feat: Remove more 3.7 refs

Author: astuyve

.github/workflows/check-size.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: 3.7
+          python-version: 3.12
 
       - name: Install Crossbuild Deps
         run: |

README.md

@@ -6,7 +6,7 @@
 [![Slack](https://chat.datadoghq.com/badge.svg?bg=632CA6)](https://chat.datadoghq.com/)
 [![License](https://img.shields.io/badge/license-Apache--2.0-blue)](https://github.com/DataDog/datadog-lambda-python/blob/main/LICENSE)
 
-Datadog Lambda Library for Python (3.7, 3.8, 3.9, 3.10, 3.11, and 3.12) enables [enhanced Lambda metrics](https://docs.datadoghq.com/serverless/enhanced_lambda_metrics), [distributed tracing](https://docs.datadoghq.com/serverless/distributed_tracing), and [custom metric submission](https://docs.datadoghq.com/serverless/custom_metrics) from AWS Lambda functions.
+Datadog Lambda Library for Python (3.8, 3.9, 3.10, 3.11, and 3.12) enables [enhanced Lambda metrics](https://docs.datadoghq.com/serverless/enhanced_lambda_metrics), [distributed tracing](https://docs.datadoghq.com/serverless/distributed_tracing), and [custom metric submission](https://docs.datadoghq.com/serverless/custom_metrics) from AWS Lambda functions.
 
 ## Installation
 

pyproject.toml

@@ -16,7 +16,6 @@ packages = [
     { include = "datadog_lambda" }
 ]
 classifiers = [
-    "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
@@ -25,7 +24,7 @@ classifiers = [
 ]
 
 [tool.poetry.dependencies]
-python = ">=3.7.0,<4"
+python = ">=3.8.0,<4"
 datadog = ">=0.41.0,<1.0.0"
 wrapt = "^1.11.2"
 ddtrace = ">=2.3.1"

scripts/check_layer_size.sh

@@ -14,7 +14,7 @@ MAX_LAYER_UNCOMPRESSED_SIZE_KB=$(expr 24 \* 1024)
 
 LAYER_FILES_PREFIX="datadog_lambda_py"
 LAYER_DIR=".layers"
-VERSIONS=("3.7" "3.8" "3.9" "3.10" "3.11" "3.12")
+VERSIONS=("3.8" "3.9" "3.10" "3.11" "3.12")
 
 for version in "${VERSIONS[@]}"
 do

scripts/run_tests.sh

@@ -8,7 +8,7 @@
 # Run unit tests in Docker
 set -e
 
-PYTHON_VERSIONS=("3.7" "3.8" "3.9" "3.10" "3.11" "3.12")
+PYTHON_VERSIONS=("3.8" "3.9" "3.10" "3.11" "3.12")
 
 for python_version in "${PYTHON_VERSIONS[@]}"
 do