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authorMark Dickinson <dickinsm@gmail.com>2016-08-23 16:16:52 +0100
committerMark Dickinson <dickinsm@gmail.com>2016-08-23 16:16:52 +0100
commit863af1ef1a68b6ada5d968888a0b77526826746c (patch)
tree4629738c8b9f1b30d65d3555e2e2f821e02e46b0 /Lib
parentda9d0a5d894b1d4bdb0ed10d97656cdc3250c885 (diff)
downloadcpython-863af1ef1a68b6ada5d968888a0b77526826746c.tar.gz
Issue #27832: Make _normalize parameter to Fraction.__init__ keyword-only.
Diffstat (limited to 'Lib')
-rw-r--r--Lib/fractions.py2
-rw-r--r--Lib/test/test_fractions.py1
2 files changed, 2 insertions, 1 deletions
diff --git a/Lib/fractions.py b/Lib/fractions.py
index a7120522cf..8330202d70 100644
--- a/Lib/fractions.py
+++ b/Lib/fractions.py
@@ -81,7 +81,7 @@ class Fraction(numbers.Rational):
__slots__ = ('_numerator', '_denominator')
# We're immutable, so use __new__ not __init__
- def __new__(cls, numerator=0, denominator=None, _normalize=True):
+ def __new__(cls, numerator=0, denominator=None, *, _normalize=True):
"""Constructs a Rational.
Takes a string like '3/2' or '1.5', another Rational instance, a
diff --git a/Lib/test/test_fractions.py b/Lib/test/test_fractions.py
index 664c735469..7905c367ba 100644
--- a/Lib/test/test_fractions.py
+++ b/Lib/test/test_fractions.py
@@ -150,6 +150,7 @@ class FractionTest(unittest.TestCase):
self.assertRaises(TypeError, F, "3/2", 3)
self.assertRaises(TypeError, F, 3, 0j)
self.assertRaises(TypeError, F, 3, 1j)
+ self.assertRaises(TypeError, F, 1, 2, 3)
@requires_IEEE_754
def testInitFromFloat(self):