lint from flake

3 files changed, 2 insertions, 4 deletions

diff --git a/dns/asyncquery.py b/dns/asyncquery.py
index 77936e9..4ec97fb 100644
--- a/dns/asyncquery.py
+++ b/dns/asyncquery.py
@@ -375,8 +375,6 @@ async def https(q, where, timeout=None, port=443, source=None, source_port=0,
     if not _have_httpx:
         raise NoDOH('httpx is not available.')  # pragma: no cover
 
-    _httpx_ok = True
-
     wire = q.to_wire()
     try:
         af = dns.inet.af_for_address(where)
diff --git a/dns/win32util.py b/dns/win32util.py
index 05e2163..745317a 100755
--- a/dns/win32util.py
+++ b/dns/win32util.py
@@ -16,7 +16,7 @@ if sys.platform == 'win32':
         import pythoncom
         import wmi
         _have_wmi = True
-    except Exception as e:
+    except Exception:
         _have_wmi = False
 
     def _config_domain(domain):
diff --git a/dns/zone.py b/dns/zone.py
index 8f98a55..2e73144 100644
--- a/dns/zone.py
+++ b/dns/zone.py
@@ -103,7 +103,7 @@ class DigestHashAlgorithm(dns.enum.IntEnum):
 
 _digest_hashers = {
     DigestHashAlgorithm.SHA384: hashlib.sha384,
-    DigestHashAlgorithm.SHA512 : hashlib.sha512
+    DigestHashAlgorithm.SHA512: hashlib.sha512,
 }