Dropped Python 3.8: remove unnecessary from __future__ import annotations statements

Author: PierreRaybaut

doc/dev/contribute.rst

@@ -19,8 +19,9 @@ Moreover, the following guidelines should be followed:
   should follow the `Google style <http://google-styleguide.googlecode.com/svn/trunk/pyguide.html?showone=Comments#Comments>`_.
 
 * Add typing annotations for all functions and methods. The annotations should
-  use the future syntax (``from __future__ import annotations``) and the
-  ``if TYPE_CHECKING`` pattern to avoid circular imports (see
+  use the future syntax ``from __future__ import annotations`` (see
+  `PEP 563 <https://www.python.org/dev/peps/pep-0563/>`_)
+  and the ``if TYPE_CHECKING`` pattern to avoid circular imports (see
   `PEP 484 <https://www.python.org/dev/peps/pep-0484/>`_).
 
 .. note::

guidata/configtools.py

@@ -34,8 +34,6 @@
 .. autofunction:: add_image_module_path
 """
 
-from __future__ import annotations
-
 import gettext
 import os
 import os.path as osp

guidata/dataset/autodoc.py

@@ -3,8 +3,6 @@
 classes.
 """
 
-from __future__ import annotations
-
 import logging
 import re
 from inspect import Parameter, Signature

guidata/dataset/conv.py

@@ -22,8 +22,6 @@
 .. autofunction:: guidata.dataset.create_dataset_from_dict
 """
 
-from __future__ import annotations
-
 import inspect
 from typing import TYPE_CHECKING, Any
 

guidata/dataset/note_directive.py

@@ -4,8 +4,6 @@
 
 """Sphinx directive to display a note about how to instanciate a dataset class"""
 
-from __future__ import annotations
-
 from typing import TYPE_CHECKING, Type
 
 from docutils import nodes

guidata/dataset/qtitemwidgets.py

@@ -15,8 +15,6 @@
 Example: ChoiceWidget <--> ChoiceItem, ImageChoiceItem
 """
 
-from __future__ import annotations
-
 import datetime
 import os
 import os.path as osp

guidata/env.py

@@ -7,8 +7,6 @@
 Execution environmnent utilities
 """
 
-from __future__ import annotations
-
 import argparse
 import enum
 import os

guidata/io/base.py

@@ -120,11 +120,12 @@ def end(self, section: str) -> None:
             section (str): The name of the section to end.
         """
         sect = self.option.pop(-1)
-        assert (
-            sect == section
-        ), "Ending section does not match the current section: %s != %s" % (
-            sect,
-            section,
+        assert sect == section, (
+            "Ending section does not match the current section: %s != %s"
+            % (
+                sect,
+                section,
+            )
         )
 
 

guidata/io/h5fmt.py

@@ -7,8 +7,6 @@
 HDF5 files (.h5)
 """
 
-from __future__ import annotations
-
 import datetime
 import sys
 from collections.abc import Callable, Sequence

guidata/io/inifmt.py

@@ -7,8 +7,6 @@
 Configuration files (.ini)
 """
 
-from __future__ import annotations
-
 from typing import Any
 
 from guidata.io.base import BaseIOHandler, GroupContext, WriterMixin