From 40c6fae3ae7f76e90ac72b03aa0c81bb7893f77e Mon Sep 17 00:00:00 2001
From: James Butler <james.butler@revvity.com>
Date: Sat, 7 Dec 2024 09:52:49 -0500
Subject: [PATCH] Drop support for python 3.7

Python 3.7 went end-of-life on June 27th 2023. See https://endoflife.date/python.

There is not a Python 3.7 for arm64 using the macos-latest runner for light-the-torch tests.yml workflow.
---
 .github/actions/setup-dev-env/action.yml | 2 +-
 .github/workflows/tests.yml              | 1 -
 light_the_torch/_compat.py               | 8 --------
 light_the_torch/_utils.py                | 2 +-
 pyproject.toml                           | 4 +---
 scripts/check_pytorch_package_indices.py | 1 -
 6 files changed, 3 insertions(+), 15 deletions(-)
 delete mode 100644 light_the_torch/_compat.py

diff --git a/.github/actions/setup-dev-env/action.yml b/.github/actions/setup-dev-env/action.yml
index 146a3d2..8242f18 100644
--- a/.github/actions/setup-dev-env/action.yml
+++ b/.github/actions/setup-dev-env/action.yml
@@ -3,7 +3,7 @@ description: "Setup development environment"
 
 inputs:
   python-version:
-    default: "3.7"
+    default: "3.8"
 
 runs:
   using: composite
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 4fdee7f..93347c3 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -31,7 +31,6 @@ jobs:
           - windows-latest
           - macos-latest
         python-version:
-          - "3.7"
           - "3.8"
           - "3.9"
           - "3.10"
diff --git a/light_the_torch/_compat.py b/light_the_torch/_compat.py
deleted file mode 100644
index 7aeb237..0000000
--- a/light_the_torch/_compat.py
+++ /dev/null
@@ -1,8 +0,0 @@
-import sys
-
-if sys.version_info >= (3, 8):
-    import importlib.metadata as importlib_metadata
-else:
-    import importlib_metadata
-
-__all__ = ["importlib_metadata"]
diff --git a/light_the_torch/_utils.py b/light_the_torch/_utils.py
index ae37c8d..71a3725 100644
--- a/light_the_torch/_utils.py
+++ b/light_the_torch/_utils.py
@@ -8,7 +8,7 @@
 
 from pip._vendor.packaging.requirements import Requirement
 
-from ._compat import importlib_metadata
+import importlib.metadata as importlib_metadata
 
 
 class UnexpectedInternalError(Exception):
diff --git a/pyproject.toml b/pyproject.toml
index 082f87a..3d631f4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,6 @@ classifiers = [
     "Environment :: GPU :: NVIDIA CUDA",
     "Intended Audience :: Developers",
     "License :: OSI Approved :: BSD License",
-    "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
@@ -34,10 +33,9 @@ classifiers = [
     "Topic :: System :: Installation/Setup",
     "Topic :: Utilities",
 ]
-requires-python = ">= 3.7"
+requires-python = ">= 3.8"
 dependencies = [
     "pip >=22.3, <23.3",
-    "importlib_metadata ; python_version < '3.8'",
 ]
 dynamic = ["version"]
 
diff --git a/scripts/check_pytorch_package_indices.py b/scripts/check_pytorch_package_indices.py
index b808c68..d1c181b 100755
--- a/scripts/check_pytorch_package_indices.py
+++ b/scripts/check_pytorch_package_indices.py
@@ -23,7 +23,6 @@
     "torchrec",
     "torchrec-cpu",
     "torchrec_nightly",
-    "torchrec_nightly_3.7_cu11.whl",
     "torchrec_nightly_3.8_cu11.whl",
     "torchrec_nightly_3.9_cu11.whl",
     "torchrec_nightly_cpu",