class Spawn(BaseSpawn):
def __init__(self, cmd):
self.child = Popen(cmd,
shell=True,
stdout=PIPE,
stdin=PIPE,
preexec_fn=setsid,
stderr=STDOUT,
env=environ)
self.stdout = Device(self.child.stdout)
self.stdin = Device(self.child.stdin)
def install_events(self):
super(Spawn, self).install_events()
Stdout(self.stdout)
Stdin(self.stdin)
self.stdout.add_map(LOAD, lambda con, data: \
self.output.append(data))
self.stdin.add_map(CLOSE, self.handle_close)
self.stdout.add_map(CLOSE, self.handle_close)
def dump_signal(self, num):
killpg(self.child.pid, num)
def terminate_process(self):
self.child.kill()
root.status.set_msg('Killed process!')
def dump_line(self):
data = self.input.get('insert linestart', 'insert +1l linestart')
data = data.encode(self.input.charset)
self.stdin.dump(data)
self.input.down()
def handle_close(self, dev, err):
root.status.set_msg('Killed process!')
self.stdout.destroy()
self.stdin.destroy()
from untwisted import core
from untwisted.core import Kill
def on_close(dev, err):
print('On CLOSE ...', err)
dev.destroy()
dev.close()
raise Kill
def on_load(dev, data):
print('On LOAD ...', data)
child = Popen(['python', '-i'], stdout=PIPE, stdin=PIPE, stderr=STDOUT)
stdout = Device(child.stdout)
stdin = Device(child.stdin)
FileWriter(stdin)
FileReader(stdout)
stdin.dump(b'print("hello world!")\n')
stdin.add_map(DUMPED, lambda dev: stdin.dump(b'quit()\n'))
stdout.add_map(LOAD, on_load)
stdin.add_map(CLOSE, on_close)
stdout.add_map(CLOSE, on_close)
core.gear.mainloop()
