From da67665b62c75fe10a1494e3bc7d944963127fc0 Mon Sep 17 00:00:00 2001
From: Shivesh Mandalia <shivesh.mandalia@outlook.com>
Date: Mon, 20 Apr 2020 01:25:38 +0100
Subject: Add __slots__

---
 utils/engine.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'utils/engine.py')

diff --git a/utils/engine.py b/utils/engine.py
index f4169ec..f1a36af 100644
--- a/utils/engine.py
+++ b/utils/engine.py
@@ -33,6 +33,7 @@ class MCResult:
         MC standard error.
 
     """
+    __slots__ = ['price', 'stderr']
     price: float
     stderr: float
 
@@ -67,6 +68,7 @@ class PricingEngine:
                   path=PathGenerator(S=100.0, r=0.1, div=0.01, vol=0.3))
 
     """
+    __slots__ = 'payoff', 'path'
     payoff: BasePayoff
     path: PathGenerator
 
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