1 files changed, 4 insertions, 0 deletions
diff --git a/Lib/fractions.py b/Lib/fractions.py
index 75c7df14e1..4302f3f1b9 100644
--- a/Lib/fractions.py
+++ b/Lib/fractions.py
@@ -225,6 +225,10 @@ class Fraction(numbers.Rational):
                 (cls.__name__, dec, type(dec).__name__))
         return cls(*dec.as_integer_ratio())
 
+    def is_integer(self):
+        """Return True if the Fraction is an integer."""
+        return self._denominator == 1
+
     def as_integer_ratio(self):
         """Return the integer ratio as a tuple.