bugfix (#181)

v2realbot/strategyblocks/inits/init_attached_data.py

@@ -5,12 +5,14 @@ from v2realbot.utils.utils import slice_dict_lists,zoneUTC,safe_get, AttributeDi
 #id = "b11c66d9-a9b6-475a-9ac1-28b11e1b4edf"
 #state = AttributeDict(vars={})
 from rich import print
+from traceback import format_exc
 
 def attach_previous_data(state):
     """""
     Attaches data from previous runner of the same batch.
     """""
     print("ATTACHING PREVIOUS DATA")
+    try:
         runner : Runner
         #get batch_id of current runer
         res, runner = cs.get_runner(state.runner_id)
@@ -57,6 +59,10 @@ def attach_previous_data(state):
         detail = RunArchiveDetail(**val)
         #print("toto jsme si dotahnuli", detail.bars)
 
+        if len(detail.bars["time"]) == 0:
+            print(f"no bars for runner {last_runner}")
+            return None
+
         # from stratvars directives 
         attach_previous_bar_data = safe_get(state.vars, "attach_previous_bar_data", 50)
         attach_previous_tick_data = safe_get(state.vars, "attach_previous_tick_data", None)
@@ -67,6 +73,7 @@ def attach_previous_data(state):
         #time -datetime utc, updated - timestamp float
         bars = slice_dict_lists(d=detail.bars, last_item=attach_previous_bar_data, time_to_datetime=True)
 
+        cbar_ids = {}
         #zarovname tick spolu s bar daty
         if attach_previous_tick_data is None:
             oldest_timestamp = bars["updated"][0]
@@ -98,6 +105,8 @@ def attach_previous_data(state):
         # if hasattr(detail, "ext_data") and "dailyBars" in detail.ext_data:
         #     state.dailyBars = detail.ext_data["dailyBars"]
         return
-
+    except Exception as e:
+        print(str(e)+format_exc())
+        return None
 # if __name__ == "__main__":
 #     attach_previous_data(state)