From 5a7666c15002aee0fab44a9aa6d3279aab3f1f69 Mon Sep 17 00:00:00 2001
From: Anthonios Partheniou <partheniou@google.com>
Date: Tue, 11 Jun 2024 12:33:57 -0400
Subject: [PATCH] fix: drop python 3.6 (#456)

* fix: drop python 3.6

* remove testing/constraints-3.6.txt

* update version in .readthedocs.yml
---
 .github/sync-repo-settings.yaml | 3 ---
 .github/workflows/tests.yml     | 2 +-
 .readthedocs.yml                | 2 +-
 noxfile.py                      | 1 -
 setup.py                        | 3 +--
 testing/constraints-3.6.txt     | 9 ---------
 6 files changed, 3 insertions(+), 17 deletions(-)
 delete mode 100644 testing/constraints-3.6.txt

diff --git a/.github/sync-repo-settings.yaml b/.github/sync-repo-settings.yaml
index 1bb27933..d85818a5 100644
--- a/.github/sync-repo-settings.yaml
+++ b/.github/sync-repo-settings.yaml
@@ -7,9 +7,6 @@ branchProtectionRules:
   requiredStatusCheckContexts:
     - 'style-check'
     - 'docs'
-    - 'unit (3.6, cpp)'
-    - 'unit (3.6, python)'
-    - 'unit (3.6, upb)'
     - 'unit (3.7, cpp)'
     - 'unit (3.7, python)'
     - 'unit (3.7, upb)'
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 03f19896..59518acc 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -42,7 +42,7 @@ jobs:
     runs-on: ubuntu-20.04
     strategy:
       matrix:
-        python: ['3.6', '3.7', '3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
+        python: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
         variant: ['cpp', 'python', 'upb']
         # TODO(https://github.com/googleapis/proto-plus-python/issues/389):
         # Remove the 'cpp' implementation once support for Protobuf 3.x is dropped.
diff --git a/.readthedocs.yml b/.readthedocs.yml
index ebea21ff..309b5e76 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -3,4 +3,4 @@ build:
   image: latest
 python:
   pip_install: true
-  version: 3.6
+  version: 3.9
diff --git a/noxfile.py b/noxfile.py
index 4ba0161a..19c80c95 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -22,7 +22,6 @@
 
 
 PYTHON_VERSIONS = [
-    "3.6",
     "3.7",
     "3.8",
     "3.9",
diff --git a/setup.py b/setup.py
index 255d9fa5..cb09371f 100644
--- a/setup.py
+++ b/setup.py
@@ -48,7 +48,7 @@
             "google-api-core >= 1.31.5",
         ],
     },
-    python_requires=">=3.6",
+    python_requires=">=3.7",
     classifiers=[
         "Development Status :: 5 - Production/Stable",
         "Environment :: Console",
@@ -56,7 +56,6 @@
         "License :: OSI Approved :: Apache Software License",
         "Operating System :: POSIX",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
diff --git a/testing/constraints-3.6.txt b/testing/constraints-3.6.txt
deleted file mode 100644
index 849c8e7c..00000000
--- a/testing/constraints-3.6.txt
+++ /dev/null
@@ -1,9 +0,0 @@
-# This constraints file is used to check that lower bounds
-# are correct in setup.py
-# List *all* library dependencies and extras in this file.
-# Pin the version to the lower bound.
-#
-# e.g., if setup.py has "foo >= 1.14.0, < 2.0.0dev",
-# Then this file should have foo==1.14.0
-google-api-core==1.31.5
-protobuf==3.19.0