Bump actions/checkout from 3 to 4 (#926)

* Bump actions/checkout from 3 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

* Fix flake8 errors on type comparison

---------

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Jan Pieter Waagmeester <[email protected]>

.github/workflows/ci.yml

@@ -5,23 +5,23 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/[email protected]
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: python -m pip install --upgrade black
       - run: black --check .
 
   flake8:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/[email protected]
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: python -m pip install flake8
       - run: flake8
 
   isort:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/[email protected]
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: python -m pip install -r requirements/common.pip isort==5.6.4
       - run: isort --diff --check django_tables2 test
 
@@ -42,7 +42,7 @@ jobs:
         uses: actions/[email protected]
         with:
           python-version: ${{ matrix.python-version }}
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/[email protected]
         with:
           path: ~/.cache/pip
@@ -61,7 +61,7 @@ jobs:
   docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/[email protected]
         with:
             python-version: "3.11"

tests/columns/test_timecolumn.py

@@ -34,7 +34,7 @@ class Table(tables.Table):
             class Meta:
                 model = TimeModel
 
-        assert type(Table.base_columns["field"]) == tables.TimeColumn
+        assert type(Table.base_columns["field"]) is tables.TimeColumn
 
     def test_value_returns_a_raw_value_without_html(self):
         class Table(tables.Table):

tests/columns/test_urlcolumn.py

@@ -35,7 +35,7 @@ class Table(tables.Table):
             class Meta:
                 model = URLModel
 
-        assert type(Table.base_columns["field"]) == tables.URLColumn
+        assert type(Table.base_columns["field"]) is tables.URLColumn
 
     def test_text_can_be_overridden(self):
         class Table(tables.Table):