From 9dd42d215163e5561168a200671dbe80c470b749 Mon Sep 17 00:00:00 2001
From: Lafrite <lafrite@poneyworld.net>
Date: Mon, 27 Apr 2015 19:24:20 +0200
Subject: [PATCH] raise exception if fraction can't be build

---
 pymath/fraction.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pymath/fraction.py b/pymath/fraction.py
index 9369c64..fe72c48 100644
--- a/pymath/fraction.py
+++ b/pymath/fraction.py
@@ -24,6 +24,8 @@ class Fraction(Explicable):
         """
         super(Fraction, self).__init__()
         self._num = num
+        if denom == 0:
+            raise ZeroDivisionError("Can't create Fraction: division by zero")
         self._denom = denom
 
         self.isNumber = 1