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jorisvandenbosschejbrockmendel
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PERF: fix SparseArray._simple_new object initialization (pandas-dev#32821)
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pandas/core/arrays/sparse/array.py

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@@ -399,7 +399,7 @@ def __init__(
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def _simple_new(
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cls, sparse_array: np.ndarray, sparse_index: SparseIndex, dtype: SparseDtype
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) -> "SparseArray":
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new = cls([])
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new = object.__new__(cls)
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new._sparse_index = sparse_index
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new._sparse_values = sparse_array
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new._dtype = dtype

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