Drop support for 3.7 and fix tests (#356)

Author: kezhenxu94

.github/workflows/CI.yaml

@@ -125,7 +125,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix: # may support pypy in the future
-        python-version: [ "3.7-slim", "3.8-slim", "3.9-slim", "3.10-slim", "3.11-slim" ]
+        python-version: [ "3.8-slim", "3.9-slim", "3.10-slim", "3.11-slim" ]
       fail-fast: false
     env:
       BASE_PYTHON_IMAGE: ${{ matrix.python-version }}
@@ -157,7 +157,7 @@ jobs:
     timeout-minutes: 20
     strategy:
       matrix:
-        python-version: [ "3.7", "3.8", "3.9", "3.10", "3.11" ]
+        python-version: [ "3.8", "3.9", "3.10", "3.11" ]
         test-path: ${{fromJson(needs.prep-plugin-and-unit-tests.outputs.matrix)}}
       fail-fast: false
     env:
@@ -167,6 +167,15 @@ jobs:
         uses: actions/checkout@v3
         with:
           submodules: true
+      - name: Install docker-compose
+        shell: bash
+        if: runner.os != 'Windows'
+        run: |
+          if ! command docker-compose 2>&1 > /dev/null; then
+            echo "Installing docker-compose"
+            sudo curl -L "https://github.com/docker/compose/releases/download/1.29.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
+            sudo chmod +x /usr/local/bin/docker-compose
+          fi
       - name: Pull SkyWalking Python agent base image
         uses: actions/download-artifact@v3
         with:
@@ -195,7 +204,7 @@ jobs:
     timeout-minutes: 10
     strategy:
       matrix:
-        python-image-variant: [ "3.7-slim", "3.8-slim", "3.9-slim", "3.10-slim", "3.11-slim" ]
+        python-image-variant: [ "3.8-slim", "3.9-slim", "3.10-slim", "3.11-slim" ]
       fail-fast: false
     env:
       BASE_PYTHON_IMAGE: ${{ matrix.python-image-variant }}
@@ -226,7 +235,7 @@ jobs:
     timeout-minutes: 20
     strategy:
       matrix:
-        python-image-variant: [ "3.7-slim", "3.8-slim", "3.9-slim", "3.10-slim", "3.11-slim" ]
+        python-image-variant: [ "3.8-slim", "3.9-slim", "3.10-slim", "3.11-slim" ]
         case:
           - name: gRPC-single-process
             path: tests/e2e/case/grpc/single/e2e.yaml
@@ -264,7 +273,7 @@ jobs:
       - name: Load docker images
         run: find docker-images -name "*.tar" -exec docker load -i {} \;
       - name: Run E2E Tests
-        uses: apache/skywalking-infra-e2e@2f20482135ba3a933bc0bb48c41f538ad1aa3048
+        uses: apache/skywalking-infra-e2e@cf589b4a0b9f8e6f436f78e9cfd94a1ee5494180
         with:
           log-dir: /tmp/e2e-logs
           e2e-file: ${{ matrix.case.path }}

Makefile

@@ -97,7 +97,7 @@ license: clean
 .PHONY: test
 test: env
 	sudo apt-get -y install jq
-	docker build --build-arg BASE_PYTHON_IMAGE=3.7-slim -t apache/skywalking-python-agent:latest-plugin --no-cache . -f tests/plugin/Dockerfile.plugin
+	docker build --build-arg BASE_PYTHON_IMAGE=3.8-slim -t apache/skywalking-python-agent:latest-plugin --no-cache . -f tests/plugin/Dockerfile.plugin
 	poetry run pytest -v $(bash tests/gather_test_paths.sh)
 
 .PHONY: package

README.md

@@ -31,7 +31,7 @@
 
 ## Installation Requirements
 
-SkyWalking Python Agent requires [Apache SkyWalking 8.0+](https://skywalking.apache.org/downloads/#SkyWalkingAPM) and Python 3.7+.
+SkyWalking Python Agent requires [Apache SkyWalking 8.0+](https://skywalking.apache.org/downloads/#SkyWalkingAPM) and Python 3.8+.
 
 > If you would like to try out the latest features that are not released yet, please refer to this [guide](docs/en/setup/faq/How-to-build-from-sources.md) to build from sources.
 

docker/Makefile

@@ -21,36 +21,30 @@ D := docker
 
 P := grpc http kafka
 
-TARGETS := py3.7 py3.8 py3.9 py3.10 py3.7-slim py3.8-slim py3.9-slim py3.10-slim
+TARGETS := py3.8 py3.9 py3.10 py3.8-slim py3.9-slim py3.10-slim
 
-py3.7: BASE_PYTHON_IMAGE = python:3.7
 py3.8: BASE_PYTHON_IMAGE = python:3.8
 py3.9: BASE_PYTHON_IMAGE = python:3.9
 py3.10: BASE_PYTHON_IMAGE = python:3.10
 py3.11: BASE_PYTHON_IMAGE = python:3.11
-py3.7-slim: BASE_PYTHON_IMAGE = python:3.7-slim
 py3.8-slim: BASE_PYTHON_IMAGE = python:3.8-slim
 py3.9-slim: BASE_PYTHON_IMAGE = python:3.9-slim
 py3.10-slim: BASE_PYTHON_IMAGE = python:3.10-slim
 py3.11-slim: BASE_PYTHON_IMAGE = python:3.11-slim
 
