DAP-2146: Addig Python3.12 support

requirements.txt

@@ -1,5 +1,6 @@
 six >=1.6
 futures <=2.2.0
+pyasyncore == 1.0.4
 # Futures is not required for Python 3, but it works up through 2.2.0 (after which it introduced breaking syntax).
 # This is left here to make sure install -r works with any runtime. When installing via setup.py, futures is omitted
 # for Python 3, in favor of the standard library implementation.

setup.py

@@ -1,4 +1,4 @@
-# Copyright 2013-2016 DataStax, Inc.
+# Copyright DataStax, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -37,8 +37,6 @@
                               DistutilsExecError)
 from distutils.cmd import Command
 
-PY3 = sys.version_info[0] == 3
-
 try:
     import subprocess
     has_subprocess = True
@@ -146,7 +144,7 @@ def __init__(self, ext):
 
 libev_ext = Extension('cassandra.io.libevwrapper',
                       sources=['cassandra/io/libevwrapper.c'],
-                      include_dirs=['/usr/include/libev', '/usr/local/include', '/opt/local/include'],
+                      include_dirs=['/usr/include/libev', '/usr/local/include', '/opt/local/include', '/opt/homebrew/include', os.path.expanduser('~/homebrew/include')],
                       libraries=['ev'],
                       library_dirs=['/usr/local/lib', '/opt/local/lib'])
 
@@ -348,6 +346,13 @@ def pre_build_check():
         compiler = new_compiler(compiler=be.compiler)
         customize_compiler(compiler)
 
+        try:
+            # We must be able to initialize the compiler if it has that method
+            if hasattr(compiler, "initialize"):
+                compiler.initialize()
+        except:
+            return False
+
         executables = []
         if compiler.compiler_type in ('unix', 'cygwin'):
             executables = [compiler.executables[exe][0] for exe in ('compiler_so', 'linker_so')]
@@ -389,14 +394,19 @@ def run_setup(extensions):
         # 2.) there could be a case where the python environment has cython installed but the system doesn't have build tools
         if pre_build_check():
             cython_dep = 'Cython>=0.20,!=0.25,<0.30'
+            user_specified_cython_version = os.environ.get('CASS_DRIVER_ALLOWED_CYTHON_VERSION')
+            if user_specified_cython_version is not None:
+                cython_dep = 'Cython==%s' % (user_specified_cython_version,)
             kw['setup_requires'] = [cython_dep]
         else:
             sys.stderr.write("Bypassing Cython setup requirement\n")
 
-    dependencies = ['six >=1.6']
+    dependencies = ['six >=1.6', 'pyasyncore == 1.0.4']
 
-    if not PY3:
-        dependencies.append('futures')
+    _EXTRAS_REQUIRE = {
+        'graph': ['gremlinpython==3.4.6'],
+        'cle': ['cryptography>=35.0']
+    }
 
     setup(
         name='cassandra-driver',
@@ -410,6 +420,7 @@ def run_setup(extensions):
         keywords='cassandra,cql,orm',
         include_package_data=True,
         install_requires=dependencies,
+        extras_require=_EXTRAS_REQUIRE,
         tests_require=['nose', 'mock<=1.0.1', 'PyYAML', 'pytz', 'sure'],
         classifiers=[
             'Development Status :: 5 - Production/Stable',
@@ -418,10 +429,11 @@ def run_setup(extensions):
             'Natural Language :: English',
             'Operating System :: OS Independent',
             'Programming Language :: Python',
-            'Programming Language :: Python :: 2.6',
-            'Programming Language :: Python :: 2.7',
-            'Programming Language :: Python :: 3.3',
-            'Programming Language :: Python :: 3.4',
+            'Programming Language :: Python :: 3.8',
+            'Programming Language :: Python :: 3.9',
+            'Programming Language :: Python :: 3.10',
+            'Programming Language :: Python :: 3.11',
+            'Programming Language :: Python :: 3.12',
             'Programming Language :: Python :: Implementation :: CPython',
             'Programming Language :: Python :: Implementation :: PyPy',
             'Topic :: Software Development :: Libraries :: Python Modules'