raise exception if fraction can't be build

2015-04-27 19:24:20 +02:00 · 2015-04-27 19:24:20 +02:00 · 9dd42d2151
commit 9dd42d2151
parent fcee4a8942
1 changed files with 2 additions and 0 deletions
--- 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