diff options
Diffstat (limited to 'venv/lib/python3.11/site-packages/httpx/_compat.py')
-rw-r--r-- | venv/lib/python3.11/site-packages/httpx/_compat.py | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/venv/lib/python3.11/site-packages/httpx/_compat.py b/venv/lib/python3.11/site-packages/httpx/_compat.py new file mode 100644 index 0000000..493e621 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_compat.py @@ -0,0 +1,41 @@ +""" +The _compat module is used for code which requires branching between different +Python environments. It is excluded from the code coverage checks. +""" +import ssl +import sys + +# Brotli support is optional +# The C bindings in `brotli` are recommended for CPython. +# The CFFI bindings in `brotlicffi` are recommended for PyPy and everything else. +try: + import brotlicffi as brotli +except ImportError: # pragma: no cover + try: + import brotli + except ImportError: + brotli = None + +if sys.version_info >= (3, 10) or ssl.OPENSSL_VERSION_INFO >= (1, 1, 0, 7): + + def set_minimum_tls_version_1_2(context: ssl.SSLContext) -> None: + # The OP_NO_SSL* and OP_NO_TLS* become deprecated in favor of + # 'SSLContext.minimum_version' from Python 3.7 onwards, however + # this attribute is not available unless the ssl module is compiled + # with OpenSSL 1.1.0g or newer. + # https://docs.python.org/3.10/library/ssl.html#ssl.SSLContext.minimum_version + # https://docs.python.org/3.7/library/ssl.html#ssl.SSLContext.minimum_version + context.minimum_version = ssl.TLSVersion.TLSv1_2 + +else: + + def set_minimum_tls_version_1_2(context: ssl.SSLContext) -> None: + # If 'minimum_version' isn't available, we configure these options with + # the older deprecated variants. + context.options |= ssl.OP_NO_SSLv2 + context.options |= ssl.OP_NO_SSLv3 + context.options |= ssl.OP_NO_TLSv1 + context.options |= ssl.OP_NO_TLSv1_1 + + +__all__ = ["brotli", "set_minimum_tls_version_1_2"] |