old_contents: # -*- coding: utf-8 -*-
  import os
  import glob
  import pathlib2 as pathlib
  from pybtex.database.input import bibtex
  
  
  def handle_files_args(*paths_args):
      """
      Handle file(s) arguments from command line
  
      This method takes the string(s) which were passed to the cli which indicate the files on which to operate. It expands the path arguments and creates a list of `pathlib.Path` objects which unambiguously point to the files indicated by the cli arguments.
  
      :param str *paths_args: Paths to files.
      :rtype: list
      """
      paths = []
  
      for paths_arg in paths_args:
          # Handle paths implicitly rooted at user home dir
          paths_arg = os.path.expanduser(paths_arg)
  
          # Expand wildcards
          paths_arg = glob.glob(paths_arg)
  
          # Create list of pathlib.Path objects
          paths.extend([pathlib.Path(path_arg) for path_arg in paths_arg])
  
      return paths
  
  
  def import_bib_files(*paths):
      """
      Create dictionary of path and corresponding BibTeX
  
      For each argument passed to this method, the corresponding BibTeX file is parsed. This method constructs a dictionary with each `pathlib.Path` argument as a key and the corresponding parsed BibTeX as the value. If the file specified by an argument to this method cannot be parsed, a value of `None` is recorded in the dictionary.
  
      :param patlib.Path *paths: Path to BibTeX file.    
      :rtype dict:
      """
      bibs_paths_dict = {}
      for path in paths:
          parser = bibtex.Parser()
          fqpn = str(path.resolve())
          try:
              bib = parser.parse_file(fqpn)
              del parser
          except:
              bib = None
          bibs_paths_dict[path] = bib
  
      return bibs_paths_dict
  
  
new_contents: # -*- coding: utf-8 -*-
  import os
  import glob
  import pathlib2 as pathlib
  from pybtex.database.input import bibtex
  
  
  def handle_files_args(*paths_args):
      """
      Handle file(s) arguments from command line
  
      This method takes the string(s) which were passed to the cli which indicate the files on which to operate. It expands the path arguments and creates a list of `pathlib.Path` objects which unambiguously point to the files indicated by the cli arguments.
  
      :param str *paths_args: Paths to files.
      :rtype: list
      """
      paths = []
  
      for paths_arg in paths_args:
          # Handle paths implicitly rooted at user home dir
          paths_arg = os.path.expanduser(paths_arg)
  
          # Expand wildcards
          paths_arg = glob.glob(paths_arg)
  
          # Create list of pathlib.Path objects
          paths.extend([pathlib.Path(path_arg) for path_arg in paths_arg])
  
      return paths
  
  
  def import_bib_files(*paths):
      """
      Create dictionary of path and corresponding BibTeX
  
      For each argument passed to this method, the corresponding BibTeX file is parsed. This method constructs a dictionary with each `pathlib.Path` argument as a key and the corresponding parsed BibTeX as the value. If the file specified by an argument to this method cannot be parsed, a value of `None` is recorded in the dictionary.
  
      :param patlib.Path *paths: Path to BibTeX file.
      :rtype dict:
      """
      bibs_paths_dict = {}
      for path in paths:
          parser = bibtex.Parser()
          fqpn = str(path.resolve())
          try:
              bib = parser.parse_file(fqpn)
              del parser
          except:
              bib = None
          bibs_paths_dict[path] = bib
  
      return bibs_paths_dict
  
subject: Fix pep8 issues