Extend python versions testing runs against

.github/workflows/codeql-analysis.yml

@@ -35,7 +35,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

.github/workflows/python-package.yml

@@ -11,15 +11,15 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['2.7', '3.5', '3.6', '3.7', '3.8', '3.9', 'pypy3']
+        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', 'pypy3.7']
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
 

dpkt/compat.py

@@ -3,17 +3,10 @@
 from struct import pack, unpack
 import sys
 
-if sys.version_info < (3,):
-    compat_ord = ord
-else:
-    def compat_ord(char):
-        return char
+def compat_ord(char):
+    return char
 
-try:
-    from itertools import izip
-    compat_izip = izip
-except ImportError:
-    compat_izip = zip
+compat_izip = zip
 
 try:
     from cStringIO import StringIO
@@ -25,19 +18,11 @@ def compat_ord(char):
 except ImportError:
     from io import BytesIO
 
-if sys.version_info < (3,):
-    def iteritems(d, **kw):
-        return d.iteritems(**kw)
-
-    def intround(num):
-        return int(round(num))
-
-else:
-    def iteritems(d, **kw):
-        return iter(d.items(**kw))
+def iteritems(d, **kw):
+    return iter(d.items(**kw))
 
-    # python3 will return an int if you round to 0 decimal places
-    intround = round
+# python3 will return an int if you round to 0 decimal places
+intround = round
 
 
 def ntole(v):

setup.py

@@ -38,12 +38,11 @@
           'Intended Audience :: Developers',
           'License :: OSI Approved :: BSD License',
           'Natural Language :: English',
-          'Programming Language :: Python :: 2.7',
-          'Programming Language :: Python :: 3.5',
-          'Programming Language :: Python :: 3.6',
           'Programming Language :: Python :: 3.7',
           'Programming Language :: Python :: 3.8',
           'Programming Language :: Python :: 3.9',
+          'Programming Language :: Python :: 3.10',
+          'Programming Language :: Python :: 3.11',
           'Programming Language :: Python :: Implementation :: CPython',
           'Programming Language :: Python :: Implementation :: PyPy',
       ])

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27, py35, py36, py37, py38
+envlist = py37, py38, py39, py310, py311
 
 [testenv]
 install_command =