From d67205545e12b6befa37195054249355651f13ca Mon Sep 17 00:00:00 2001
From: Shagun Sodhani <1321193+shagunsodhani@users.noreply.github.com>
Date: Wed, 2 Dec 2020 17:22:06 -0500
Subject: [PATCH] Python 3.9 support (#447)

---
 .circleci/config.yml | 10 ++++++++++
 CONTRIBUTING.md      |  4 ++++
 news/447.feature     |  1 +
 noxfile.py           |  2 +-
 setup.py             |  1 +
 5 files changed, 17 insertions(+), 1 deletion(-)
 create mode 100644 news/447.feature

diff --git a/.circleci/config.yml b/.circleci/config.yml
index cac507c9d..79bd29260 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -27,6 +27,15 @@ jobs:
       - run: echo 'export NOX_PYTHON_VERSIONS=3.8' >> $BASH_ENV
       - run: sudo pip install nox
       - run: nox
+  
+  py39_linux:
+    docker:
+      - image: circleci/python:3.9
+    steps:
+      - checkout
+      - run: echo 'export NOX_PYTHON_VERSIONS=3.9' >> $BASH_ENV
+      - run: sudo pip install nox
+      - run: nox
 
 workflows:
   version: 2
@@ -35,3 +44,4 @@ workflows:
       - py36_linux
       - py37_linux
       - py38_linux
+      - py39_linux
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 2792dd5f8..b413df0d8 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -34,16 +34,20 @@ Sessions defined in /home/omry/dev/omegaconf/noxfile.py:
 * omegaconf-3.6
 * omegaconf-3.7
 * omegaconf-3.8
+* omegaconf-3.9
 * docs
 * coverage-3.6
 * coverage-3.7
 * coverage-3.8
+* coverage-3.9
 * lint-3.6
 * lint-3.7
 * lint-3.8
+* lint-3.9
 * test_jupyter_notebook-3.6
 * test_jupyter_notebook-3.7
 * test_jupyter_notebook-3.8
+* test_jupyter_notebook-3.9
 ```
 To run a specific session use `-s`, for example `nox -s lint` will run linting
 
diff --git a/news/447.feature b/news/447.feature
new file mode 100644
index 000000000..602fa17e2
--- /dev/null
+++ b/news/447.feature
@@ -0,0 +1 @@
+OmegaConf now supports Python 3.9
\ No newline at end of file
diff --git a/noxfile.py b/noxfile.py
index e58db0794..2bc72fa5b 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -3,7 +3,7 @@
 
 import nox
 
-DEFAULT_PYTHON_VERSIONS = ["3.6", "3.7", "3.8"]
+DEFAULT_PYTHON_VERSIONS = ["3.6", "3.7", "3.8", "3.9"]
 
 PYTHON_VERSIONS = os.environ.get(
     "NOX_PYTHON_VERSIONS", ",".join(DEFAULT_PYTHON_VERSIONS)
diff --git a/setup.py b/setup.py
index d33e7759a..95b4d5502 100644
--- a/setup.py
+++ b/setup.py
@@ -57,6 +57,7 @@ def read(*parts):
             "Programming Language :: Python :: 3.6",
             "Programming Language :: Python :: 3.7",
             "Programming Language :: Python :: 3.8",
+            "Programming Language :: Python :: 3.9",
             "License :: OSI Approved :: BSD License",
             "Operating System :: OS Independent",
         ],