From 7a7d619e64314a18c2b27c221df3e71b2df5a200 Mon Sep 17 00:00:00 2001
From: ducklet <ducklet@noreply.code.dumpr.org>
Date: Sat, 4 Feb 2023 13:18:46 +0100
Subject: [PATCH] IMDb import: fix assertion

We should only assert where we know the result, here the input file
could just as well be empty.
---
 unwind/imdb_import.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/unwind/imdb_import.py b/unwind/imdb_import.py
index bccb18a..705db2f 100644
--- a/unwind/imdb_import.py
+++ b/unwind/imdb_import.py
@@ -198,7 +198,9 @@ async def import_from_file(*, basics_path: Path, ratings_path: Path):
 
     log.info("💾 Importing movies ...")
     total = count_lines(basics_path)
-    assert total != 0
+    log.debug("Found %i movies.", total)
+    if total == 0:
+        raise RuntimeError(f"No movies found.")
     perc_next_report = 0.0
     perc_step = 0.1