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-rw-r--r--src/pip/_vendor/rich/_pick.py17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/pip/_vendor/rich/_pick.py b/src/pip/_vendor/rich/_pick.py
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index 000000000..4f6d8b2d7
--- /dev/null
+++ b/src/pip/_vendor/rich/_pick.py
@@ -0,0 +1,17 @@
+from typing import Optional
+
+
+def pick_bool(*values: Optional[bool]) -> bool:
+ """Pick the first non-none bool or return the last value.
+
+ Args:
+ *values (bool): Any number of boolean or None values.
+
+ Returns:
+ bool: First non-none boolean.
+ """
+ assert values, "1 or more values required"
+ for value in values:
+ if value is not None:
+ return value
+ return bool(value)