Make `FeedInit.shm_write_opts` an empty dict by default

2023-05-16 16:30:30 -04:00 · 2023-05-16 16:30:30 -04:00 · b096ee3b7a
parent f20e2d6ee2
commit b096ee3b7a
1 changed files with 5 additions and 1 deletions
--- a/piker/data/validate.py
+++ b/piker/data/validate.py
@ -49,7 +49,11 @@ class FeedInit(Struct, frozen=True):

    '''
    mkt_info: MktPair
-    shm_write_opts: dict[str, Any] | None = None
+
+    # NOTE: only field we use rn in ``.data.feed``
+    # TODO: maybe make a SamplerConfig(Struct)?
+    shm_write_opts: dict[str, Any] = {}
+    # 'sum_tick_vlm': True


 def validate_backend(