From d6cac70b394ecef5fd4854303a85d47e5385554f Mon Sep 17 00:00:00 2001
From: Gerald Teschl <gerald.teschl@univie.ac.at>
Date: Mon, 22 Jul 2024 18:10:42 +0200
Subject: [PATCH] Update poly.py

---
 kryptools/poly.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/kryptools/poly.py b/kryptools/poly.py
index 6c6370c..d37d627 100644
--- a/kryptools/poly.py
+++ b/kryptools/poly.py
@@ -16,11 +16,11 @@ class Poly:
     """
 
     def __init__(self, coeff: list, ring = None, modulus: list = None):
-        for i in range(len(coeff) - 1, 0, -1):
-            if coeff[i]:
+        self.coeff = list(coeff)
+        for i in range(len(self.coeff) - 1, 0, -1):
+            if self.coeff[i]:
                 break
-            coeff.pop(i)
-        self.coeff = coeff
+            self.coeff.pop(i)
         self.modulus = modulus
         if ring:
             self.map(ring)