pathlib.PosiPath additions

import os
import pathlib
import inspect


class EPosixPath(pathlib.PosixPath):

    def relpath(self, other):
        return self.__class__(os.path.relpath(self, other))

    def is_hidden(self):
        '''
        Returns True if the file or dir is hidden.
        '''
        return str(self.name).startswith('.')


EPosixPath.relpath.__doc__ = inspect.getdoc(os.path.relpath)

pathlib.PosixPath = EPosixPath
Path = pathlib.Path