Remove python2 runner (#259)

* Remove python2 runner

* Lint fixes

.github/workflows/tests-and-lint.yml

@@ -12,12 +12,12 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        python-version: [2.7, 3.7, 3.8, 3.9, "3.10", 3.11]
+        python-version: [3.7, 3.8, 3.9, "3.10", 3.11]
 
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}
-        uses: LizardByte/setup-python[email protected]
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install Dependencies

bmemcached/protocol.py

@@ -195,7 +195,7 @@ def is_ip_address(address):
                 return True
             except ValueError:
                 return False
-        
+
         if is_ip_address(server):
             return server, default_port
 

test/test_server_parsing.py

@@ -39,9 +39,9 @@ def testIPv6(self):
         server = bmemcached.protocol.Protocol('2001:db8::2')
         self.assertEqual(server.host, '2001:db8::2')
         self.assertEqual(server.port, 11211)
-        # Since `2001:db8::2:8080` is a valid IPv6 address, 
+        # Since `2001:db8::2:8080` is a valid IPv6 address,
         # it is ambiguous whether to split it into `2001:db8::2` and `8080`
-        # or treat it as `2001:db8::2:8080`. 
+        # or treat it as `2001:db8::2:8080`.
         # Therefore, it will be treated as `2001:db8::2:8080`.
         server = bmemcached.protocol.Protocol('2001:db8::2:8080')
         self.assertEqual(server.host, '2001:db8::2:8080')