feat: replaced pipenv to poetry

.github/workflows/python-package.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.6, 3.7, 3.8]
+        python-version: [3.6, 3.7, 3.8, 3.9]
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python-version }}
@@ -24,11 +24,13 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install pipenv
-        pipenv install --dev --system
+        pip install poetry
+        poetry install --extras "all" --no-interaction --no-root
+      env:
+        POETRY_VIRTUALENVS_CREATE: false
     - name: Test with pytest
       run: |
-        python setup.py test
+        pytest --cov=pyms --cov=tests tests/
     - name: Run mypy
       continue-on-error: true
       run: |
@@ -40,9 +42,9 @@ jobs:
     - name: Lint with pylint
       run: |
         pylint --rcfile=pylintrc pyms
-#    - name: Security safety
-#      run: |
-#        safety check
+    - name: Security safety
+      run: |
+        safety check
     - name: Security bandit
       run: |
         bandit -r pyms/