIMEOUT = 0x00000102  # 258 in decimal
+ACCESS_DENIED_SET = frozenset([errno.EPERM, errno.EACCES,
+                               cext.ERROR_ACCESS_DENIED])
 
 
 if enum is None:
@@ -348,14 +350,13 @@ class WindowsService(object):
         except WindowsError as err:
             NO_SUCH_SERVICE_SET = (cext.ERROR_INVALID_NAME,
                                    cext.ERROR_SERVICE_DOES_NOT_EXIST)
-            if err.errno in (errno.EPERM, errno.EACCES) or \
-                    getattr(err, "winerror", -1) == cext.ERROR_ACCESS_DENIED:
+            if err.errno in ACCESS_DENIED_SET:
                 raise AccessDenied(
                     pid=None, name=self._name,
                     msg="service %r is not querable (not enough privileges)" %
                         self._name)
             elif err.errno in NO_SUCH_SERVICE_SET or \
-                    getattr(err, "winerror", -1) in NO_SUCH_SERVICE_SET:
+                    err.winerror in NO_SUCH_SERVICE_SET:
                 raise NoSuchProcess(
                     pid=None, name=self._name,
                     msg="service %r does not exist)" % self._name)
@@ -486,8 +487,7 @@ def wrap_exceptions(fun):
         try:
             return fun(self, *args, **kwargs)
         except OSError as err:
-            if err.errno in (errno.EPERM, errno.EACCES) or \
-                    getattr(err, "winerror", -1) == cext.ERROR_ACCESS_DENIED:
+            if err.errno in ACCESS_DENIED_SET:
                 raise AccessDenied(self.pid, self._name)
             if err.errno == errno.ESRCH:
                 raise NoSuchProcess(self.pid, self._name)