Merge pull request #12175 from illia-v/drop-securetransport

news/12175.removal.rst

@@ -0,0 +1 @@
+Drop a fallback to using SecureTransport on macOS. It was useful when pip detected OpenSSL older than 1.0.1, but the current pip does not support any Python version supporting such old OpenSSL versions.

src/pip/_internal/__init__.py

@@ -1,6 +1,5 @@
 from typing import List, Optional
 
-import pip._internal.utils.inject_securetransport  # noqa
 from pip._internal.utils import _log
 
 # init_logging() must be called before any call to logging.getLogger()

src/pip/_internal/utils/inject_securetransport.py

@@ -1,35 +0,0 @@
-"""A helper module that injects SecureTransport, on import.
-
-The import should be done as early as possible, to ensure all requests and
-sessions (or whatever) are created after injecting SecureTransport.
-
-Note that we only do the injection on macOS, when the linked OpenSSL is too
-old to handle TLSv1.2.
-"""
-
-import sys
-
-
-def inject_securetransport() -> None:
-    # Only relevant on macOS
-    if sys.platform != "darwin":
-        return
-
-    try:
-        import ssl
-    except ImportError:
-        return
-
-    # Checks for OpenSSL 1.0.1
-    if ssl.OPENSSL_VERSION_NUMBER >= 0x1000100F:
-        return
-
-    try:
-        from pip._vendor.urllib3.contrib import securetransport
-    except (ImportError, OSError):
-        return
-
-    securetransport.inject_into_urllib3()
-
-
-inject_securetransport()