From 92e1c24f2c88404496ca3684afe2209ea3799e15 Mon Sep 17 00:00:00 2001
From: Sebastiaan Huber <mail@sphuber.net>
Date: Fri, 22 Dec 2023 17:24:42 +0100
Subject: [PATCH] Pre-commit: Update pre-commit version and hook config

The encoding pragma is now actually removed as it was essentially only
useful for code that needed to support Python 2.
---
 .github/workflows/validate_release_tag.py     | 1 -
 .pre-commit-config.yaml                       | 6 +++++-
 docs/source/conf.py                           | 1 -
 src/aiida_pseudo/__init__.py                  | 1 -
 src/aiida_pseudo/cli/__init__.py              | 1 -
 src/aiida_pseudo/cli/family.py                | 1 -
 src/aiida_pseudo/cli/install.py               | 1 -
 src/aiida_pseudo/cli/list.py                  | 1 -
 src/aiida_pseudo/cli/params/__init__.py       | 1 -
 src/aiida_pseudo/cli/params/arguments.py      | 1 -
 src/aiida_pseudo/cli/params/options.py        | 1 -
 src/aiida_pseudo/cli/params/types.py          | 1 -
 src/aiida_pseudo/cli/root.py                  | 1 -
 src/aiida_pseudo/cli/utils.py                 | 1 -
 src/aiida_pseudo/common/__init__.py           | 1 -
 src/aiida_pseudo/common/units.py              | 1 -
 src/aiida_pseudo/data/__init__.py             | 1 -
 src/aiida_pseudo/data/pseudo/__init__.py      | 1 -
 src/aiida_pseudo/data/pseudo/jthxml.py        | 1 -
 src/aiida_pseudo/data/pseudo/pseudo.py        | 1 -
 src/aiida_pseudo/data/pseudo/psf.py           | 1 -
 src/aiida_pseudo/data/pseudo/psml.py          | 1 -
 src/aiida_pseudo/data/pseudo/psp8.py          | 1 -
 src/aiida_pseudo/data/pseudo/upf.py           | 1 -
 src/aiida_pseudo/data/pseudo/vps.py           | 1 -
 src/aiida_pseudo/groups/__init__.py           | 1 -
 src/aiida_pseudo/groups/family/__init__.py    | 1 -
 src/aiida_pseudo/groups/family/cutoffs.py     | 1 -
 src/aiida_pseudo/groups/family/pseudo.py      | 1 -
 src/aiida_pseudo/groups/family/pseudo_dojo.py | 1 -
 src/aiida_pseudo/groups/family/sssp.py        | 1 -
 src/aiida_pseudo/groups/mixins/__init__.py    | 1 -
 src/aiida_pseudo/groups/mixins/cutoffs.py     | 1 -
 tests/__init__.py                             | 1 -
 tests/cli/__init__.py                         | 1 -
 tests/cli/params/__init__.py                  | 1 -
 tests/cli/params/test_types.py                | 1 -
 tests/cli/test_family.py                      | 1 -
 tests/cli/test_install.py                     | 1 -
 tests/cli/test_list.py                        | 1 -
 tests/cli/test_root.py                        | 1 -
 tests/cli/test_utils.py                       | 1 -
 tests/conftest.py                             | 1 -
 tests/data/__init__.py                        | 1 -
 tests/data/pseudo/__init__.py                 | 1 -
 tests/data/pseudo/test_common.py              | 1 -
 tests/data/pseudo/test_jthxml.py              | 1 -
 tests/data/pseudo/test_pseudo.py              | 1 -
 tests/data/pseudo/test_psf.py                 | 1 -
 tests/data/pseudo/test_psml.py                | 1 -
 tests/data/pseudo/test_psp8.py                | 1 -
 tests/data/pseudo/test_upf.py                 | 1 -
 tests/data/pseudo/test_vps.py                 | 1 -
 tests/groups/__init__.py                      | 1 -
 tests/groups/family/__init__.py               | 1 -
 tests/groups/family/test_pseudo.py            | 1 -
 tests/groups/family/test_pseudo_dojo.py       | 1 -
 tests/groups/family/test_sssp.py              | 1 -
 tests/groups/mixins/__init__.py               | 1 -
 tests/groups/mixins/test_cutoffs.py           | 1 -
 60 files changed, 5 insertions(+), 60 deletions(-)

diff --git a/.github/workflows/validate_release_tag.py b/.github/workflows/validate_release_tag.py
index ccec4e5..6634b96 100644
--- a/.github/workflows/validate_release_tag.py
+++ b/.github/workflows/validate_release_tag.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Validate that the version in the tag label matches the version of the package."""
 import argparse
 import ast
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 009bd59..0122da8 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,11 +1,15 @@
 repos:
 - repo: https://github.com/pre-commit/pre-commit-hooks
-  rev: v4.2.0
+  rev: v4.5.0
   hooks:
+  - id: check-merge-conflict
+  - id: check-yaml
   - id: double-quote-string-fixer
   - id: end-of-file-fixer
   - id: fix-encoding-pragma
+    args: [--remove]
   - id: mixed-line-ending
+    args: [--fix=lf]
   - id: trailing-whitespace
 
 - repo: https://github.com/ikamensh/flynt/
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 82a0af8..d526a54 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 # Configuration file for the Sphinx documentation builder.
 #
 # This file only contains a selection of the most common options. For a full
diff --git a/src/aiida_pseudo/__init__.py b/src/aiida_pseudo/__init__.py
index ee95527..25d975a 100644
--- a/src/aiida_pseudo/__init__.py
+++ b/src/aiida_pseudo/__init__.py
@@ -1,3 +1,2 @@
-# -*- coding: utf-8 -*-
 """AiiDA plugin that simplifies working with pseudo potentials."""
 __version__ = '1.4.0'
diff --git a/src/aiida_pseudo/cli/__init__.py b/src/aiida_pseudo/cli/__init__.py
index 8da5832..6d7cd51 100644
--- a/src/aiida_pseudo/cli/__init__.py
+++ b/src/aiida_pseudo/cli/__init__.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module for the command line interface."""
 from .family import cmd_family  # noqa: F401
 from .install import cmd_install, cmd_install_family, cmd_install_pseudo_dojo, cmd_install_sssp  # noqa: F401
diff --git a/src/aiida_pseudo/cli/family.py b/src/aiida_pseudo/cli/family.py
index 387bbde..2b18530 100644
--- a/src/aiida_pseudo/cli/family.py
+++ b/src/aiida_pseudo/cli/family.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Commands to inspect or modify the contents of pseudo potential families."""
 import json
 
diff --git a/src/aiida_pseudo/cli/install.py b/src/aiida_pseudo/cli/install.py
index 1fbf25c..61d51ce 100644
--- a/src/aiida_pseudo/cli/install.py
+++ b/src/aiida_pseudo/cli/install.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Command to install a pseudo potential family."""
 import json
 import pathlib
diff --git a/src/aiida_pseudo/cli/list.py b/src/aiida_pseudo/cli/list.py
index 2edd97f..bfccc25 100644
--- a/src/aiida_pseudo/cli/list.py
+++ b/src/aiida_pseudo/cli/list.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Commands to list instances of `PseudoPotentialFamily`."""
 import click
 from aiida.cmdline.params import options as options_core
diff --git a/src/aiida_pseudo/cli/params/__init__.py b/src/aiida_pseudo/cli/params/__init__.py
index 03c9367..4cfe4e2 100644
--- a/src/aiida_pseudo/cli/params/__init__.py
+++ b/src/aiida_pseudo/cli/params/__init__.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module for command line interface parameters."""
 from .options import *
 from .types import *
diff --git a/src/aiida_pseudo/cli/params/arguments.py b/src/aiida_pseudo/cli/params/arguments.py
index 026442b..50fea4c 100644
--- a/src/aiida_pseudo/cli/params/arguments.py
+++ b/src/aiida_pseudo/cli/params/arguments.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Reusable arguments for CLI commands."""
 from aiida.cmdline.params.arguments.overridable import OverridableArgument
 
diff --git a/src/aiida_pseudo/cli/params/options.py b/src/aiida_pseudo/cli/params/options.py
index 445b8e1..d5362b6 100644
--- a/src/aiida_pseudo/cli/params/options.py
+++ b/src/aiida_pseudo/cli/params/options.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Reusable options for CLI commands."""
 import functools
 import shutil
diff --git a/src/aiida_pseudo/cli/params/types.py b/src/aiida_pseudo/cli/params/types.py
index 36da262..ec29273 100644
--- a/src/aiida_pseudo/cli/params/types.py
+++ b/src/aiida_pseudo/cli/params/types.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Custom parameter types for command line interface commands."""
 from __future__ import annotations
 
