From e3e9bc90c41dd4678a0ba92df268265d0c0b61b1 Mon Sep 17 00:00:00 2001
From: Ziyang Hu <hu.ziyang@cantab.net>
Date: Fri, 9 Jun 2023 00:09:25 +0800
Subject: [PATCH] support python tuples

---
 cozo-lib-python/src/lib.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/cozo-lib-python/src/lib.rs b/cozo-lib-python/src/lib.rs
index f5533ffb..1d1cccce 100644
--- a/cozo-lib-python/src/lib.rs
+++ b/cozo-lib-python/src/lib.rs
@@ -58,6 +58,13 @@ fn py_to_value(ob: &PyAny) -> PyResult<DataValue> {
         DataValue::Bytes(b.as_bytes().to_vec())
     } else if let Ok(b) = ob.downcast::<PyByteArray>() {
         DataValue::Bytes(unsafe { b.as_bytes() }.to_vec())
+    } else if let Ok(l) = ob.downcast::<PyTuple>() {
+        let mut coll = Vec::with_capacity(l.len());
+        for el in l {
+            let el = py_to_value(el)?;
+            coll.push(el)
+        }
+        DataValue::List(coll)
     } else if let Ok(l) = ob.downcast::<PyList>() {
         let mut coll = Vec::with_capacity(l.len());
         for el in l {