Do not share docdir. It creates problem during package updates.
In case you have both python2 and python3 version installed, update of one requires update of the other too.
"file /usr/share/doc/python-mysql/FAQ.rst from install of python3-mysql-1.4.4-1.fc30.x86_64 conflicts with file from package python2-mysql-1.3.14-1.fc30.x86_64"