www/py-formencode: unbreak with python310

===>  Configuring for py310-formencode-1.3.0
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "setup.py", line 15, in <module>
    raise ImportError('Python version not supported')
ImportError: Python version not supported
*** Error code 1

www/py-formencode/files/patch-setup.py

@@ -0,0 +1,18 @@
+https://github.com/formencode/formencode/commit/74bbd2ea74aa
+
+--- setup.py.orig	2015-02-07 10:32:40 UTC
++++ setup.py
+@@ -11,11 +11,11 @@ from setuptools import setup, find_packages
+ 
+ version = '1.3.0'
+ 
+-if not '2.6' <= sys.version < '3.0' and not '3.2' <= sys.version:
++if not (2,6) <= sys.version_info[:2] < (3,0) and not (3,2) <= sys.version_info[:2]:
+     raise ImportError('Python version not supported')
+ 
+ tests_require = ['nose', 'pycountry',
+-    'dnspython' if sys.version < '3.0' else 'dnspython3']
++    'dnspython' if sys.version_info < (3,0) else 'dnspython3']
+ 
+ doctests = ['docs/htmlfill.txt', 'docs/Validator.txt',
+     'formencode/tests/non_empty.txt']