update to Python 3.10

.github/workflows/build.yml

@@ -29,11 +29,10 @@ jobs:
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
         with:
           submodules: false
-      # using Python 3.8 to support running across multiple operating systems including Windows 7
-      - name: Set up Python 3.8
+      - name: Set up Python 3.10
         uses: actions/setup-python@0a5c61591373683505ea898e09a3ea4f39ef2b9c # v5.0.0
         with:
-          python-version: '3.8'
+          python-version: '3.10'
       - name: Install floss [build]
         run: |
           pip install -r requirements.txt

.github/workflows/tests.yml

@@ -17,10 +17,10 @@ jobs:
     steps:
     - name: Checkout FLOSS
       uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
-    - name: Set up Python 3.8
+    - name: Set up Python 3.10
       uses: actions/setup-python@0a5c61591373683505ea898e09a3ea4f39ef2b9c # v5.0.0
       with:
-        python-version: '3.8'
+        python-version: '3.10'
     - name: Install dependencies
       run: |
         pip install -r requirements.txt
@@ -41,13 +41,11 @@ jobs:
         os: [ubuntu-20.04, windows-2019, macos-13]
         # across all operating systems
         # version numbers are strings, not floats
-        python-version: ['3.8', '3.11']
+        python-version: ['3.10', '3.11']
         include:
           # on Ubuntu run these as well
           - os: ubuntu-20.04
-            python-version: '3.9'
-          - os: ubuntu-20.04
-            python-version: '3.10'
+            python-version: '3.12'
     steps:
     - name: Checkout FLOSS with submodule
       uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1

floss/main.py

@@ -142,7 +142,6 @@ def make_parser(argv):
         epilog=epilog_advanced if show_all_options else epilog,
         formatter_class=argparse.RawDescriptionHelpFormatter,
     )
-    parser.register("action", "extend", floss.utils.ExtendAction)
     parser.add_argument("-H", action="help", help="show advanced options and exit")
     parser.add_argument(
         "-n",

floss/utils.py

@@ -34,16 +34,6 @@
 logger = floss.logging_.getLogger(__name__)
 
 
-class ExtendAction(argparse.Action):
-    # stores a list, and extends each argument value to the list
-    # Since Python 3.8 argparse supports this
-    # TODO: remove this code when only supporting Python 3.8+
-    def __call__(self, parser, namespace, values, option_string=None):
-        items = getattr(namespace, self.dest, None) or []
-        items.extend(values)
-        setattr(namespace, self.dest, items)
-
-
 class InstallContextMenu(argparse.Action):
     def __init__(self, option_strings, dest, nargs=None, **kwargs):
         super(InstallContextMenu, self).__init__(option_strings, dest, nargs=0, **kwargs)

pyproject.toml

@@ -18,7 +18,7 @@ authors = [
     {name = "Willi Ballenthin", email = "william.ballenthin@mandiant.com"},
     {name = "Moritz Raabe", email = "moritz.raabe@mandiant.com"},
 ]
-requires-python=">=3.8"
+requires-python=">=3.10"
 keywords = ["floss", "malware", "analysis", "obfuscation", "strings", "FLARE"]
 classifiers = [
     "Development Status :: 5 - Production/Stable",
@@ -89,9 +89,7 @@ dependencies = [
     # typically due to dropping support for python releases
     # we still support.
 
-    # TODO(williballenthin): networkx 3.2 doesn't support python 3.8 while capa does.
-    # https://github.com/mandiant/capa/issues/1966
-    "networkx>=3,<3.2",
+    "networkx>=3",
 ]
 dynamic = ["version", "readme"]