ci: Download script_assets_test.json for Windows CI

test/download_utils.py

@@ -4,6 +4,7 @@
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or https://opensource.org/license/mit/.
 
+import sys
 import time
 import urllib.request
 
@@ -46,3 +47,19 @@ def download_from_url(url, archive):
             raise RuntimeError(f"Download incomplete: expected {total_size} bytes, got {progress_bytes} bytes")
 
     print('\n', flush=True, end="") # Flush to avoid error output on the same line.
+
+
+def download_script_assets(script_assets_dir):
+    script_assets_dir.mkdir(parents=True, exist_ok=True)
+    script_assets = script_assets_dir / "script_assets_test.json"
+    url = "https://github.com/bitcoin-core/qa-assets/raw/main/unit_test_data/script_assets_test.json"
+    try:
+        download_from_url(url, script_assets)
+    except Exception as e:
+        print(f"\nDownload failed: {e}", file=sys.stderr)
+        print("Retrying download after failure ...", file=sys.stderr)
+        time.sleep(12)
+        try:
+            download_from_url(url, script_assets)
+        except Exception as e2:
+            sys.exit(e2)