fix data loader on macos

bjarthur · bjarthur · commit b9d0c8a63e03 · 2024-10-14T11:26:51.000-04:00
diff --git a/src/data.py b/src/data.py
@@ -32,7 +32,7 @@
 import tifffile
 
 import signal
-from multiprocessing import Process, Queue, cpu_count
+from multiprocessing import Process, Queue, cpu_count, set_start_method
 
 import importlib
 
@@ -42,6 +42,8 @@
 processes = {}
 offsets = {}
 
+set_start_method('fork')
+
 def term(signum, frame):
     for ps in processes.values():
         for p in ps:
