518             cf = parent_path._flavour.casefold
651         return cls._flavour.parse_parts(parts)
679             return drv + root + cls._flavour.join(parts[1:])
681             return cls._flavour.join(parts)
689         drv, root, parts = self._flavour.join_parsed_parts(
709         f = self._flavour
724         return self._flavour.make_uri(self)
732             self._cached_cparts = self._flavour.casefold_parts(self._parts)
738         return self._cparts == other._cparts and self._flavour is other._flavour
748         if not isinstance(other, PurePath) or self._flavour is not other._flavour:
753         if not isinstance(other, PurePath) or self._flavour is not other._flavour:
758         if not isinstance(other, PurePath) or self._flavour is not other._flavour:
763         if not isinstance(other, PurePath) or self._flavour is not other._flavour:
820         drv, root, parts = self._flavour.parse_parts((name,))
821         if (not name or name[-1] in [self._flavour.sep, self._flavour.altsep]
832         f = self._flavour
872         cf = self._flavour.casefold_parts
926         return not self._flavour.has_drv or bool(self._drv)
931         return self._flavour.is_reserved(self._parts)
937         cf = self._flavour.casefold
939         drv, root, pat_parts = self._flavour.parse_parts((path_pattern,))
969     _flavour = _posix_flavour  variable in PurePosixPath
979     _flavour = _windows_flavour  variable in PureWindowsPath
1004         if not self._flavour.is_supported:
1064         return cls(cls()._flavour.gethomedir(None))
1097         pattern = self._flavour.casefold(pattern)
1098         drv, root, pattern_parts = self._flavour.parse_parts((pattern,))
1110         pattern = self._flavour.casefold(pattern)
1111         drv, root, pattern_parts = self._flavour.parse_parts((pattern,))
1144         s = self._flavour.resolve(self, strict=strict)
1151         normed = self._flavour.pathmod.normpath(s)
1464             homedir = self._flavour.gethomedir(self._parts[0][1:])