Add support for Python 3.11

.github/workflows/main.yml

@@ -1,6 +1,6 @@
 # This code is part of Qiskit.
 #
-# (C) Copyright IBM 2021, 2022.
+# (C) Copyright IBM 2021, 2023.
 #
 # This code is licensed under the Apache License, Version 2.0. You may
 # obtain a copy of this license in the LICENSE.txt file in the root directory
@@ -63,22 +63,22 @@ jobs:
       - uses: ./.github/actions/install-machine-learning
       - name: Install Dependencies
         run: |
-          pip install jupyter qiskit-terra[visualization] 'torchvision<0.10.0'
+          pip install torchvision
           sudo apt-get -y install pandoc graphviz
           sudo apt-get -y install python3-enchant
           sudo apt-get -y install hunspell-en-us
           pip install pyenchant
           echo "earliest_version: 0.1.0" >> releasenotes/config.yaml
         shell: bash
-      - run:  pip check
+      - run: pip check
         if: ${{ !cancelled() }}
         shell: bash
       - name: Copyright Check
         run: |
           python tools/check_copyright.py -check
         if: ${{ !cancelled() }}
         shell: bash
-      - run:  make spell
+      - run: make spell
         if: ${{ !cancelled() }}
         shell: bash
       - name: Style Check
@@ -88,7 +88,7 @@ jobs:
         if: ${{ !cancelled() }}
         shell: bash
       - name: Run make html
-        run:  |
+        run: |
           make clean_sphinx
           make html
           cd docs/_build/html
@@ -102,7 +102,7 @@ jobs:
           name: documentation
           path: docs/_build/html/artifacts/documentation.tar.gz
         if: ${{ !cancelled() }}
-      - run:  make doctest
+      - run: make doctest
         if: ${{ !cancelled() }}
         shell: bash
   MachineLearning:
@@ -111,16 +111,16 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        python-version: [3.7, 3.8, 3.9, '3.10']
+        python-version: [3.7, 3.8, 3.9, '3.10', 3.11]
         include:
           - os: macos-latest
             python-version: 3.8
           - os: macos-latest
-            python-version: '3.10'
+            python-version: 3.11
           - os: windows-2019
             python-version: 3.8
           - os: windows-2019
-            python-version: '3.10'
+            python-version: 3.11
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-python@v4
@@ -140,12 +140,7 @@ jobs:
       - run: make lint
         shell: bash
       - run: make mypy
-        if: ${{ !cancelled() && matrix.python-version != '3.10' }}
-        shell: bash
-      - name: Run make lint latest version
-        run: |
-          pip install -U -r requirements-dev.txt
-          make lint
+        if: ${{ !cancelled() && matrix.python-version != '3.10' && matrix.python-version != 3.11 }}
         shell: bash
       - name: Machine Learning Unit Tests under Python ${{ matrix.python-version }}
         uses: ./.github/actions/run-tests
@@ -186,7 +181,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        python-version: [3.7, 3.8]
+        python-version: [3.8, 3.11]
     steps:
       - uses: actions/checkout@v3
         with:
@@ -207,7 +202,7 @@ jobs:
       - uses: ./.github/actions/install-machine-learning
       - name: Install Dependencies
         run: |
-          pip install jupyter qiskit-terra[visualization] 'torchvision<0.10.0'
+          pip install torchvision
           sudo apt-get install -y pandoc graphviz
         shell: bash
       - name: Run Machine Learning Tutorials
@@ -283,28 +278,32 @@ jobs:
         with:
           name: ubuntu-latest-3.10
           path: /tmp/u310
+      - uses: actions/download-artifact@v3
+        with:
+          name: ubuntu-latest-3.11
+          path: /tmp/u311
       - uses: actions/download-artifact@v3
         with:
           name: macos-latest-3.8
           path: /tmp/m38
       - uses: actions/download-artifact@v3
         with:
-          name: macos-latest-3.10
-          path: /tmp/m310
+          name: macos-latest-3.11
+          path: /tmp/m311
       - uses: actions/download-artifact@v3
         with:
           name: windows-2019-3.8
           path: /tmp/w38
       - uses: actions/download-artifact@v3
         with:
-          name: windows-2019-3.10
-          path: /tmp/w310
+          name: windows-2019-3.11
+          path: /tmp/w311
       - name: Install Dependencies
         run: pip install -U coverage coveralls diff-cover
         shell: bash
       - name: Combined Deprecation Messages
         run: |
-          sort -f -u /tmp/u37/ml.dep /tmp/u38/ml.dep /tmp/u39/ml.dep /tmp/u310/ml.dep /tmp/m38/ml.dep /tmp/m310/ml.dep /tmp/w38/ml.dep /tmp/w310/ml.dep || true
+          sort -f -u /tmp/u37/ml.dep /tmp/u38/ml.dep /tmp/u39/ml.dep /tmp/u310/ml.dep /tmp/u311/ml.dep /tmp/m38/ml.dep /tmp/m311/ml.dep /tmp/w38/ml.dep /tmp/w311/ml.dep || true
         shell: bash
       - name: Coverage combine
         run: coverage3 combine /tmp/u37/ml.dat