diff --git a/src/aiida_pseudo/cli/root.py b/src/aiida_pseudo/cli/root.py
index 7a2868b..aaf930c 100644
--- a/src/aiida_pseudo/cli/root.py
+++ b/src/aiida_pseudo/cli/root.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Command line interface `aiida-pseudo`."""
 import click
 from aiida.cmdline.groups.verdi import VerdiCommandGroup
diff --git a/src/aiida_pseudo/cli/utils.py b/src/aiida_pseudo/cli/utils.py
index 0b89e4e..867cdec 100644
--- a/src/aiida_pseudo/cli/utils.py
+++ b/src/aiida_pseudo/cli/utils.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Command line interface utilities."""
 from contextlib import contextmanager
 from pathlib import Path
diff --git a/src/aiida_pseudo/common/__init__.py b/src/aiida_pseudo/common/__init__.py
index 979456c..6823d2b 100644
--- a/src/aiida_pseudo/common/__init__.py
+++ b/src/aiida_pseudo/common/__init__.py
@@ -1,2 +1 @@
-# -*- coding: utf-8 -*-
 """Module with common resources."""
diff --git a/src/aiida_pseudo/common/units.py b/src/aiida_pseudo/common/units.py
index 2d3cb0a..03ae06b 100644
--- a/src/aiida_pseudo/common/units.py
+++ b/src/aiida_pseudo/common/units.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module with constants for unit conversions."""
 from pint import UnitRegistry
 
diff --git a/src/aiida_pseudo/data/__init__.py b/src/aiida_pseudo/data/__init__.py
index e7f3988..aa22deb 100644
--- a/src/aiida_pseudo/data/__init__.py
+++ b/src/aiida_pseudo/data/__init__.py
@@ -1,2 +1 @@
-# -*- coding: utf-8 -*-
 """Module with implementations of :class:`aiida.orm.nodes.data.Data` plugins."""
diff --git a/src/aiida_pseudo/data/pseudo/__init__.py b/src/aiida_pseudo/data/pseudo/__init__.py
index ad3b465..60c0e61 100644
--- a/src/aiida_pseudo/data/pseudo/__init__.py
+++ b/src/aiida_pseudo/data/pseudo/__init__.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module with data plugins to represent pseudo potentials."""
 from .jthxml import *
 from .pseudo import *
diff --git a/src/aiida_pseudo/data/pseudo/jthxml.py b/src/aiida_pseudo/data/pseudo/jthxml.py
index db7fd8b..4d0868c 100644
--- a/src/aiida_pseudo/data/pseudo/jthxml.py
+++ b/src/aiida_pseudo/data/pseudo/jthxml.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module for data plugin to represent a pseudo potential in JTH XML format."""
 import pathlib
 import re
diff --git a/src/aiida_pseudo/data/pseudo/pseudo.py b/src/aiida_pseudo/data/pseudo/pseudo.py
index dca20dc..7719f1c 100644
--- a/src/aiida_pseudo/data/pseudo/pseudo.py
+++ b/src/aiida_pseudo/data/pseudo/pseudo.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Base class for data types representing pseudo potentials."""
 import io
 import pathlib
diff --git a/src/aiida_pseudo/data/pseudo/psf.py b/src/aiida_pseudo/data/pseudo/psf.py
index 19d7b8c..b60e31a 100644
--- a/src/aiida_pseudo/data/pseudo/psf.py
+++ b/src/aiida_pseudo/data/pseudo/psf.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module for data plugin to represent a pseudo potential in PSF format."""
 import pathlib
 import re
diff --git a/src/aiida_pseudo/data/pseudo/psml.py b/src/aiida_pseudo/data/pseudo/psml.py
index 9667b48..1b76bd6 100644
--- a/src/aiida_pseudo/data/pseudo/psml.py
