Drop support for Python 3.7 (#2813)

* Drop Python 3.7 support

* Fix lint

* Changelog

.github/workflows/publish.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: "actions/checkout@v3"
       - uses: "actions/setup-python@v4"
         with:
-          python-version: 3.7
+          python-version: 3.8
       - name: "Install dependencies"
         run: "scripts/install"
       - name: "Build package & docs"

.github/workflows/test-suite.yml

@@ -14,7 +14,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11"]
 
     steps:
       - uses: "actions/checkout@v3"

CHANGELOG.md

@@ -6,6 +6,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## Unreleased
 
+### Removed
+
+* Drop support for Python 3.7. (#2813)
+
 ### Added
 
 * Add `socket_options` argument to `httpx.HTTPTransport` and `httpx.AsyncHTTPTransport` classes. (#2716)

README.md

@@ -103,7 +103,7 @@ Or, to include the optional HTTP/2 support, use:
 $ pip install httpx[http2]
 ```
 
-HTTPX requires Python 3.7+.
+HTTPX requires Python 3.8+.
 
 ## Documentation
 

README_chinese.md

@@ -101,7 +101,7 @@ $ pip install httpx
 $ pip install httpx[http2]
 ```
 
-HTTPX 要求 Python 3.7+ 版本。
+HTTPX 要求 Python 3.8+ 版本。
 
 ## 文档
 

docs/index.md

@@ -144,6 +144,6 @@ To include the optional brotli decoder support, use:
 $ pip install httpx[brotli]
 ```
 
-HTTPX requires Python 3.7+
+HTTPX requires Python 3.8+
 
 [sync-support]: https://github.com/encode/httpx/issues/572

httpx/_compat.py

@@ -17,7 +17,7 @@
         brotli = None
 
 if sys.version_info >= (3, 10) or (
-    sys.version_info >= (3, 7) and ssl.OPENSSL_VERSION_INFO >= (1, 1, 0, 7)
+    sys.version_info >= (3, 8) and ssl.OPENSSL_VERSION_INFO >= (1, 1, 0, 7)
 ):
 
     def set_minimum_tls_version_1_2(context: ssl.SSLContext) -> None:

pyproject.toml

@@ -6,7 +6,7 @@ build-backend = "hatchling.build"
 name = "httpx"
 description = "The next generation HTTP client."
 license = "BSD-3-Clause"
-requires-python = ">=3.7"
+requires-python = ">=3.8"
 authors = [
     { name = "Tom Christie", email = "tom@tomchristie.com" },
 ]
@@ -20,7 +20,6 @@ classifiers = [
     "Operating System :: OS Independent",
     "Programming Language :: Python :: 3",
     "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",

tests/test_config.py

@@ -1,6 +1,5 @@
 import os
 import ssl
-import sys
 from pathlib import Path
 
 import certifi
@@ -176,28 +175,26 @@ def test_timeout_repr():
     not hasattr(ssl.SSLContext, "keylog_filename"),
     reason="requires OpenSSL 1.1.1 or higher",
 )
-@pytest.mark.skipif(sys.version_info < (3, 8), reason="requires python3.8 or higher")
 def test_ssl_config_support_for_keylog_file(tmpdir, monkeypatch):  # pragma: no cover
-    if sys.version_info > (3, 8):
-        with monkeypatch.context() as m:
-            m.delenv("SSLKEYLOGFILE", raising=False)
+    with monkeypatch.context() as m:
+        m.delenv("SSLKEYLOGFILE", raising=False)
 
-            context = httpx.create_ssl_context(trust_env=True)
+        context = httpx.create_ssl_context(trust_env=True)
 
-            assert context.keylog_filename is None
+        assert context.keylog_filename is None
 
-        filename = str(tmpdir.join("test.log"))
+    filename = str(tmpdir.join("test.log"))
 
-        with monkeypatch.context() as m:
-            m.setenv("SSLKEYLOGFILE", filename)
+    with monkeypatch.context() as m:
+        m.setenv("SSLKEYLOGFILE", filename)
 
-            context = httpx.create_ssl_context(trust_env=True)
+        context = httpx.create_ssl_context(trust_env=True)
 
-            assert context.keylog_filename == filename
+        assert context.keylog_filename == filename
 
-            context = httpx.create_ssl_context(trust_env=False)
+        context = httpx.create_ssl_context(trust_env=False)
 
-            assert context.keylog_filename is None
+        assert context.keylog_filename is None
 
 
 def test_proxy_from_url():