Prevent rounding errors in value calculation

2022-11-22 07:20:37 +00:00
parent 3f8fb66656
commit cb88cf33c2
1 changed files with 4 additions and 2 deletions
--- a/core/lib/schemas/oanda_s.py
+++ b/core/lib/schemas/oanda_s.py
@@ -1,3 +1,5 @@
+from decimal import Decimal as D
+
 from pydantic import BaseModel


@@ -62,9 +64,9 @@ def parse_units(x):

 def parse_value(x):
    if float(x["long"]["units"]) > 0:
-        return float(x["long"]["units"]) * float(x["long"]["averagePrice"])
+        return D(x["long"]["units"]) * D(x["long"]["averagePrice"])
    elif float(x["short"]["units"]) > 0:
-        return float(x["short"]["units"]) * float(x["short"]["averagePrice"])
+        return D(x["short"]["units"]) * D(x["short"]["averagePrice"])
    else:
        return 0