How to use the pyp2rpm.package_getters.LocalFileGetter function in pyp2rpm

def setup_method(self, method):
        self.l = [LocalFileGetter('{0}plumbum-0.9.0.tar.gz'.format(
            self.td_dir)),
                  LocalFileGetter('{0}Sphinx-1.1.3-py2.6.egg'.format(
                      self.td_dir)),
                  LocalFileGetter('{0}unextractable-1.tar'.format(
                      self.td_dir)),
                  LocalFileGetter(
                      '{0}setuptools-19.6-py2.py3-none-any.whl'.format(
                          self.td_dir)),
                  LocalFileGetter(
                      '{0}py2exe-0.9.2.2-py33.py34-none-any.whl'.format(
                          self.td_dir)),
                  LocalFileGetter('python-foo-1.tar'),
                  LocalFileGetter('python-many-dashes-foo-1.tar'),
                  ]

def setup_method(self, method):
        self.l = [LocalFileGetter('{0}plumbum-0.9.0.tar.gz'.format(
            self.td_dir)),
                  LocalFileGetter('{0}Sphinx-1.1.3-py2.6.egg'.format(
                      self.td_dir)),
                  LocalFileGetter('{0}unextractable-1.tar'.format(
                      self.td_dir)),
                  LocalFileGetter(
                      '{0}setuptools-19.6-py2.py3-none-any.whl'.format(
                          self.td_dir)),
                  LocalFileGetter(
                      '{0}py2exe-0.9.2.2-py33.py34-none-any.whl'.format(
                          self.td_dir)),
                  LocalFileGetter('python-foo-1.tar'),
                  LocalFileGetter('python-many-dashes-foo-1.tar'),
                  ]

        ('{0}restsh-0.1.tar.gz'.format(td_dir), LocalFileGetter)
    ])
    def test_getter_good_data(self, sf, g):
        c = Convertor(package=sf)
        assert isinstance(c.getter, g)

def setup_method(self, method):
        self.l = [LocalFileGetter('{0}plumbum-0.9.0.tar.gz'.format(
            self.td_dir)),
                  LocalFileGetter('{0}Sphinx-1.1.3-py2.6.egg'.format(
                      self.td_dir)),
                  LocalFileGetter('{0}unextractable-1.tar'.format(
                      self.td_dir)),
                  LocalFileGetter(
                      '{0}setuptools-19.6-py2.py3-none-any.whl'.format(
                          self.td_dir)),
                  LocalFileGetter(
                      '{0}py2exe-0.9.2.2-py33.py34-none-any.whl'.format(
                          self.td_dir)),
                  LocalFileGetter('python-foo-1.tar'),
                  LocalFileGetter('python-many-dashes-foo-1.tar'),
                  ]

def test_get_non_existent_file(self):
        with pytest.raises(EnvironmentError):
            LocalFileGetter('/this/path/doesnot/exist',
                            tempfile.gettempdir()).get()

def getter(self):
        """Returns an instance of proper PackageGetter subclass. Always
        returns the same instance.

        Returns:
            Instance of the proper PackageGetter subclass according to
            provided argument.
        Raises:
            NoSuchSourceException if source to get the package from is unknown
            NoSuchPackageException if the package is unknown on PyPI
        """
        if not hasattr(self, '_getter'):
            if not self.pypi:
                self._getter = package_getters.LocalFileGetter(
                    self.package,
                    self.save_dir)
            else:
                logger.debug(
                    '{0} does not exist as local file trying PyPI.'.format(
                        self.package))
                self._getter = package_getters.PypiDownloader(
                    self.client,
                    self.package,
                    self.version,
                    self.prerelease,
                    self.save_dir)

        return self._getter