fixed file read instructions that was OS-dependent

added test workflow for multiple OSs and multiple python versions
python version dependency relaxed to v3.9

.github/workflows/code_testing.yml

@@ -0,0 +1,31 @@
+name: Code Testing
+
+on: [ push ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ ubuntu-latest, macos-latest, windows-latest ]
+        python-version: [ "3.9", "3.10", "3.11" ]
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Testing with pytest
+        run: pytest ./json2graph/tests/test_main.py

json2graph/modules/globals.py

@@ -10,7 +10,7 @@
 
 # Guarantees that the file will be found as it searches using this file as basis
 package_dir = os.path.dirname(os.path.dirname(__file__))
-metadata_file = os.path.join(package_dir, "resources\metadata.yaml")
+metadata_file = os.path.join(package_dir, "resources" + os.sep + "metadata.yaml")
 
 # Loads metadata_file into a dictionary
 try:

json2graph/resources/metadata.yaml

@@ -11,7 +11,7 @@ tool:
     authors:
     - Pedro Paulo F. Barcelos <[email protected]>
     dependencies:
-      python: ^3.11
+      python: ^3.9
       pyyaml: ^6.0.1
       rdflib: ^7.0.0
       validators: ^0.22.0
@@ -34,4 +34,4 @@ tool:
     repository: https://w3id.org/ontouml/json2graph
     urls:
       PyPi Project: https://pypi.org/project/ontouml-json2graph/
-    version: 1.2.0
+    version: 1.2.1

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "ontouml-json2graph"
-version = "1.2.0"
+version = "1.2.1"
 description = "OntoUML JSON2Graph Decoder"
 license = "Apache-2.0"
 authors = ["Pedro Paulo F. Barcelos <[email protected]>"]
@@ -21,7 +21,7 @@ conformsToBase = "https://w3id.org/ontouml#"
 conformsToVersion = "v1.1.0"
 
 [tool.poetry.dependencies]
-python = "^3.11"
+python = "^3.9"
 pyyaml = "^6.0.1"
 rdflib = "^7.0.0"
 validators = "^0.22.0"

setup_metadata.py

@@ -5,8 +5,10 @@
 
 from json2graph.modules.errors import report_error_io_read, report_error_io_write
 
+# MUST BE EXECUTED FROM JSON2GRAPH FOLDER
+
 metadata_file_read = ".." + os.sep + "pyproject.toml"
-metadata_file_write = ".." + os.sep + "json2graph/resources/metadata.yaml"
+metadata_file_write = ".." + os.sep + "json2graph" + os.sep + "resources" + os.sep + "metadata.yaml"
 
 # Loads pyproject.toml file into a dictionary
 try: