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/pgvector/peewee/halfvec.py       | 34 ++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 .venv/lib/python3.12/site-packages/pgvector/peewee/halfvec.py

(limited to '.venv/lib/python3.12/site-packages/pgvector/peewee/halfvec.py')

diff --git a/.venv/lib/python3.12/site-packages/pgvector/peewee/halfvec.py b/.venv/lib/python3.12/site-packages/pgvector/peewee/halfvec.py
new file mode 100644
index 00000000..deaa14da
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/pgvector/peewee/halfvec.py
@@ -0,0 +1,34 @@
+from peewee import Expression, Field
+from ..utils import HalfVector
+
+
+class HalfVectorField(Field):
+    field_type = 'halfvec'
+
+    def __init__(self, dimensions=None, *args, **kwargs):
+        self.dimensions = dimensions
+        super(HalfVectorField, self).__init__(*args, **kwargs)
+
+    def get_modifiers(self):
+        return self.dimensions and [self.dimensions] or None
+
+    def db_value(self, value):
+        return HalfVector._to_db(value)
+
+    def python_value(self, value):
+        return HalfVector._from_db(value)
+
+    def _distance(self, op, vector):
+        return Expression(lhs=self, op=op, rhs=self.to_value(vector))
+
+    def l2_distance(self, vector):
+        return self._distance('<->', vector)
+
+    def max_inner_product(self, vector):
+        return self._distance('<#>', vector)
+
+    def cosine_distance(self, vector):
+        return self._distance('<=>', vector)
+
+    def l1_distance(self, vector):
+        return self._distance('<+>', vector)
-- 
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