Compatibility with Django 4.2

.editorconfig

@@ -1,19 +1,28 @@
-# EditorConfig is awesome: http://EditorConfig.org
+# Defines the coding style for different editors and IDEs.
+# http://editorconfig.org
 
 # top-most EditorConfig file
 root = true
 
-# Unix-style newlines with a newline ending every file
+# Rules for source code.
 [*]
+charset = utf-8
 end_of_line = lf
 insert_final_newline = true
+indent_size = 2
+indent_style = space
+trim_trailing_whitespace = true
 
+# Rules for Python code.
 [*.py]
-charset = utf-8
-indent_style = space
 indent_size = 4
 
+# Rules for markdown documents.
+[*.md]
+indent_size = 4
+trim_trailing_whitespace = false
+
+# Rules for makefile
 [Makefile]
-charset = utf-8
 indent_style = tab
-indent_size = 8
+indent_size = 4

.github/pull_request_template.md

@@ -0,0 +1,11 @@
+### Summary
+- Write a quick summary of what this PR is for
+
+
+##### Related Links
+- Paste link to ticket or any other related sites here 
+
+##### Ready for QA Checklist
+- [ ] Code Review
+- [ ] Dev QA
+- [ ] Rebase and Squash

.github/workflows/release.yml

@@ -0,0 +1,32 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - '*'
+  workflow_dispatch:
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.12"]
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip setuptools poetry tox-gh-actions
+          poetry install
+      - name: Build wheels and source tarball
+        run: poetry build
+      - name: publish to PyPi
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          user: __token__
+          password: ${{ secrets.PYPI_API_TOKEN }}
+          skip_existing: true

.github/workflows/validate.yml

@@ -0,0 +1,39 @@
+name: Validate
+
+on:
+  push:
+    branches:
+      - develop
+      - master
+      - main
+      - 'release/**'
+  pull_request:
+    branches:
+      - '*'
+  workflow_dispatch:
+
+jobs:
+  validate:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.12"]
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip setuptools poetry
+          poetry install
+      - name: Linting
+        run: |
+          poetry run isort .
+          poetry run black .
+          poetry run flake8 . --extend-ignore=D,E501,W601 --extend-exclude=docs/ --statistics --count
+      - name: Security
+        run: poetry run bandit -c pyproject.toml -r .
+      - name: Testing
+        run: poetry run python ./runtests.py

.gitignore

@@ -1,15 +1,58 @@
 *.py[co]
-.project
-.pydevproject
-*~
-*.db
-*.orig
-*.DS_Store
+*.swp
+*.bak
+
+# docs
+_build
+
+# Packages
+*.egg
+*.egg-info
+dist
+build
+eggs
+parts
+bin
+var
+sdist
+develop-eggs
+.installed.cfg
+
+# Installer logs
+pip-log.txt
+
+# Unit test / coverage reports
 .coverage
-.idea
 .tox
-*.egg-info/*
-docs/_build/*
-dist/*
-*.swp
-.vscode/*
+
+.idea
+
+.DS_Store
+
+#Translations
+*.mo
+
+#Mr Developer
+.mr.developer.cfg
+
+# Configuration
+sdelint.cnf
+
+#generated data
+usecases/output.csv
+
+# Test files
+info.log
+htmlcov/
+
+#ides
+.idea
+.vscode
+
+#custom cert bundle
+my_root_certs.crt
+
+# symbolic links
+.flake8
+
+conf/

.pre-commit-config.yaml

@@ -0,0 +1,37 @@
+repos:
+- repo: https://github.com/Lucas-C/pre-commit-hooks
+  rev: v1.1.13
+  hooks:
+  - id: forbid-crlf
+  - id: remove-crlf
+  - id: forbid-tabs
+    exclude_types: [csv]
+  - id: remove-tabs
+    exclude_types: [csv]
+
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v4.1.0
+  hooks:
+  - id: trailing-whitespace
+  - id: end-of-file-fixer
+  - id: check-merge-conflict
+  - id: check-yaml
+    args: [--unsafe]
+
+- repo: https://github.com/pre-commit/mirrors-isort
+  rev: v5.10.1
+  hooks:
+  - id: isort
+
+- repo: https://github.com/ambv/black
+  rev: 22.3.0
+  hooks:
+  - id: black
+    language_version: python3.12
+
+- repo: https://github.com/pycqa/flake8
+  rev: 3.9.2
+  hooks:
+  - id: flake8
+    additional_dependencies: [flake8-typing-imports==1.10.0]
+    exclude: ^tests

Makefile

@@ -1,11 +1,7 @@
-init:
-	pip install -r requirements.txt
-
 lint:
-	flake8 --max-line-length 120 --extend-ignore=D
+	poetry run black .
+	poetry run isort .
+	poetry run flake8 . --extend-ignore=D,E501,W601 --extend-exclude=docs/ --statistics --count
 
 test:
-	./runtests.py
-
-coverage:
-	coverage run --source=multi_import runtests.py && coverage report
+	poetry run python ./runtests.py

README.md

@@ -0,0 +1,13 @@
+# django-multi-import
+
+Import/export multi Django resources together atomically.
+
+## Usage
+
+You can run the tests with via::
+
+    python setup.py test
+
+or::
+
+    python runtests.py

multi_import/cache.py

@@ -1,8 +1,6 @@
 from collections import defaultdict
 
 from django.core.exceptions import MultipleObjectsReturned
-import six
-from tablib.compat import unicode
 
 
 class CachedObject(object):
@@ -29,7 +27,7 @@ def __len__(self):
 
     @staticmethod
     def _get_value_key(field, value):
-        return unicode(value).lower() if field.endswith("__iexact") else unicode(value)
+        return str(value).lower() if field.endswith("__iexact") else str(value)
 
     def add(self, obj):
         cached_obj = CachedObject(obj)
@@ -48,7 +46,7 @@ def add(self, obj):
         self.object_count += 1
 
     def get(self, field, value, default=None):
-        if isinstance(field, six.string_types):
+        if isinstance(field, str):
             field = (field,)
             value = (value,)
 
@@ -67,9 +65,7 @@ def get(self, field, value, default=None):
 
     def find(self, value, fields=None):
         fields = fields or self.lookup_fields
-        single_fields = (
-            field for field in fields if isinstance(field, six.string_types)
-        )
+        single_fields = (field for field in fields if isinstance(field, str))
         for field in single_fields:
             result = self.get(field, value)
             if result:
@@ -79,7 +75,7 @@ def find(self, value, fields=None):
     def match(self, data, fields=None):
         fields = fields or self.lookup_fields
         for field in fields:
-            if isinstance(field, six.string_types):
+            if isinstance(field, str):
                 value = data.get(field, None)
             else:
                 value = [data.get(f) for f in field]
@@ -98,8 +94,7 @@ def _flatten_fields(self, fields):
         return set(
             item
             for sublist in (
-                (item,) if isinstance(item, six.string_types) else item
-                for item in fields
+                (item,) if isinstance(item, str) else item for item in fields
             )
             for item in sublist
         )