Drop support for and remove references to EOL Python 3.6 (#11683)

* remove reference in comments to python3.6

* upgrade tox python env in script

* bump python version in example for completeness

* upgrade python version requirement in setup doc

* upgrade necessary python version in __init__.py

* upgrade python version in setup.py

* newsfragment

* drops refs to bionic and replace with focal

* bump refs to postgres 9.6 to 10

* fix hanging ci

* try installing tzdata first

* revert change made in b979f336

* ignore new random mypy error while debugging other error

* fix lint error for temporary workaround

* revert change to install list

* try passing env var

* export debian frontend var?

* move line and add comment

* bump pillow dependency

* bump lxml depenency

* install libjpeg-dev for pillow

* bump automat version to one compatible with py3.8

* add libwebp for pillow

* bump twisted trunk python version

* change suffix of newsfragment

* remove redundant python 3.7 checks

* lint
This commit is contained in:
Shay 2022-01-21 14:23:26 -08:00 committed by GitHub
parent f8cf02b200
commit 9006ee36d1
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13 changed files with 25 additions and 28 deletions

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@ -1,12 +1,14 @@
#!/usr/bin/env bash
# this script is run by GitHub Actions in a plain `bionic` container; it installs the
# this script is run by GitHub Actions in a plain `focal` container; it installs the
# minimal requirements for tox and hands over to the py3-old tox environment.
# Prevent tzdata from asking for user input
export DEBIAN_FRONTEND=noninteractive
set -ex
apt-get update
apt-get install -y python3 python3-dev python3-pip libxml2-dev libxslt-dev xmlsec1 zlib1g-dev tox
apt-get install -y python3 python3-dev python3-pip libxml2-dev libxslt-dev xmlsec1 zlib1g-dev tox libjpeg-dev libwebp-dev
export LANG="C.UTF-8"

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@ -141,7 +141,7 @@ jobs:
steps:
- uses: actions/checkout@v2
- name: Test with old deps
uses: docker://ubuntu:bionic # For old python and sqlite
uses: docker://ubuntu:focal # For old python and sqlite
with:
workdir: /github/workspace
entrypoint: .ci/scripts/test_old_deps.sh
@ -213,15 +213,15 @@ jobs:
fail-fast: false
matrix:
include:
- sytest-tag: bionic
- sytest-tag: focal
- sytest-tag: bionic
- sytest-tag: focal
postgres: postgres
- sytest-tag: testing
postgres: postgres
- sytest-tag: bionic
- sytest-tag: focal
postgres: multi-postgres
workers: workers

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@ -25,7 +25,7 @@ jobs:
- run: sudo apt-get -qq install xmlsec1
- uses: actions/setup-python@v2
with:
python-version: 3.6
python-version: 3.7
- run: .ci/patch_for_twisted_trunk.sh
- run: pip install tox
- run: tox -e py

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@ -0,0 +1 @@
Drop support for Python 3.6, which is EOL.

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@ -1,6 +1,6 @@
# Use the Sytest image that comes with a lot of the build dependencies
# pre-installed
FROM matrixdotorg/sytest:bionic
FROM matrixdotorg/sytest:focal
# The Sytest image doesn't come with python, so install that
RUN apt-get update && apt-get -qq install -y python3 python3-dev python3-pip

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@ -16,4 +16,4 @@ sudo -u postgres /usr/lib/postgresql/10/bin/pg_ctl -w -D /var/lib/postgresql/dat
# Run the tests
cd /src
export TRIAL_FLAGS="-j 4"
tox --workdir=./.tox-pg-container -e py36-postgres "$@"
tox --workdir=./.tox-pg-container -e py37-postgres "$@"

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@ -16,6 +16,6 @@ It returns a JSON body like the following:
```json
{
"server_version": "0.99.2rc1 (b=develop, abcdef123)",
"python_version": "3.6.8"
"python_version": "3.7.8"
}
```

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@ -150,7 +150,7 @@ setup(
zip_safe=False,
long_description=long_description,
long_description_content_type="text/x-rst",
python_requires="~=3.6",
python_requires="~=3.7",
entry_points={
"console_scripts": [
"synapse_homeserver = synapse.app.homeserver:main",

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@ -21,8 +21,8 @@ import os
import sys
# Check that we're not running on an unsupported Python version.
if sys.version_info < (3, 6):
print("Synapse requires Python 3.6 or above.")
if sys.version_info < (3, 7):
print("Synapse requires Python 3.7 or above.")
sys.exit(1)
# Twisted and canonicaljson will fail to import when this file is executed to

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@ -16,7 +16,6 @@ import atexit
import gc
import logging
import os
import platform
import signal
import socket
import sys
@ -468,15 +467,11 @@ async def start(hs: "HomeServer") -> None:
# everything currently allocated are things that will be used for the
# rest of time. Doing so means less work each GC (hopefully).
#
# This only works on Python 3.7
if platform.python_implementation() == "CPython" and sys.version_info >= (3, 7):
gc.collect()
gc.freeze()
# Speed up shutdowns by freezing all allocated objects. This moves everything
# into the permanent generation and excludes them from the final GC.
# Unfortunately only works on Python 3.7
if platform.python_implementation() == "CPython" and sys.version_info >= (3, 7):
atexit.register(gc.freeze)

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@ -70,7 +70,7 @@ REQUIREMENTS = [
"pyasn1>=0.1.9",
"pyasn1-modules>=0.0.7",
"bcrypt>=3.1.0",
"pillow>=4.3.0",
"pillow>=5.4.0",
"sortedcontainers>=1.4.4",
"pymacaroons>=0.13.0",
"msgpack>=0.5.2",
@ -107,7 +107,7 @@ CONDITIONAL_REQUIREMENTS = {
# `systemd.journal.JournalHandler`, as is documented in
# `contrib/systemd/log_config.yaml`.
"systemd": ["systemd-python>=231"],
"url_preview": ["lxml>=3.5.0"],
"url_preview": ["lxml>=4.2.0"],
"sentry": ["sentry-sdk>=0.7.2"],
"opentracing": ["jaeger-client>=4.0.0", "opentracing>=2.2.0"],
"jwt": ["pyjwt>=1.6.4"],

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@ -46,8 +46,8 @@ class PostgresEngine(BaseDatabaseEngine):
self._version = db_conn.server_version
# Are we on a supported PostgreSQL version?
if not allow_outdated_version and self._version < 90600:
raise RuntimeError("Synapse requires PostgreSQL 9.6 or above.")
if not allow_outdated_version and self._version < 100000:
raise RuntimeError("Synapse requires PostgreSQL 10 or above.")
with db_conn.cursor() as txn:
txn.execute("SHOW SERVER_ENCODING")

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@ -117,8 +117,7 @@ usedevelop=true
skip_install = true
usedevelop = false
deps =
# Old automat version for Twisted
Automat == 0.3.0
Automat == 0.8.0
lxml
{[base]deps}