.pylintrc

@@ -58,8 +58,7 @@ confidence=
 # --enable=similarities". If you want to run only the classes checker, but have
 # no Warning level messages displayed, use"--disable=all --enable=classes
 # --disable=W"
-disable=no-self-use,        # disabled as it is too verbose
-    fixme,              # disabled as TODOs would show up as warnings
+disable=fixme,              # disabled as TODOs would show up as warnings
     protected-access,   # disabled as we don't follow the public vs private
                         # convention strictly
     duplicate-code,     # disabled as it is too verbose
@@ -72,9 +71,6 @@ disable=no-self-use,        # disabled as it is too verbose
     no-else-return,     # relax "elif" after a clause with a return
     docstring-first-line-empty, # relax docstring style
     import-outside-toplevel,
-    bad-continuation, bad-whitespace, # differences of opinion with black
-
-
 
 
 [REPORTS]
@@ -84,12 +80,6 @@ disable=no-self-use,        # disabled as it is too verbose
 # mypackage.mymodule.MyReporterClass.
 output-format=text
 
-# Put messages in a separate file for each module / package specified on the
-# command line instead of printing them on stdout. Reports (if any) will be
-# written in a file name "pylint_global.[txt|html]". This option is deprecated
-# and it will be removed in Pylint 2.0.
-files-output=no
-
 # Tells whether to display a full report or only the messages
 reports=yes
 
@@ -138,63 +128,33 @@ property-classes=abc.abstractproperty
 # Regular expression matching correct module names
 module-rgx=(([a-z_][a-z0-9_]*)|([A-Z][a-zA-Z0-9]+))$
 
-# Naming hint for module names
-module-name-hint=(([a-z_][a-z0-9_]*)|([A-Z][a-zA-Z0-9]+))$
-
 # Regular expression matching correct constant names
 const-rgx=(([A-Z_][A-Z0-9_]*)|(__.*__))$
 
-# Naming hint for constant names
-const-name-hint=(([A-Z_][A-Z0-9_]*)|(__.*__))$
-
 # Regular expression matching correct class names
 class-rgx=[A-Z_][a-zA-Z0-9]+$
 
-# Naming hint for class names
-class-name-hint=[A-Z_][a-zA-Z0-9]+$
-
 # Regular expression matching correct function names
 function-rgx=[a-z_][a-z0-9_]{2,30}$
 
-# Naming hint for function names
-function-name-hint=[a-z_][a-z0-9_]{2,30}$
-
 # Regular expression matching correct method names
 method-rgx=(([a-z_][a-z0-9_]{2,49})|(assert[A-Z][a-zA-Z0-9]{2,43})|(test_[_a-zA-Z0-9]{2,}))$
 
-# Naming hint for method names
-method-name-hint=[a-z_][a-z0-9_]{2,30}$ or camelCase `assert*` in tests.
-
 # Regular expression matching correct attribute names
 attr-rgx=[a-z_][a-z0-9_]{2,30}$
 
-# Naming hint for attribute names
-attr-name-hint=[a-z_][a-z0-9_]{2,30}$
-
 # Regular expression matching correct argument names
 argument-rgx=[a-z_][a-z0-9_]{2,30}|ax|dt$
 
-# Naming hint for argument names
-argument-name-hint=[a-z_][a-z0-9_]{2,30}$
-
 # Regular expression matching correct variable names
 variable-rgx=[a-z_][a-z0-9_]{2,30}$
 
-# Naming hint for variable names
-variable-name-hint=[a-z_][a-z0-9_]{2,30}$
-
 # Regular expression matching correct class attribute names
 class-attribute-rgx=([A-Za-z_][A-Za-z0-9_]{2,30}|(__.*__))$
 
-# Naming hint for class attribute names
-class-attribute-name-hint=([A-Za-z_][A-Za-z0-9_]{2,30}|(__.*__))$
-
 # Regular expression matching correct inline iteration names
 inlinevar-rgx=[A-Za-z_][A-Za-z0-9_]*$
 
-# Naming hint for inline iteration names
-inlinevar-name-hint=[A-Za-z_][A-Za-z0-9_]*$
-
 # Regular expression which should only match function or class names that do
 # not require a docstring.
 no-docstring-rgx=^_
@@ -222,12 +182,6 @@ ignore-long-lines=^\s*(# )?<?https?://\S+>?$
 # else.
 single-line-if-stmt=no
 
