Allow to install on Python 3.4

docs/source/install.rst

@@ -21,7 +21,7 @@ Note: For Mac OS X you will need to have cmake ``brew install cmake`` and pkg-co
 Released Version
 -----------------
 
-pwntools is available as a ``pip`` package for both Python2 and Python3.
+pwntools is available as a ``pip`` package for Python3. Version v5.0.0 requires Python3.10 or later.
 
 Python3
 ^^^^^^^

pwnlib/libcdb.py

@@ -9,6 +9,7 @@
 import six
 import tempfile
 import struct
+import sys
 
 from pwnlib.context import context
 from pwnlib.elf import ELF
@@ -498,7 +499,7 @@ def _extract_tarfile(cache_dir, data_filename, tarball):
 
 def _extract_debfile(cache_dir, package_filename, package):
     # Extract data.tar in the .deb archive.
-    if six.PY2:
+    if sys.version_info < (3, 6):
         if not which('ar'):
             log.error('Missing command line tool "ar" to extract .deb archive. Please install "ar" first.')
 

pyproject.toml

@@ -31,7 +31,7 @@ classifiers = [
 ]
 keywords = ["pwntools", "exploit", "ctf", "capture", "the", "flag", "binary", "wargame", "overflow", "stack", "heap", "defcon"]
 
-requires-python = ">=3.10"
+requires-python = ">=3.4"
 dependencies = [
     "paramiko>=1.15.2",
     "mako>=1.0.0",
@@ -52,7 +52,7 @@ dependencies = [
     "six>=1.12.0",
     "rpyc",
     "colored_traceback",
-    "unix-ar",
+    "unix-ar; python_version>='3.6'",
     "zstandard",
 ]