def do_launch(self, env, gui, redirect_output, rfile, job_name=None):
w = Worker(env, gui=gui, job_name=job_name)
try:
w(redirect_output=redirect_output)
conn = eintr_retry_call(self.listener.accept)
if conn is None:
raise Exception('Failed to launch worker process')
except BaseException:
try:
w.kill()
except:
pass
import traceback
return traceback.format_exc()
return ConnectedWorker(w, conn, rfile)
def do_launch(self, gui, redirect_output, rfile, job_name=None):
a, b = Pipe()
with a:
env = {
'CALIBRE_WORKER_FD': str(a.fileno()),
'CALIBRE_WORKER_RESULT': environ_item(as_hex_unicode(rfile))
}
w = Worker(env, gui=gui, job_name=job_name)
try:
w(pass_fds=(a.fileno(), ), redirect_output=redirect_output)
except BaseException:
try:
w.kill()
except:
pass
b.close()
import traceback
return traceback.format_exc()
return ConnectedWorker(w, b, rfile)
