How to use the pathspec.compat.Collection function in pathspec

def match_files(patterns, files):
	"""
	Matches the files to the patterns.

	*patterns* (:class:`~collections.abc.Iterable` of :class:`~pathspec.pattern.Pattern`)
	contains the patterns to use.

	*files* (:class:`~collections.abc.Iterable` of :class:`str`) contains
	the normalized file paths to be matched against *patterns*.

	Returns the matched files (:class:`set` of :class:`str`).
	"""
	all_files = files if isinstance(files, Collection) else list(files)
	return_files = set()
	for pattern in patterns:
		if pattern.include is not None:
			result_files = pattern.match(all_files)
			if pattern.include:
				return_files.update(result_files)
			else:
				return_files.difference_update(result_files)
	return return_files

the files.

	*patterns* (:class:`~collections.abc.Iterable` of :class:`~pathspec.pattern.Pattern`)
	contains the patterns to use.

	*files* (:class:`~collections.abc.Iterable` of :class:`str`) contains
	the normalized file paths to be matched against *patterns*.

	*all_matches* (:class:`boot` or :data:`None`) is whether to return all
	matches patterns (:data:`True`), or only the last matched pattern
	(:data:`False`). Default is :data:`None` for :data:`False`.

	Returns the matched files (:class:`dict`) which maps each matched file
	(:class:`str`) to the patterns that matched in order (:class:`.MatchDetail`).
	"""
	all_files = files if isinstance(files, Collection) else list(files)
	return_files = {}
	for pattern in patterns:
		if pattern.include is not None:
			result_files = pattern.match(all_files)
			if pattern.include:
				# Add files and record pattern.
				for result_file in result_files:
					if result_file in return_files:
						if all_matches:
							return_files[result_file].patterns.append(pattern)
						else:
							return_files[result_file].patterns[0] = pattern
					else:
						return_files[result_file] = MatchDetail([pattern])

			else:

def __init__(self, patterns):
		"""
		Initializes the :class:`PathSpec` instance.

		*patterns* (:class:`~collections.abc.Collection` or :class:`~collections.abc.Iterable`)
		yields each compiled pattern (:class:`.Pattern`).
		"""

		self.patterns = patterns if isinstance(patterns, Collection) else list(patterns)
		"""
		*patterns* (:class:`~collections.abc.Collection` of :class:`.Pattern`)