Copies files within the MFS.

        Due to the nature of IPFS this will not actually involve any of the
        file's content being copied.

        .. code-block:: python

            >>> c.files_ls("/")
            {'Entries': [
                {'Size': 0, 'Hash': '', 'Name': 'Software', 'Type': 0},
                {'Size': 0, 'Hash': '', 'Name': 'test', 'Type': 0}
            ]}
            >>> c.files_cp("/test", "/bla")
            ''
            >>> c.files_ls("/")
            {'Entries': [
                {'Size': 0, 'Hash': '', 'Name': 'Software', 'Type': 0},
                {'Size': 0, 'Hash': '', 'Name': 'bla', 'Type': 0},
                {'Size': 0, 'Hash': '', 'Name': 'test', 'Type': 0}
            ]}

        Parameters
        ----------
        source : str
            Filepath within the MFS to copy from
        dest : str
            Destination filepath with the MFS to which the file will be
            copied to

def files_cp(self, source, dest, **kwargs):
        """Copies files within the MFS.

        Due to the nature of IPFS this will not actually involve any of the
        file's content being copied.

        .. code-block:: python

            >>> c.files_ls("/")
            {'Entries': [
                {'Size': 0, 'Hash': '', 'Name': 'Software', 'Type': 0},
                {'Size': 0, 'Hash': '', 'Name': 'test', 'Type': 0}
            ]}
            >>> c.files_cp("/test", "/bla")
            ''
            >>> c.files_ls("/")
            {'Entries': [
                {'Size': 0, 'Hash': '', 'Name': 'Software', 'Type': 0},
                {'Size': 0, 'Hash': '', 'Name': 'bla', 'Type': 0},
                {'Size': 0, 'Hash': '', 'Name': 'test', 'Type': 0}
            ]}

        Parameters
        ----------
        source : str
            Filepath within the MFS to copy from
        dest : str
            Destination filepath with the MFS to which the file will be
            copied to
        """
        args = (source, dest)
        return self._client.request('/files/cp', args, **kwargs)