def basepath(self) -> str:
        """Absolute path pointing to the available working directories.

        >>> from hydpy.core.filetools import FileManager
        >>> filemanager = FileManager()
        >>> filemanager.BASEDIR = 'basename'
        >>> filemanager.projectdir = 'projectname'
        >>> from hydpy import repr_, TestIO
        >>> with TestIO():
        ...     repr_(filemanager.basepath)   # doctest: +ELLIPSIS
        '...hydpy/tests/iotesting/projectname/basename'
        """
        return os.path.abspath(
            os.path.join(self.projectdir, self.BASEDIR))
Absolute path pointing to the available working directories.

        >>> from hydpy.core.filetools import FileManager
        >>> filemanager = FileManager()
        >>> filemanager.BASEDIR = 'basename'
        >>> filemanager.projectdir = 'projectname'
        >>> from hydpy import repr_, TestIO
        >>> with TestIO():
        ...     repr_(filemanager.basepath)   # doctest: +ELLIPSIS
        '...hydpy/tests/iotesting/projectname/basename'