qiskit-documentation/docs/api/qiskit/0.42/converters.mdx

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---
title: converters
description: API reference for qiskit.converters
in_page_toc_min_heading_level: 2
python_api_type: module
python_api_name: qiskit.converters
---
<span id="module-qiskit.converters" />
<span id="qiskit-converters" />
# Circuit Converters
<span id="module-qiskit.converters" />
`qiskit.converters`
| | |
| -------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [`circuit_to_dag`](qiskit.converters.circuit_to_dag "qiskit.converters.circuit_to_dag")(circuit) | Build a `DAGCircuit` object from a `QuantumCircuit`. |
| [`dag_to_circuit`](qiskit.converters.dag_to_circuit "qiskit.converters.dag_to_circuit")(dag) | Build a `QuantumCircuit` object from a `DAGCircuit`. |
| [`circuit_to_instruction`](qiskit.converters.circuit_to_instruction "qiskit.converters.circuit_to_instruction")(circuit\[, ...]) | Build an [`Instruction`](qiskit.circuit.Instruction "qiskit.circuit.Instruction") object from a [`QuantumCircuit`](qiskit.circuit.QuantumCircuit "qiskit.circuit.QuantumCircuit"). |
| [`circuit_to_gate`](qiskit.converters.circuit_to_gate "qiskit.converters.circuit_to_gate")(circuit\[, parameter\_map, ...]) | Build a [`Gate`](qiskit.circuit.Gate "qiskit.circuit.Gate") object from a [`QuantumCircuit`](qiskit.circuit.QuantumCircuit "qiskit.circuit.QuantumCircuit"). |
| [`ast_to_dag`](qiskit.converters.ast_to_dag "qiskit.converters.ast_to_dag")(ast) | Build a `DAGCircuit` object from an AST `Node` object. |
| [`dagdependency_to_circuit`](qiskit.converters.dagdependency_to_circuit "qiskit.converters.dagdependency_to_circuit")(dagdependency) | Build a `QuantumCircuit` object from a `DAGDependency`. |
| [`circuit_to_dagdependency`](qiskit.converters.circuit_to_dagdependency "qiskit.converters.circuit_to_dagdependency")(circuit\[, ...]) | Build a `DAGDependency` object from a `QuantumCircuit`. |
| [`dag_to_dagdependency`](qiskit.converters.dag_to_dagdependency "qiskit.converters.dag_to_dagdependency")(dag\[, ...]) | Build a `DAGDependency` object from a `DAGCircuit`. |
| [`dagdependency_to_dag`](qiskit.converters.dagdependency_to_dag "qiskit.converters.dagdependency_to_dag")(dagdependency) | Build a `DAGCircuit` object from a `DAGDependency`. |