dev-python/qiskit-terra: new package

Package-Manager: Portage-3.0.30, Repoman-3.0.3
Signed-off-by: Gábor Oszkár Dénes <gaboroszkar@protonmail.com>

dev-python/qiskit-terra/Manifest

@@ -0,0 +1 @@
+DIST qiskit-terra-0.19.2.tar.gz 9536647 BLAKE2B 966370a782179512f3c4cd209f604f536ac4ac503f4805681d5729f4d6df4020bbaa5a2beb2fc393506eaa67a81666254375f14b827e07e1c1478a381fde5b45 SHA512 d02c028a86927610f1bca63830cb489069e68e016ed744a4092a96ddde163ea8ca1071048fc82b1807d4136e1fb2b0fcdde6d1a639ffc2ebe7c99dfd50c2e3d4

dev-python/qiskit-terra/files/qiskit-terra-0.19.2-test-corrections.patch

@@ -0,0 +1,36 @@
+diff --git a/test/python/qobj/test_pulse_converter.py b/test/python/qobj/test_pulse_converter.py
+index ea5b77e78..cde568ecf 100644
+--- a/test/python/qobj/test_pulse_converter.py
++++ b/test/python/qobj/test_pulse_converter.py
+@@ -341,7 +341,8 @@ class TestQobjToInstructionConverter(QiskitTestCase):
+ 
+         self.assertEqual(evaluated_instruction.start_time, 1)
+         self.assertEqual(evaluated_instruction.duration, 1)
+-        self.assertEqual(evaluated_instruction.instructions[0][-1], instruction)
++        self.assertEqual(evaluated_instruction.instructions[0][-1].channel, instruction.channel)
++        self.assertAlmostEqual(evaluated_instruction.instructions[0][-1].frequency, instruction.frequency)
+ 
+     def test_delay(self):
+         """Test converted qobj from Delay."""
+diff --git a/test/randomized/test_transpiler_equivalence.py b/test/randomized/test_transpiler_equivalence.py
+index 302760279..1d0a3e16f 100644
+--- a/test/randomized/test_transpiler_equivalence.py
++++ b/test/randomized/test_transpiler_equivalence.py
+@@ -21,7 +21,7 @@ from hypothesis.stateful import Bundle, RuleBasedStateMachine
+ 
+ import hypothesis.strategies as st
+ 
+-from qiskit import execute, transpile, Aer
++from qiskit import execute, transpile, BasicAer
+ from qiskit import QuantumCircuit, QuantumRegister, ClassicalRegister
+ from qiskit.circuit import Measure, Reset, Gate, Barrier
+ from qiskit.test.mock import (
+@@ -98,7 +98,7 @@ class QCircuitMachine(RuleBasedStateMachine):
+     qubits = Bundle("qubits")
+     clbits = Bundle("clbits")
+ 
+-    backend = Aer.get_backend("qasm_simulator")
++    backend = BasicAer.get_backend("qasm_simulator")
+     max_qubits = int(backend.configuration().n_qubits / 2)
+ 
+     def __init__(self):

dev-python/qiskit-terra/metadata.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+  <!-- comaintainers-welcomed -->
+  <maintainer type="person">
+    <email>gaboroszkar@protonmail.com</email>
+    <name>Gábor Oszkár Dénes</name>
+  </maintainer>
+  <longdescription>
+    Qiskit is an open-source framework for working with noisy quantum computers at the level of pulses, circuits, and algorithms.
+    Qiskit is made up of elements that work together to enable quantum computing. This element is Terra and is the foundation on which the rest of Qiskit is built.
+  </longdescription>
+  <use>
+    <flag name="visualization">Enable visualization modules</flag>
+  </use>
+</pkgmetadata>

dev-python/qiskit-terra/qiskit-terra-0.19.2.ebuild

@@ -0,0 +1,70 @@
+# Copyright 2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=setuptools
+PYTHON_COMPAT=( python3_{8..10} )
+
+inherit distutils-r1
+
+DESCRIPTION="Terra is the foundation on which Qiskit is built"
+HOMEPAGE="https://github.com/Qiskit/qiskit-terra"
+SRC_URI="https://github.com/Qiskit/qiskit-terra/archive/refs/tags/${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+IUSE="+visualization"
+KEYWORDS="~amd64"
+
+BDEPEND=">=dev-python/cython-0.27.1[${PYTHON_USEDEP}]
+	test? (
+		>=dev-python/ddt-1.4.4[${PYTHON_USEDEP}]
+		>=dev-python/hypothesis-4.24.3[${PYTHON_USEDEP}]
+		>=dev-python/networkx-2.2[${PYTHON_USEDEP}]
+		app-text/poppler[png]
+		>=sci-libs/scikit-learn-0.20.0[${PYTHON_USEDEP}]
+	)"
+
+RDEPEND="
+	>=dev-python/retworkx-0.10.1[${PYTHON_USEDEP}]
+	>=dev-python/numpy-1.17[${PYTHON_USEDEP}]
+	>=dev-python/ply-3.10[${PYTHON_USEDEP}]
+	>=dev-python/psutil-5[${PYTHON_USEDEP}]
+	>=dev-python/scipy-1.5[${PYTHON_USEDEP}]
+	>=dev-python/sympy-1.3[${PYTHON_USEDEP}]
+	>=dev-python/dill-0.3[${PYTHON_USEDEP}]
+	>=dev-python/python-constraint-1.4[${PYTHON_USEDEP}]
+	>=dev-python/python-dateutil-2.8.0[${PYTHON_USEDEP}]
+	>=dev-python/stevedore-3.0.0[${PYTHON_USEDEP}]
+	>=dev-python/symengine-0.8[${PYTHON_USEDEP}]
+	>=dev-python/tweedledum-1.1[${PYTHON_USEDEP}]
+	visualization? (
+		>=dev-python/matplotlib-3.3[${PYTHON_USEDEP}]
+		>=dev-python/ipywidgets-7.3.0[${PYTHON_USEDEP}]
+		dev-python/pydot[${PYTHON_USEDEP}]
+		>=dev-python/pillow-4.2.1[${PYTHON_USEDEP}]
+		>=dev-python/pylatexenc-1.4[${PYTHON_USEDEP}]
+		>=dev-python/seaborn-0.9.0[${PYTHON_USEDEP}]
+		>=dev-python/pygments-2.4[${PYTHON_USEDEP}]
+	)"
+
+distutils_enable_tests pytest
+
+# Small issues with the tests.
+# qiskit.Aer module depends on qiskit-terra, it cannot be used,
+# and an exact comparison of float switched to approximate comparison.
+PATCHES=( "${FILESDIR}/qiskit-terra-0.19.2-test-corrections.patch" )
+
+python_test() {
+	# We have to hide the source code directory so tests
+	# do not use these, but instead the compiled library.
+	mv qiskit qiskit.hidden || die
+
+	# Some small tests are failing which test optional features.
+	# Why they fail is still under investigation.
+	# transpiler_equivalence tests take too long time, they are also skipped.
+	epytest -k 'not (TestOptions and test_copy) and not TestUnitarySynthesisPlugin and not test_transpiler_equivalence and not (TestPauliSumOp and test_to_instruction)'
+
+	mv qiskit.hidden qiskit || die
+}