backport 1e9cf75dcc28c6 to fix py-hypothesis on py2 following py-typing update

(hypothesis could probably be updated to 4.57.1 without trouble; 5.x is py3-only)

devel/py-hypothesis/Makefile

@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile,v 1.20 2019/07/12 20:45:49 sthen Exp $
+# $OpenBSD: Makefile,v 1.21 2020/01/03 14:51:21 sthen Exp $
 
 COMMENT =		library for property based testing
 
@@ -6,7 +6,7 @@ MODPY_EGG_VERSION =	4.15.0
 DISTNAME =		hypothesis-${MODPY_EGG_VERSION}
 PKGNAME =		py-hypothesis-${MODPY_EGG_VERSION}
 CATEGORIES =		devel
-REVISION =		0
+REVISION =		1
 
 HOMEPAGE =		https://hypothesis.works/
 

devel/py-hypothesis/patches/patch-src_hypothesis_internal_compat_py

@@ -0,0 +1,26 @@
+$OpenBSD: patch-src_hypothesis_internal_compat_py,v 1.1 2020/01/03 14:51:21 sthen Exp $
+
+From 1e9cf75dcc28c6b0c7c211a20e49257a4e052c84 Mon Sep 17 00:00:00 2001
+From: Zac Hatfield-Dodds <Zac-HD@users.noreply.github.com>
+Date: Fri, 21 Jun 2019 12:19:15 +1000
+Subject: [PATCH] Support newer typing backport too
+
+Index: src/hypothesis/internal/compat.py
+--- src/hypothesis/internal/compat.py.orig
++++ src/hypothesis/internal/compat.py
+@@ -298,10 +298,13 @@ except ImportError:
+     typing_root_type = ()  # type: Tuple[type, ...]
+     ForwardRef = None
+ else:
+-    if hasattr(typing, "_Final"):  # new in Python 3.7
++    try:
++        # These types are new in Python 3.7, but also (partially) backported to the
++        # typing backport on PyPI.  Use if possible; or fall back to older names.
++
+         typing_root_type = (typing._Final, typing._GenericAlias)  # type: ignore
+         ForwardRef = typing.ForwardRef  # type: ignore
+-    else:
++    except AttributeError:
+         typing_root_type = (typing.TypingMeta, typing.TypeVar)  # type: ignore
+         ForwardRef = typing._ForwardRef  # type: ignore
+