/usr/share/doc/python-pyqtgraph-doc/html/_sources/graphicsItems/plotcurveitem.txt is in python-pyqtgraph-doc 0.9.10-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 | PlotCurveItem
=============
.. autoclass:: pyqtgraph.PlotCurveItem
:members:
.. automethod:: pyqtgraph.PlotCurveItem.__init__
|