-push-py3.7: BASE_PYTHON_IMAGE = python:3.7
 push-py3.8: BASE_PYTHON_IMAGE = python:3.8
 push-py3.9: BASE_PYTHON_IMAGE = python:3.9
 push-py3.10: BASE_PYTHON_IMAGE = python:3.10
 push-py3.11: BASE_PYTHON_IMAGE = python:3.11
-push-py3.7-slim: BASE_PYTHON_IMAGE = python:3.7-slim
 push-py3.8-slim: BASE_PYTHON_IMAGE = python:3.8-slim
 push-py3.9-slim: BASE_PYTHON_IMAGE = python:3.9-slim
 push-py3.10-slim: BASE_PYTHON_IMAGE = python:3.10-slim
 push-py3.11-slim: BASE_PYTHON_IMAGE = python:3.11-slim
 
-push-py3.7: BUILDER_PYTHON_IMAGE = python:3.7
 push-py3.8: BUILDER_PYTHON_IMAGE = python:3.8
 push-py3.9: BUILDER_PYTHON_IMAGE = python:3.9
 push-py3.10: BUILDER_PYTHON_IMAGE = python:3.10
 push-py3.11: BUILDER_PYTHON_IMAGE = python:3.11
-push-py3.7-slim: BUILDER_PYTHON_IMAGE = python:3.7
 push-py3.8-slim: BUILDER_PYTHON_IMAGE = python:3.8
 push-py3.9-slim: BUILDER_PYTHON_IMAGE = python:3.9
 push-py3.10-slim: BUILDER_PYTHON_IMAGE = python:3.10

docs/en/contribution/Developer.md

@@ -28,7 +28,7 @@ Once you have `make` ready, run `make env`, this will automatically install the
 Note: Make sure you have `python3` aliased to `python` available on Windows computers instead of pointing to the Microsoft app store.
 
 ### Switching between Multiple Python Versions
-Do not develop/test on Python < 3.7, since Poetry and some other functionalities we implement rely on Python 3.7+
+Do not develop/test on Python < 3.8, since Poetry and some other functionalities we implement rely on Python 3.8+
 
 If you would like to test on multiple Python versions, run the following to switch and recreate virtual environment:
 #### Without Python Version Tools
@@ -48,4 +48,4 @@ Or try: `virtualenvs.prefer-active-python`, which is an experimental poetry feat
 automatically follow environment.
 
 # Next
-Refer to the [Plugin Development Guide](How-to-develop-plugin.md) to learn how to build a new plugin for a library.
+Refer to the [Plugin Development Guide](How-to-develop-plugin.md) to learn how to build a new plugin for a library.

docs/en/setup/Container.md

@@ -4,7 +4,7 @@
 source**
 
 This image hosts the SkyWalking Python agent package on top of official Python base images (full & slim) providing support from 
-Python 3.7 - 3.11.
+Python 3.8 - 3.11.
 
 ## How to use this image
 

docs/en/setup/Installation.md

@@ -1,6 +1,6 @@
 ## Installation
 
-**SkyWalking Python agent requires SkyWalking 8.0+ and Python 3.7+**
+**SkyWalking Python agent requires SkyWalking 8.0+ and Python 3.8+**
 
 You can install the SkyWalking Python agent via various ways described next.
 

docs/en/setup/Plugins.md

@@ -13,7 +13,7 @@ or a limitation of SkyWalking auto-instrumentation (welcome to contribute!)
 ### Plugin Support Table
 | Library | Python Version - Lib Version | Plugin Name |
 | :--- | :--- | :--- |
-| [aiohttp](https://docs.aiohttp.org) | Python >=3.7 - ['3.7.*'];  | `sw_aiohttp` |
+| [aiohttp](https://docs.aiohttp.org) | Python >=3.8 - NOT SUPPORTED YET;  | `sw_aiohttp` |
 | [aioredis](https://aioredis.readthedocs.io/) | Python >=3.7 - ['2.0.*'];  | `sw_aioredis` |
 | [aiormq](https://pypi.org/project/aiormq/) | Python >=3.7 - ['6.3', '6.4'];  | `sw_aiormq` |
 | [amqp](https://pypi.org/project/amqp/) | Python >=3.7 - ['2.6.1'];  | `sw_amqp` |

docs/en/setup/faq/How-to-build-from-sources.md

@@ -3,7 +3,7 @@
 **Download the source tar from the [official website](http://skywalking.apache.org/downloads/), 
 and run the following commands to build from source**
 
-**Make sure you have Python 3.7+ and the `python3` command available**
+**Make sure you have Python 3.8+ and the `python3` command available**
 
 ```shell
 $ tar -zxf skywalking-python-src-<version>.tgz