main.py 文件源码

def __init__(self, endpoint, **params):
        self.file_descriptor, self.path = tempfile.mkstemp()
        with open(self.path, "w") as _:
            if params.get("init_body"):
                init_body = params.pop("init_body")
            else:
                init_body = ""
            _.write(init_body)

        self.endpoint = endpoint
        self.params = params
        env = os.environ
        # barring this, programs will happily spit out unicode chars which
        # urwid+python3 seem to choke on. This seems to be a bug on urwid's
        # behalf. Users who take issue to programs trying to supress unicode
        # should use the options menu to switch to Overthrow mode.
        env.update({"LANG": "POSIX"})
        command = ["bash", "-c", "{} {}; echo Press any key to kill this window...".format(
            app.prefs["editor"], self.path)]
        super(ExternalEditor, self).__init__(command, env, app.loop, app.prefs["edit_escapes"]["abort"])
        urwid.connect_signal(self, "closed", self.exterminate)