From 6b459c8732b23344a7912a9127212646bc15ccad Mon Sep 17 00:00:00 2001
From: Simon Willison <swillison@gmail.com>
Date: Thu, 20 Jan 2022 17:55:57 -0800
Subject: [PATCH] Use environment markers for Python 3.6, refs #1609

---
 setup.py | 47 ++++++++++++++++++++++++++++++++---------------
 1 file changed, 32 insertions(+), 15 deletions(-)

diff --git a/setup.py b/setup.py
index f927207b..092ae172 100644
--- a/setup.py
+++ b/setup.py
@@ -42,22 +42,39 @@ setup(
     include_package_data=True,
     python_requires=">=3.6",
     install_requires=[
-        "asgiref==3.4.1",
-        "click==8.0.3",
-        "click-default-group==1.2.2",
-        "Jinja2==3.0.3",
-        "hupper==1.10.3",
-        "httpx==0.21.3",
-        "pint==0.17",
-        "pluggy==1.0.0",
-        "uvicorn==0.16.0",
-        "aiofiles==0.8.0",
-        "janus==0.7.0",
-        "asgi-csrf==0.9",
-        "PyYAML==6.0",
-        "mergedeep==1.3.4",
-        "itsdangerous==2.0.1",
+        "asgiref>=3.2.10,<3.5.0",
+        "click>=7.1.1,<8.1.0",
+        "click-default-group~=1.2.2",
+        "Jinja2>=2.10.3,<3.1.0",
+        "hupper~=1.9",
+        "httpx>=0.20",
+        "pint~=0.9",
+        "pluggy>=1.0,<1.1",
+        "uvicorn~=0.11",
+        "aiofiles>=0.4,<0.9",
+        "janus>=0.6.2,<1.1",
+        "asgi-csrf>=0.9",
+        "PyYAML>=5.3,<7.0",
+        "mergedeep>=1.1.1,<1.4.0",
+        "itsdangerous>=1.1,<3.0",
         "python-baseconv==1.2.2",
+        # The following are known to work with 3.6
+        'asgiref<=3.4.1;python_version<="3.6"',
+        'click<=8.0.3;python_version<="3.6"',
+        'click-default-group<=1.2.2;python_version<="3.6"',
+        'Jinja2<=3.0.3;python_version<="3.6"',
+        'hupper<=1.10.3;python_version<="3.6"',
+        'httpx<=0.21.3;python_version<="3.6"',
+        'pint<=0.17;python_version<="3.6"',
+        'pluggy<=1.0.0;python_version<="3.6"',
+        'uvicorn<=0.16.0;python_version<="3.6"',
+        'aiofiles<=0.8.0;python_version<="3.6"',
+        'janus<=0.7.0;python_version<="3.6"',
+        'asgi-csrf<=0.9;python_version<="3.6"',
+        'PyYAML<=6.0;python_version<="3.6"',
+        'mergedeep<=1.3.4;python_version<="3.6"',
+        'itsdangerous<=2.0.1;python_version<="3.6"',
+        'python-baseconv<=1.2.2;python_version<="3.6"',
     ],
     entry_points="""
         [console_scripts]