# Copyright (C) 2024 qBraid
#
# This file is part of the qBraid-SDK
#
# The qBraid-SDK is free software released under the GNU General Public License v3
# or later. You can redistribute and/or modify it under the terms of the GPL v3.
# See the LICENSE file in the project root or <https://www.gnu.org/licenses/gpl-3.0.html>.
#
# THERE IS NO WARRANTY for the qBraid-SDK, as per Section 15 of the GPL v3.
"""
Module containing OpenQASM 2 conversion extras.
"""
from __future__ import annotations
from typing import TYPE_CHECKING
from qbraid_core._import import LazyLoader
from qbraid.transpiler.annotations import requires_extras
qibo = LazyLoader("qibo", globals(), "qibo")
if TYPE_CHECKING:
import qibo as qibo_ # type: ignore
from qbraid.programs.typer import Qasm2StringType
[docs]
@requires_extras("qibo")
def qasm2_to_qibo(qasm: Qasm2StringType) -> qibo_.Circuit:
"""Returns a qibo.Circuit equivalent to the input OpenQASM 2 circuit.
Args:
qasm: OpenQASM 2 string to convert to a qibo.Circuit
Returns:
qibo.Circuit object equivalent to the input OpenQASM 2 string.
"""
# Remove problematic comment lines in the qasm code
lines = [
line.replace(", ", ",") for line in qasm.split("\n") if not line.strip().startswith("//")
]
# Remove in line problematic comments
clean_lines = []
for line in lines:
clean_line = line.split("//")[0].strip()
if clean_line:
clean_lines.append(clean_line)
qasm = "\n".join(clean_lines)
return qibo.Circuit.from_qasm(qasm)
[docs]
@requires_extras("qibo")
def qibo_to_qasm2(circuit: qibo_.Circuit) -> Qasm2StringType:
"""Returns an OpenQASM 2 string equivalent to the input qibo.Circuit.
Args:
circuit: qibo.Circuit object to convert to OpenQASM 2 string.
Returns:
OpenQASM 2 string equivalent to the input qibo.Circuit.
"""
return circuit.to_qasm()