def create_subprocess(self, command):

        def subprocess_setup():
            # Python installs a SIGPIPE handler by default. This is usually not what
            # non-Python subprocesses expect.
            signal.signal(signal.SIGPIPE, signal.SIG_DFL)

        return subprocess.Popen(command,
                                stdin=self._input_pipe,
                                stdout=subprocess.PIPE,
                                preexec_fn=subprocess_setup,
                                close_fds=True)
Returns the union of the geographic field with the given
dataset/ETHPy150Open spotify/luigi/luigi/format.py/InputPipeProcessWrapper.create_subprocess--crossover with--dataset/ETHPy150Open CollabQ/CollabQ/vendor/django/contrib/gis/db/models/query.py/GeoQuerySet.union