From df17ae536ccbd5e809cd6501b6f80d8d6f8aa937 Mon Sep 17 00:00:00 2001
From: Sven Augustin <sven.augustin@psi.ch>
Date: Thu, 3 Oct 2024 11:03:55 +0200
Subject: [PATCH] numpy arrays do not like to be treated as booleans

---
 dap/worker.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dap/worker.py b/dap/worker.py
index 4904952..63fdca3 100644
--- a/dap/worker.py
+++ b/dap/worker.py
@@ -92,7 +92,7 @@ def work(backend_address, accumulator_host, accumulator_port, visualisation_host
 
         image = jfdata.process(raw_image, metadata, double_pixels)
 
-        if not image:
+        if image is None:
             continue
 
         pixel_mask_pf = jfdata.get_pixel_mask(results, double_pixels)