+++ b/src/aiida_pseudo/data/pseudo/psml.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module for data plugin to represent a pseudo potential in PSML format."""
 import pathlib
 import re
diff --git a/src/aiida_pseudo/data/pseudo/psp8.py b/src/aiida_pseudo/data/pseudo/psp8.py
index 274e52a..bf00e93 100644
--- a/src/aiida_pseudo/data/pseudo/psp8.py
+++ b/src/aiida_pseudo/data/pseudo/psp8.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module for data plugin to represent a pseudo potential in Psp8 format."""
 import pathlib
 import typing
diff --git a/src/aiida_pseudo/data/pseudo/upf.py b/src/aiida_pseudo/data/pseudo/upf.py
index 5bc4a32..608ee54 100644
--- a/src/aiida_pseudo/data/pseudo/upf.py
+++ b/src/aiida_pseudo/data/pseudo/upf.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module for data plugin to represent a pseudo potential in UPF format."""
 import pathlib
 import re
diff --git a/src/aiida_pseudo/data/pseudo/vps.py b/src/aiida_pseudo/data/pseudo/vps.py
index fe733a5..7ef167f 100644
--- a/src/aiida_pseudo/data/pseudo/vps.py
+++ b/src/aiida_pseudo/data/pseudo/vps.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module for data plugin to represent a pseudo potential in VPS format."""
 import pathlib
 import re
diff --git a/src/aiida_pseudo/groups/__init__.py b/src/aiida_pseudo/groups/__init__.py
index c6f8c17..18e1bfe 100644
--- a/src/aiida_pseudo/groups/__init__.py
+++ b/src/aiida_pseudo/groups/__init__.py
@@ -1,2 +1 @@
-# -*- coding: utf-8 -*-
 """Module with implementations of :class:`aiida.orm.groups.Group` plugins."""
diff --git a/src/aiida_pseudo/groups/family/__init__.py b/src/aiida_pseudo/groups/family/__init__.py
index eb89279..65ec88f 100644
--- a/src/aiida_pseudo/groups/family/__init__.py
+++ b/src/aiida_pseudo/groups/family/__init__.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module with group plugins to represent pseudo potential families."""
 from .cutoffs import *
 from .pseudo import *
diff --git a/src/aiida_pseudo/groups/family/cutoffs.py b/src/aiida_pseudo/groups/family/cutoffs.py
index 8c2b5e6..c1bee11 100644
--- a/src/aiida_pseudo/groups/family/cutoffs.py
+++ b/src/aiida_pseudo/groups/family/cutoffs.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Subclass of ``PseudoPotentialFamily`` designed to represent a family with recommended cutoffs."""
 from ..mixins import RecommendedCutoffMixin
 from .pseudo import PseudoPotentialFamily
diff --git a/src/aiida_pseudo/groups/family/pseudo.py b/src/aiida_pseudo/groups/family/pseudo.py
index e5187e2..4463668 100644
--- a/src/aiida_pseudo/groups/family/pseudo.py
+++ b/src/aiida_pseudo/groups/family/pseudo.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Subclass of ``Group`` that serves as a base class for representing pseudo potential families."""
 import re
 from typing import List, Mapping, Optional, Tuple, Union
diff --git a/src/aiida_pseudo/groups/family/pseudo_dojo.py b/src/aiida_pseudo/groups/family/pseudo_dojo.py
index af6312f..7ffc33b 100644
--- a/src/aiida_pseudo/groups/family/pseudo_dojo.py
+++ b/src/aiida_pseudo/groups/family/pseudo_dojo.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Subclass of `PseudoPotentialFamily` designed to represent a PseudoDojo configuration."""
 from __future__ import annotations
 
