35     def __init__(self, filename, line_number, message, *args, **kwargs):  argument
36         message = '{}:{}: {}'.format(filename, line_number,
47     def __init__(self, filename, line):  argument
48         message = ('Lost content from {}: "{}"'.format(filename, line))
202     def add_categories_from_text(self, filename, line_offset,  argument
208             raise InputFormatError(filename, line_offset + e.line_offset,
213                 raise InputFormatError(filename,
225                     raise InputFormatError(filename,
260     def write(self, filename):  argument
263         with open(filename, 'w', encoding='utf-8') as out:
294     def creation_hash(filename):  argument
301                                           '--', filename])
356     def file_timestamp(filename):  argument
358         mtime = os.stat(filename).st_mtime
361     def __init__(self, filename):  argument
368         self.filename = filename
369         creation_hash = self.creation_hash(filename)
372             self.datetime = self.file_timestamp(filename)
387         return (self.category, self.datetime, self.filename)
435     for filename in files_to_remove:
436         os.remove(filename)
475     for filename in files_to_merge:
476         with open(filename, 'r', encoding='utf-8') as input_file:
488     for filename in files:
489         ts = EntryFileSortKey(filename)
490         print(ts.category, ts.datetime, filename)