Upgrade python version to 3.8 (#31)

* upgrade min python version 3.8, pandas/numpy deps

Co-authored-by: Umit Cavus Buyuksahin <ucbuyuksahin@gmail.com>

Author: MarleneKress79789

.github/workflows/check_setup_py.yaml

@@ -7,15 +7,15 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.6]
+        python-version: [3.8]
     runs-on: ubuntu-latest
 
     steps:
     - uses: actions/checkout@v2
     - uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
-    - uses: abatilo/actions-poetry@v2.0.0
+    - uses: abatilo/actions-poetry@v2.1.4
     - name: Run packaging update
       run: bash githooks/update_setup_py.sh
     - name: Show changes on working copy

.github/workflows/pytest.yaml

@@ -7,7 +7,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.6]
+        python-version: [3.8]
     runs-on: ubuntu-latest
 
     steps:
@@ -16,10 +16,7 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install Poetry
-      uses: abatilo/actions-poetry@v2.0.0
-    - name: Install lapack/blas for Numpy from source
-      run: sudo apt-get update && sudo apt-get install -y liblapack-dev libblas-dev
-      #highly recommended for numpy from source, check https://numpy.org/devdocs/user/building.html#prerequisites
+      uses: abatilo/actions-poetry@v2.1.4
     - name: Install dependencies
       run: poetry install
     - name: Run pytest

pyproject.toml

@@ -17,9 +17,9 @@ homepage = "https://github.com/exasol/udf-mock-python"
 keywords = ['exasol', 'udf', 'mock', 'testing']
 
 [tool.poetry.dependencies]
-python = ">=3.6.1"
-pandas = "1.1.5"# last version with support for python 3.6
-numpy =  { git = "https://github.com/numpy/numpy.git", branch = "maintenance/1.19.x" } # last version with support for python 3.6 + latest security fixes
+python = ">=3.8"
+pandas = "^1.4"
+numpy =  "^1.22"
 dill = "^0.3.2"
 
 [tool.poetry.dev-dependencies]

setup.py

@@ -8,9 +8,7 @@
 {'': ['*']}
 
 install_requires = \
-['dill>=0.3.2,<0.4.0',
- 'numpy @ git+https://github.com/numpy/numpy.git@maintenance/1.19.x',
- 'pandas==1.1.5']
+['dill>=0.3.2,<0.4.0', 'numpy>=1.22,<2.0', 'pandas>=1.4,<2.0']
 
 setup_kwargs = {
     'name': 'exasol-udf-mock-python',
@@ -25,7 +23,7 @@
     'packages': packages,
     'package_data': package_data,
     'install_requires': install_requires,
-    'python_requires': '>=3.6.1',
+    'python_requires': '>=3.8',
 }