expand_file_path()

audformat.utils.expand_file_path(index, root)

Expand path in index with root.

It applies os.path.normpath() to the provided path root, adds a file separator at its end and puts it in front of the file path in the index.

Parameters

• index (Index) – index conform to table specifications

• root (str) – relative or absolute path added in front of the index file path

Return type

Index

Returns

index with root added to file path

Raises

ValueError – if index is not conform to table specifications

Examples

>>> expand_file_path(filewise_index(["f1", "f2"]), "/a")
Index(['/a/f1', '/a/f2'], dtype='string', name='file')
>>> expand_file_path(filewise_index(["f1", "f2"]), "./a")
Index(['a/f1', 'a/f2'], dtype='string', name='file')