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/sqlalchemy/bit.py       | 26 ++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 .venv/lib/python3.12/site-packages/pgvector/sqlalchemy/bit.py

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

diff --git a/.venv/lib/python3.12/site-packages/pgvector/sqlalchemy/bit.py b/.venv/lib/python3.12/site-packages/pgvector/sqlalchemy/bit.py
new file mode 100644
index 00000000..0f83f3c6
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/pgvector/sqlalchemy/bit.py
@@ -0,0 +1,26 @@
+from sqlalchemy.dialects.postgresql.base import ischema_names
+from sqlalchemy.types import UserDefinedType, Float
+
+
+class BIT(UserDefinedType):
+    cache_ok = True
+
+    def __init__(self, length=None):
+        super(UserDefinedType, self).__init__()
+        self.length = length
+
+    def get_col_spec(self, **kw):
+        if self.length is None:
+            return 'BIT'
+        return 'BIT(%d)' % self.length
+
+    class comparator_factory(UserDefinedType.Comparator):
+        def hamming_distance(self, other):
+            return self.op('<~>', return_type=Float)(other)
+
+        def jaccard_distance(self, other):
+            return self.op('<%>', return_type=Float)(other)
+
+
+# for reflection
+ischema_names['bit'] = BIT
-- 
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