-# List of optional constructs for which whitespace checking is disabled. `dict-
-# separator` is used to allow tabulation in dicts, etc.: {1  : 1,\n222: 2}.
-# `trailing-comma` allows a space between comma and closing bracket: (a, ).
-# `empty-line` allows space-only lines.
-no-space-check=trailing-comma,dict-separator
-
 # Maximum number of lines in a module
 max-module-lines=1000
 

constraints.txt

@@ -1,4 +1,2 @@
-astroid==2.5.6
-pylint==2.8.3
 numpy>=1.20.0
 ipython<8.13;python_version<'3.9'

pyproject.toml

@@ -1,3 +1,3 @@
 [tool.black]
 line-length = 100
-target-version = ['py37', 'py38', 'py39', 'py310']
+target-version = ['py37', 'py38', 'py39', 'py310', 'py311']

releasenotes/notes/add-python311-support-5b71a67a07606405.yaml

@@ -0,0 +1,4 @@
+---
+fixes:
+  - |
+    Compatibility fix to support Python 3.11.

requirements-dev.txt

@@ -2,7 +2,7 @@ coverage>=4.4.0
 matplotlib>=2.1
 seaborn
 black[jupyter]~=22.0
-pylint>=2.8.3,<2.14.0
+pylint>=2.15.0
 pylatexenc>=1.4
 stestr>=2.0.0
 ddt>=1.2.0,!=1.4.0
@@ -13,7 +13,7 @@ sphinx-gallery
 sphinxcontrib-spelling
 jupyter-sphinx
 discover
-qiskit-aer>=0.11
+qiskit-aer>=0.11.2
 mypy>=0.981
 mypy-extensions>=0.4.3
 nbsphinx

requirements.txt

@@ -1,8 +1,8 @@
-qiskit-terra>=0.22
+qiskit-terra>=0.22.2
 scipy>=1.4
 numpy>=1.17
 psutil>=5
 scikit-learn>=0.20.0
 fastdtw
 setuptools>=40.1.0
-dill>=0.3.4,<0.3.6
+dill>=0.3.4

setup.py

@@ -1,6 +1,6 @@
 # This code is part of Qiskit.
 #
-# (C) Copyright IBM 2021, 2022.
+# (C) Copyright IBM 2021, 2023.
 #
 # This code is licensed under the Apache License, Version 2.0. You may
 # obtain a copy of this license in the LICENSE.txt file in the root directory
@@ -61,6 +61,7 @@
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
         "Topic :: Scientific/Engineering"
     ],
     keywords='qiskit sdk quantum machine learning ml',
@@ -69,7 +70,7 @@
     include_package_data=True,
     python_requires=">=3.7",
     extras_require={
-        'torch': ["torch; python_version < '3.10'"],
+        'torch': ["torch"],
         'sparse': ["sparse"],
     },
     zip_safe=False

test/connectors/test_torch.py

@@ -13,6 +13,7 @@
 """Test Torch Base."""
 
 import unittest
+import builtins
 import warnings
 from abc import ABC, abstractmethod
 from qiskit.utils import QuantumInstance, algorithm_globals, optionals
@@ -62,44 +63,44 @@ def tear_down(self):
     def subTest(self, msg, **kwargs):
         # pylint: disable=invalid-name
         """Sub test."""
-        raise Exception("Abstract method")
+        raise builtins.Exception("Abstract method")
 
     @abstractmethod
     def assertAlmostEqual(self, first, second, places=None, msg=None, delta=None):
         """Assert almost equal."""
-        raise Exception("Abstract method")
+        raise builtins.Exception("Abstract method")
 
     @abstractmethod
     def assertEqual(self, first, second, msg=None):
         """Assert equal."""
-        raise Exception("Abstract method")
+        raise builtins.Exception("Abstract method")
 
     @abstractmethod
     def assertTrue(self, expr, msg=None):
         """Assert true."""
-        raise Exception("Abstract method")
+        raise builtins.Exception("Abstract method")
 
     @abstractmethod
     def assertFalse(self, expr, msg=None):
         """assert False"""
-        raise Exception("Abstract method")
+        raise builtins.Exception("Abstract method")
 
     @abstractmethod
     def skipTest(self, reason):  # pylint: disable=invalid-name
         """Skip test."""
-        raise Exception("Abstract method")
+        raise builtins.Exception("Abstract method")
 
     @abstractmethod
     def assertLogs(self, logger=None, level=None):
         """Assert logs."""
-        raise Exception("Abstract method")
+        raise builtins.Exception("Abstract method")
 
     @abstractmethod
     def assertListEqual(self, list1, list2, msg=None):
         """Assert list equal."""
-        raise Exception("Abstract method")
+        raise builtins.Exception("Abstract method")
 
     @abstractmethod
     def assertRaises(self, expected_exception):
         """Assert raises an exception."""
-        raise Exception("Abstract method")
+        raise builtins.Exception("Abstract method")