/usr/lib/python3/dist-packages/pyqtgraph/opengl/ is in python3-pyqtgraph 0.9.8-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/dist-packages/pyqtgraph/opengl/GLGraphicsItem.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/GLViewWidget.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/MeshData.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/__init__.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/glInfo.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/GLAxisItem.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/GLBarGraphItem.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/GLBoxItem.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/GLGridItem.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/GLImageItem.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/GLLinePlotItem.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/GLMeshItem.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/GLScatterPlotItem.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/GLSurfacePlotItem.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/GLVolumeItem.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/items/__init__.py
/usr/lib/python3/dist-packages/pyqtgraph/opengl/shaders.py