diff options
Diffstat (limited to 'Lib/random.py')
| -rw-r--r-- | Lib/random.py | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/Lib/random.py b/Lib/random.py index ef8cb05601..a047444502 100644 --- a/Lib/random.py +++ b/Lib/random.py @@ -344,10 +344,12 @@ class Random(_random.Random): the selections are made with equal probability. """ + random = self.random if cum_weights is None: if weights is None: - choice = self.choice - return [choice(population) for i in range(k)] + _int = int + total = len(population) + return [population[_int(random() * total)] for i in range(k)] else: cum_weights = list(_itertools.accumulate(weights)) elif weights is not None: @@ -355,7 +357,6 @@ class Random(_random.Random): if len(cum_weights) != len(population): raise ValueError('The number of weights does not match the population') bisect = _bisect.bisect - random = self.random total = cum_weights[-1] return [population[bisect(cum_weights, random() * total)] for i in range(k)] |