restore early returns

Author: wimglenn

Lib/fractions.py

@@ -862,24 +862,23 @@ def __pow__(a, b, modulo=None):
             if b.denominator == 1:
                 power = b.numerator
                 if power >= 0:
-                    result = Fraction._from_coprime_ints(a._numerator ** power,
-                                                         a._denominator ** power)
+                    return Fraction._from_coprime_ints(a._numerator ** power,
+                                                       a._denominator ** power)
                 elif a._numerator > 0:
-                    result = Fraction._from_coprime_ints(a._denominator ** -power,
-                                                         a._numerator ** -power)
+                    return Fraction._from_coprime_ints(a._denominator ** -power,
+                                                       a._numerator ** -power)
                 elif a._numerator == 0:
                     raise ZeroDivisionError('Fraction(%s, 0)' %
                                             a._denominator ** -power)
                 else:
-                    result = Fraction._from_coprime_ints((-a._denominator) ** -power,
-                                                         (-a._numerator) ** -power)
+                    return Fraction._from_coprime_ints((-a._denominator) ** -power,
+                                                       (-a._numerator) ** -power)
             else:
                 # A fractional power will generally produce an
                 # irrational number.
-                result = float(a) ** float(b)
+                return float(a) ** float(b)
         else:
-            result = float(a) ** b
-        return result
+            return float(a) ** b
 
     def __rpow__(b, a):
         """a ** b"""