chore: drop Python 3.7 & 3.8 support

Signed-off-by: Rongrong <[email protected]>

.github/workflows/rough-test.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        version: [ '3.7', '3.8', '3.9', '3.10', '3.11' ]
+        version: [ '3.9', '3.10', '3.11' ]
         os: [ ubuntu-latest, macos-latest, windows-latest ]
     name: Python ${{ matrix.version }} on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}

docs/deployment-guide.md

@@ -91,12 +91,12 @@ _Please note that if you deploy RSStT without using the above buttons, you must
 
 > RSStT is tested only under the recommended system requirements.
 
-|                      | **Minimum**               | **Recommended** |
-|----------------------|---------------------------|-----------------|
-| **Operating system** | Linux, Windows, macOS     | Linux           |
-| **Architecture**     | x86_64, arm64             | x86_64          |
-| **Python**           | 3.7 (x86_64), 3.8 (arm64) | 3.9, 3.10       |
-| **Free memory**      | 128MB                     | \> 384MB        |
+|                      | **Minimum**           | **Recommended** |
+|----------------------|-----------------------|-----------------|
+| **Operating system** | Linux, Windows, macOS | Linux           |
+| **Architecture**     | x86_64, arm64         | x86_64          |
+| **Python**           | 3.9                   | 3.11            |
+| **Free memory**      | 128MB                 | \> 384MB        |
 
 ### Prerequisites
 

requirements.txt

@@ -11,11 +11,9 @@ beautifulsoup4==4.12.2
 lxml==4.9.3
 rapidfuzz==3.2.0
 emoji==2.8.0
-minify-html==0.6.10; python_version<="3.7"  # 0.6.10 for Python 3.7 (amd64 only)
-minify-html==0.10.8; python_version>="3.8"  # Python 3.8+ (aarch64/amd64 only)
-minify-html-onepass==0.10.8; python_version>="3.8"  # Python 3.8+ (aarch64/amd64 only)
-matplotlib==3.5.3; python_version<="3.7"
-matplotlib==3.7.2; python_version>="3.8"
+minify-html==0.10.8
+minify-html-onepass==0.10.8
+matplotlib==3.7.2
 
 # db
 asyncpg==0.28.0
@@ -39,4 +37,4 @@ asyncstdlib==3.10.9
 cachetools==5.3.1
 CJKwrap==2.2
 typing-extensions==4.7.1
-uvloop==0.17.0; python_version>="3.7" and sys_platform!='win32' and sys_platform!='cygwin' and sys_platform!='cli'
+uvloop==0.17.0; sys_platform!='win32' and sys_platform!='cygwin' and sys_platform!='cli'

setup.cfg

@@ -23,8 +23,6 @@ classifiers =
     Operating System :: Microsoft :: Windows
     Operating System :: MacOS
     Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.7
-    Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
@@ -38,7 +36,7 @@ install_requires = requirements.txt
 
 [options]
 zip_safe = False
-python_requires = >=3.7
+python_requires = >=3.9
 
 [options.package_data]
 * = *.json, *.opml, *.sql, *.txt

src/compat.py

@@ -1,11 +1,10 @@
-"""Containing something makes the bot compatible with Python 3.7 ~ 3.10, ThreadPoolExecutor/ProcessPoolExecutor."""
 from __future__ import annotations
 
 import sys
 
 _version_info = sys.version_info
-if _version_info < (3, 7):
-    raise RuntimeError("This bot requires Python 3.7 or later")
+if _version_info < (3, 9):
+    raise RuntimeError("This bot requires Python 3.9 or later")
 
 from typing import Callable
 
@@ -24,7 +23,7 @@
 import ssl
 from contextlib import AbstractContextManager, AbstractAsyncContextManager, suppress
 
-# backport `contextlib.nullcontext` for Python 3.7 ~ 3.9
+# backport `contextlib.nullcontext` for Python 3.9
 if _version_info[1] >= 10:
     # noinspection PyUnresolvedReferences
     from contextlib import nullcontext
@@ -121,8 +120,6 @@ def parsing_utils_html_validator_minify(html: str) -> str:
     if (
             minify_html_onepass is None  # requires minify-html-onepass to workaround upstream issue
             or
-            _version_info[1] < 8  # minify-html >0.6.10 requires Python 3.8+
-            or
             contains_sr_only  # clear sr-only first, otherwise minify-html cannot strip spaces around them
     ):
         html = _parsing_utils_html_validator_minify_preprocess(html, contains_sr_only)

src/parsing/html_node.py

@@ -1,12 +1,12 @@
 from __future__ import annotations
-from typing import Optional, Union, List
+from typing import Optional, Union
 
 from url_normalize import url_normalize
 
 __all__ = ["HtmlTree", "Text", "Link", "Bold", "Italic", "Underline", "Strike", "Code", "Pre", "Br", "Hr",
            "ListItem", "OrderedList", "UnorderedList", "TypeTextContent"]
 
-TypeTextContent = Union["Text", str, List["Text"]]  # list["SomeType"] not compatible with Python 3.7
+TypeTextContent = Union["Text", str, list["Text"]]
 
 
 class Text: