Add python workflow and dependencies file

.github/workflows/python.yml

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+name: Python package
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.7", "3.8", "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 ruff pytest
+          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+          sudo apt install exiftran exiftool pmount 
+      - name: Lint with ruff
+        run: |
+          # stop the build if there are Python syntax errors or undefined names
+          ruff --format=github --select=E9,F63,F7,F82 --target-version=py37 .
+          # default set of ruff rules with GitHub Annotations
+          ruff --format=github --target-version=py37 .
+      - name: Test with pytest
+        run: |
+          pytest

requirements.txt

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+progressbar==2.5
+psutil==5.9.5
+PyExifTool==0.5.5