Merge pull request #484 from pikers/pps_precision_hotfixes

Pps precision hotfixes

Author: jaredgoldman

piker/brokers/kraken/feed.py

@@ -453,7 +453,7 @@ async def open_symbol_search(
                     score_cutoff=50,
                 )
                 # repack in dict form
-                await stream.send(
-                    {item[0]['altname']: item[0]
-                     for item in matches}
-                )
+                await stream.send({
+                    pair[0].altname: pair[0]
+                    for pair in matches
+                })

piker/pp.py

@@ -199,8 +199,16 @@ def to_pretoml(self) -> tuple[str, dict]:
         sym_info = s.broker_info[broker]
 
         d['asset_type'] = sym_info['asset_type']
-        d['price_tick_size'] = sym_info['price_tick_size']
-        d['lot_tick_size'] = sym_info['lot_tick_size']
+        d['price_tick_size'] = (
+            sym_info.get('price_tick_size')
+            or
+            s.tick_size
+        )
+        d['lot_tick_size'] = (
+            sym_info.get('lot_tick_size')
+            or
+            s.lot_tick_size
+        )
 
         if self.expiry is None:
             d.pop('expiry', None)