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

---
 .../site-packages/pip/_internal/utils/retry.py     | 42 ++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 .venv/lib/python3.12/site-packages/pip/_internal/utils/retry.py

(limited to '.venv/lib/python3.12/site-packages/pip/_internal/utils/retry.py')

diff --git a/.venv/lib/python3.12/site-packages/pip/_internal/utils/retry.py b/.venv/lib/python3.12/site-packages/pip/_internal/utils/retry.py
new file mode 100644
index 00000000..abfe0728
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/pip/_internal/utils/retry.py
@@ -0,0 +1,42 @@
+import functools
+from time import perf_counter, sleep
+from typing import Callable, TypeVar
+
+from pip._vendor.typing_extensions import ParamSpec
+
+T = TypeVar("T")
+P = ParamSpec("P")
+
+
+def retry(
+    wait: float, stop_after_delay: float
+) -> Callable[[Callable[P, T]], Callable[P, T]]:
+    """Decorator to automatically retry a function on error.
+
+    If the function raises, the function is recalled with the same arguments
+    until it returns or the time limit is reached. When the time limit is
+    surpassed, the last exception raised is reraised.
+
+    :param wait: The time to wait after an error before retrying, in seconds.
+    :param stop_after_delay: The time limit after which retries will cease,
+        in seconds.
+    """
+
+    def wrapper(func: Callable[P, T]) -> Callable[P, T]:
+
+        @functools.wraps(func)
+        def retry_wrapped(*args: P.args, **kwargs: P.kwargs) -> T:
+            # The performance counter is monotonic on all platforms we care
+            # about and has much better resolution than time.monotonic().
+            start_time = perf_counter()
+            while True:
+                try:
+                    return func(*args, **kwargs)
+                except Exception:
+                    if perf_counter() - start_time > stop_after_delay:
+                        raise
+                    sleep(wait)
+
+        return retry_wrapped
+
+    return wrapper
-- 
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