diff --git a/src/aiida_pseudo/groups/family/sssp.py b/src/aiida_pseudo/groups/family/sssp.py
index 45beb9b..d1b7f32 100644
--- a/src/aiida_pseudo/groups/family/sssp.py
+++ b/src/aiida_pseudo/groups/family/sssp.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Subclass of ``PseudoPotentialFamily`` designed to represent an SSSP configuration."""
 from typing import NamedTuple, Optional, Sequence
 
diff --git a/src/aiida_pseudo/groups/mixins/__init__.py b/src/aiida_pseudo/groups/mixins/__init__.py
index 9d1b576..ccdc744 100644
--- a/src/aiida_pseudo/groups/mixins/__init__.py
+++ b/src/aiida_pseudo/groups/mixins/__init__.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Module containing various mixins for ``Group`` subclasses."""
 from .cutoffs import *
 
diff --git a/src/aiida_pseudo/groups/mixins/cutoffs.py b/src/aiida_pseudo/groups/mixins/cutoffs.py
index e47bf4f..e19ba92 100644
--- a/src/aiida_pseudo/groups/mixins/cutoffs.py
+++ b/src/aiida_pseudo/groups/mixins/cutoffs.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Mixin that adds support of recommended cutoffs to a ``Group`` subclass, using its extras."""
 import warnings
 from typing import Optional
diff --git a/tests/__init__.py b/tests/__init__.py
index bc3708e..402b6ae 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -1,2 +1 @@
-# -*- coding: utf-8 -*-
 """Tests for the :mod:`aiida_pseudo` module."""
diff --git a/tests/cli/__init__.py b/tests/cli/__init__.py
index 20c6466..638b907 100644
--- a/tests/cli/__init__.py
+++ b/tests/cli/__init__.py
@@ -1,2 +1 @@
-# -*- coding: utf-8 -*-
 """Tests for the :mod:`aiida_pseudo.cli` module."""
diff --git a/tests/cli/params/__init__.py b/tests/cli/params/__init__.py
index 42d21b1..6cf2e10 100644
--- a/tests/cli/params/__init__.py
+++ b/tests/cli/params/__init__.py
@@ -1,2 +1 @@
-# -*- coding: utf-8 -*-
 """Tests for the :mod:`aiida_pseudo.cli.params` module."""
diff --git a/tests/cli/params/test_types.py b/tests/cli/params/test_types.py
index 78083a0..e5f5fb4 100644
--- a/tests/cli/params/test_types.py
+++ b/tests/cli/params/test_types.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the :mod:`~aiida_pseudo.cli.params.types` module."""
 import click
 import pytest
diff --git a/tests/cli/test_family.py b/tests/cli/test_family.py
index 71c151a..0463527 100644
--- a/tests/cli/test_family.py
+++ b/tests/cli/test_family.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the command `aiida-pseudo family`."""
 import json
 from copy import deepcopy
diff --git a/tests/cli/test_install.py b/tests/cli/test_install.py
index 7c11784..69f659a 100644
--- a/tests/cli/test_install.py
+++ b/tests/cli/test_install.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for `aiida-pseudo install`."""
 import contextlib
 import json
diff --git a/tests/cli/test_list.py b/tests/cli/test_list.py
index 8e3d250..dcf2178 100644
--- a/tests/cli/test_list.py
+++ b/tests/cli/test_list.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the command `aiida-pseudo list`."""
 from aiida_pseudo.cli import cmd_list
 from aiida_pseudo.cli.list import PROJECTIONS_VALID
diff --git a/tests/cli/test_root.py b/tests/cli/test_root.py
index 3adb41c..d3433ef 100644
--- a/tests/cli/test_root.py
+++ b/tests/cli/test_root.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for CLI commands."""
 from __future__ import annotations
 
