From ced5a61b0700c963522c15a24ebb018e33d44aba Mon Sep 17 00:00:00 2001
From: Phillip Cloud <417981+cpcloud@users.noreply.github.com>
Date: Mon, 6 Mar 2023 03:56:45 -0500
Subject: [PATCH] fix(polars): back compat for `concat_str` separator argument

---
 ibis/backends/polars/compiler.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/ibis/backends/polars/compiler.py b/ibis/backends/polars/compiler.py
index 5f183c835f11..ac0fd4eab41b 100644
--- a/ibis/backends/polars/compiler.py
+++ b/ibis/backends/polars/compiler.py
@@ -478,7 +478,11 @@ def string_concat(op):
 def string_join(op):
     args = [translate(arg) for arg in op.arg]
     _assert_literal(op.sep)
-    return pl.concat_str(args, sep=op.sep.value)
+    sep = op.sep.value
+    try:
+        return pl.concat_str(args, separator=sep)
+    except TypeError:  # pragma: no cover
+        return pl.concat_str(args, sep=sep)  # pragma: no cover
 
 
 @translate.register(ops.Substring)