Use pyproject.toml and make install easier

.github/workflows/main.yml

@@ -33,12 +33,11 @@ jobs:
       run: |
         sudo apt install libimage-exiftool-perl -y
         sudo apt-get install -y netcdf-bin
-    - name: Install dependencies
+    - name: Install dependencies and checksit
       run: |
         python -m pip install --upgrade pip
         pip install flake8 black pytest
-        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-        if [ -f requirements_dev.txt ]; then pip install -r requirements_dev.txt; fi
+        pip install '.[dev]'
     - name: Test with pytest
       run: |
         export UDUNITS2_XML_PATH=/opt/share/udunits/udunits2.xml

LICENSE

@@ -1,4 +1,4 @@
-Copyright 2020 United Kingdom Research and Innovation
+Copyright 2025 United Kingdom Research and Innovation
 
 Authors: Ag Stephens
 
@@ -23,4 +23,4 @@ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-POSSIBILITY OF SUCH DAMAGE.
+POSSIBILITY OF SUCH DAMAGE.

checksit/config.py

@@ -1,6 +1,17 @@
 import os
 from configparser import ConfigParser
 from itertools import chain
+import sys
+
+if sys.version_info >= (3, 9):
+    from importlib.resources import files
+else:
+    from importlib_resources import files as imported_files
+    def files(package):
+        return imported_files(package)
+
+
+PACKAGE_ROOT = files("checksit")
 
 # Global CONFIG used by other packages
 _CONFIG = None
@@ -19,7 +30,8 @@ def get_config(package=None):
 
 def _gather_config_files(package=None):
     conf_files = []
-    _config = os.path.join(os.path.dirname(__file__), "etc", ini_file)
+    #_config = os.path.join(os.path.dirname(__file__), "etc", ini_file)
+    _config = os.path.join(str(PACKAGE_ROOT), "etc", ini_file)
 
     if not os.path.isfile(_config):
         print(f"[WARN] Cannot load default config file from: {_config}")
@@ -101,6 +113,7 @@ def _load_config(package=None):
     conf = ConfigParser()
 
     conf.read(conf_files)
+    conf["settings"].update({'basedir': str(PACKAGE_ROOT)})
     config = {}
 
     mappers = _get_mappers(conf)