Reduce linting errors.

HDF5_externalLink.py

 import h5py
 
 # Shows how to create an externalLink (symbolic) to a hdf5 File
-#Documentation available at: https://docs.h5py.org/en/stable/high/group.html#external-links
+# Documentation available at:
+#    https://docs.h5py.org/en/stable/high/group.html#external-links
 myfile = h5py.File('./example.h5', 'w')
 myfile['ext link'] = h5py.ExternalLink("testdata_2.h5", "/")
 
 myfile.close()
-

filecompare.py

 # -*- coding: utf-8 -*-
 """
-Created on Tue Oct 12 13:09:35 2021
+Created on Tue Oct 12 13:09:35 2021.
 
 @author: Richter
 """