old_contents: import os
  import sys
  
  
  def add_bin_to_path():
      BINPATH = os.path.abspath(
          os.path.join(os.path.dirname(__file__), '../HOME/bin'))
      sys.path.append(BINPATH)
  
new_contents: import os
  import sys
  
  
  def add_bin_to_path():
      binpath = os.path.abspath(
          os.path.join(os.path.dirname(__file__), '../HOME/bin'))
      sys.path.append(binpath)
  
subject: Fix code style