/usr/share/doc/python-pyqtgraph-doc/html/_sources/widgets/busycursor.txt is in python-pyqtgraph-doc 0.9.8-3.
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 | BusyCursor
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.. autoclass:: pyqtgraph.BusyCursor
:members:
.. automethod:: pyqtgraph.BusyCursor.__init__
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