diff --git a/tests/cli/test_utils.py b/tests/cli/test_utils.py
index 75f3874..965e8b0 100644
--- a/tests/cli/test_utils.py
+++ b/tests/cli/test_utils.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Test the command line interface utilities."""
 import shutil
 import tarfile
diff --git a/tests/conftest.py b/tests/conftest.py
index 0468071..9206f37 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Configuration and fixtures for unit test suite."""
 import io
 import os
diff --git a/tests/data/__init__.py b/tests/data/__init__.py
index d173600..714978e 100644
--- a/tests/data/__init__.py
+++ b/tests/data/__init__.py
@@ -1,2 +1 @@
-# -*- coding: utf-8 -*-
 """Tests for the :mod:`aiida_pseudo.data` module."""
diff --git a/tests/data/pseudo/__init__.py b/tests/data/pseudo/__init__.py
index 5840565..0f8a064 100644
--- a/tests/data/pseudo/__init__.py
+++ b/tests/data/pseudo/__init__.py
@@ -1,2 +1 @@
-# -*- coding: utf-8 -*-
 """Tests for the :mod:`aiida_pseudo.data.pseudo` module."""
diff --git a/tests/data/pseudo/test_common.py b/tests/data/pseudo/test_common.py
index 7c6fb04..d3d183b 100644
--- a/tests/data/pseudo/test_common.py
+++ b/tests/data/pseudo/test_common.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests that are common to all data plugins in the :py:mod:`~aiida_pseudo.data.pseudo` module."""
 import pytest
 from aiida import plugins
diff --git a/tests/data/pseudo/test_jthxml.py b/tests/data/pseudo/test_jthxml.py
index 8a6f763..cf16506 100644
--- a/tests/data/pseudo/test_jthxml.py
+++ b/tests/data/pseudo/test_jthxml.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the :py:`~aiida_pseudo.data.pseudo.jthxml` module."""
 import io
 import pathlib
diff --git a/tests/data/pseudo/test_pseudo.py b/tests/data/pseudo/test_pseudo.py
index 0bd9a03..db0e992 100644
--- a/tests/data/pseudo/test_pseudo.py
+++ b/tests/data/pseudo/test_pseudo.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the :py:mod:`~aiida_pseudo.data.pseudo.pseudo` module."""
 import io
 import pathlib
diff --git a/tests/data/pseudo/test_psf.py b/tests/data/pseudo/test_psf.py
index 309a33c..92697a0 100644
--- a/tests/data/pseudo/test_psf.py
+++ b/tests/data/pseudo/test_psf.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the :py:`~aiida_pseudo.data.pseudo.psf` module."""
 import io
 import pathlib
diff --git a/tests/data/pseudo/test_psml.py b/tests/data/pseudo/test_psml.py
index 11ba011..50c0636 100644
--- a/tests/data/pseudo/test_psml.py
+++ b/tests/data/pseudo/test_psml.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the :py:`~aiida_pseudo.data.pseudo.psml` module."""
 import io
 import pathlib
diff --git a/tests/data/pseudo/test_psp8.py b/tests/data/pseudo/test_psp8.py
index 7522441..94d8c73 100644
--- a/tests/data/pseudo/test_psp8.py
+++ b/tests/data/pseudo/test_psp8.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the :py:`~aiida_pseudo.data.pseudo.psp8` module."""
 import io
 import pathlib
diff --git a/tests/data/pseudo/test_upf.py b/tests/data/pseudo/test_upf.py
index 0d233d6..2c03dca 100644
--- a/tests/data/pseudo/test_upf.py
+++ b/tests/data/pseudo/test_upf.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the :py:`~aiida_pseudo.data.pseudo.upf` module."""
 import io
 import pathlib
diff --git a/tests/data/pseudo/test_vps.py b/tests/data/pseudo/test_vps.py
index 55c2b56..a86d201 100644
--- a/tests/data/pseudo/test_vps.py
+++ b/tests/data/pseudo/test_vps.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the :py:`~aiida_pseudo.data.pseudo.vps` module."""
 import io
 import pathlib
diff --git a/tests/groups/__init__.py b/tests/groups/__init__.py
index 367236a..b090fd6 100644
--- a/tests/groups/__init__.py
+++ b/tests/groups/__init__.py
@@ -1,2 +1 @@
-# -*- coding: utf-8 -*-
 """Tests for the :mod:`aiida_pseudo.groups` module."""
diff --git a/tests/groups/family/__init__.py b/tests/groups/family/__init__.py
index 619454f..418a85c 100644
--- a/tests/groups/family/__init__.py
+++ b/tests/groups/family/__init__.py
@@ -1,2 +1 @@
-# -*- coding: utf-8 -*-
 """Tests for the :mod:`aiida_pseudo.groups.family` module."""
diff --git a/tests/groups/family/test_pseudo.py b/tests/groups/family/test_pseudo.py
index b9e1f9b..11380db 100644
--- a/tests/groups/family/test_pseudo.py
+++ b/tests/groups/family/test_pseudo.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the `PseudoPotentialFamily` class."""
 import shutil
 
diff --git a/tests/groups/family/test_pseudo_dojo.py b/tests/groups/family/test_pseudo_dojo.py
index 3692e97..88f3d7b 100644
--- a/tests/groups/family/test_pseudo_dojo.py
+++ b/tests/groups/family/test_pseudo_dojo.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the `PseudoDojoFamily` class."""
 import pytest
 from aiida_pseudo.data.pseudo import JthXmlData, PsmlData, Psp8Data, UpfData
diff --git a/tests/groups/family/test_sssp.py b/tests/groups/family/test_sssp.py
index c1d3efe..5db6fa4 100644
--- a/tests/groups/family/test_sssp.py
+++ b/tests/groups/family/test_sssp.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the `SsspFamily` class."""
 import pytest
 from aiida_pseudo.data.pseudo.upf import UpfData
diff --git a/tests/groups/mixins/__init__.py b/tests/groups/mixins/__init__.py
index 0a3216b..8c4c097 100644
--- a/tests/groups/mixins/__init__.py
+++ b/tests/groups/mixins/__init__.py
@@ -1,2 +1 @@
-# -*- coding: utf-8 -*-
 """Tests for the :mod:`aiida_pseudo.groups.mixins` module."""
diff --git a/tests/groups/mixins/test_cutoffs.py b/tests/groups/mixins/test_cutoffs.py
index 82b7a0d..aefceee 100644
--- a/tests/groups/mixins/test_cutoffs.py
+++ b/tests/groups/mixins/test_cutoffs.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Tests for the :mod:`aiida_pseudo.groups.mixins.cutoffs` module."""
 import copy