old_contents: from __future__ import unicode_literals
  
  __author__ = "Shyue Ping Ong, William Davidson Richards, Stephen Dacek, Xiaohui Qu, Matthew Horton, Samuel M. Blau"
  __version__ = "2020.4.27"
  
  from .custodian import Custodian
new_contents: from __future__ import unicode_literals
  
  __author__ = "Shyue Ping Ong, William Davidson Richards, Stephen Dacek, Xiaohui Qu, Matthew Horton, Samuel M. Blau"
  __version__ = "2020.4.27"
  
  from .custodian import Custodian
  
subject: Fix missing newline.