37 lines
1.1 KiB
Plaintext
37 lines
1.1 KiB
Plaintext
---
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title: BlockSplitter
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description: API reference for qiskit.dagcircuit.BlockSplitter
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in_page_toc_min_heading_level: 1
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python_api_type: class
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python_api_name: qiskit.dagcircuit.BlockSplitter
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---
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# BlockSplitter
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<Class id="qiskit.dagcircuit.BlockSplitter" isDedicatedPage={true} github="https://github.com/qiskit/qiskit/tree/stable/0.25/qiskit/dagcircuit/collect_blocks.py" signature="qiskit.dagcircuit.BlockSplitter" modifiers="class">
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Bases: [`object`](https://docs.python.org/3/library/functions.html#object "(in Python v3.12)")
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Splits a block of nodes into sub-blocks over disjoint qubits. The implementation is based on the Disjoint Set Union data structure.
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## Methods
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### find\_leader
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<Function id="qiskit.dagcircuit.BlockSplitter.find_leader" signature="find_leader(index)">
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Find in DSU.
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</Function>
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### run
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<Function id="qiskit.dagcircuit.BlockSplitter.run" signature="run(block)">
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Splits block of nodes into sub-blocks over disjoint qubits.
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</Function>
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### union\_leaders
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<Function id="qiskit.dagcircuit.BlockSplitter.union_leaders" signature="union_leaders(index1, index2)">
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Union in DSU.
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</Function>
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</Class>
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