From 4a52a71956a8d46fcb7294ac71734504bb09bcc2 Mon Sep 17 00:00:00 2001
From: S. Solomon Darnell
Date: Fri, 28 Mar 2025 21:52:21 -0500
Subject: two version of R2R are here

---
 .venv/lib/python3.12/site-packages/hpack/struct.py | 50 ++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 .venv/lib/python3.12/site-packages/hpack/struct.py

(limited to '.venv/lib/python3.12/site-packages/hpack/struct.py')

diff --git a/.venv/lib/python3.12/site-packages/hpack/struct.py b/.venv/lib/python3.12/site-packages/hpack/struct.py
new file mode 100644
index 00000000..420c634c
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/hpack/struct.py
@@ -0,0 +1,50 @@
+"""
+Contains structures for representing header fields with associated metadata.
+"""
+from __future__ import annotations
+
+from typing import TYPE_CHECKING, Any
+
+if TYPE_CHECKING:
+    from typing_extensions import Self, TypeAlias  # pragma: no cover
+
+
+class HeaderTuple(tuple[bytes, bytes]):
+    """
+    A data structure that stores a single header field.
+
+    HTTP headers can be thought of as tuples of ``(field name, field value)``.
+    A single header block is a sequence of such tuples.
+
+    In HTTP/2, however, certain bits of additional information are required for
+    compressing these headers: in particular, whether the header field can be
+    safely added to the HPACK compression context.
+
+    This class stores a header that can be added to the compression context. In
+    all other ways it behaves exactly like a tuple.
+    """
+
+    __slots__ = ()
+
+    indexable = True
+
+    def __new__(cls, *args: Any) -> Self:
+        return tuple.__new__(cls, args)
+
+
+class NeverIndexedHeaderTuple(HeaderTuple):
+    """
+    A data structure that stores a single header field that cannot be added to
+    a HTTP/2 header compression context.
+    """
+
+    __slots__ = ()
+
+    indexable = False
+
+    def __new__(cls, *args: Any) -> Self:
+        return tuple.__new__(cls, args)
+
+
+Header: TypeAlias = "HeaderTuple | NeverIndexedHeaderTuple | tuple[bytes, bytes]"
+HeaderWeaklyTyped: TypeAlias = "HeaderTuple | NeverIndexedHeaderTuple | tuple[bytes | str, bytes | str]"
-- 
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