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#!/usr/bin/env python
import pytest

from hypothesis import assume, given, strategies as st
from hypothesis.errors import InvalidArgument
from hypothesis.extra.array_api import DTYPE_NAMES, NUMERIC_NAMES

from tests.array_api.common import COMPLIANT_XP, xp, xps
from tests.common.debug import find_any, minimal
from tests.common.utils import fails_with, flaky

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class Mersenne:
    def __init__(self, seed=1234):
        self.seed = seed
        self.j = 2 ** 31 - 1
        self.k = 16807
        self.period = 2 ** 30
        
    def __iter__(self):
        return self
        

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from collections import defaultdict
from collections.abc import Sequence, MutableSequence

class defaultlist(MutableSequence):
    def __init__(self, default_factory=None):
        self._ddict = defaultdict(default_factory or defaultlist._none_factory)

    @staticmethod
    def _none_factory():
        return None

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from collections.abc import MutableMapping
from bisect import bisect_left

class Bins(MutableMapping):
    def __init__(self, intervals):
        empty_bins = {interval: 0 for interval in intervals}
        self._dict = empty_bins

    def __getitem__(self, key):
        interval = self._roundkey(key)

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from collections import Counter
from collections import defaultdict
from itertools import accumulate
from itertools import product
from math import erfc
from math import floor
from math import log
from math import log2
from math import sqrt
from typing import Iterator