some code of uiautomator was removed after upgraded to 1.0.1 from 0.3.6

[Kingdom88a]

Dear xiaoCong and all,
Firestly, many thanks for your upgrading to 1.0.1 from 0.3.6, but i have some doubt on code differance, are them writing mistaken? please give us a powerfull confirm on your side. the below code was removed after upgrade:
u2_version_code=3 #was remove
if self.checkVersion(): #added on 0.3.6, removed on 1.0.1

the followed function were removed.

def checkVersion(self):
    ''' check uiautomator apk version '''
    version_code = self.adb.getVersionCode('com.github.uiautomator')
    return True if u2_version_code > version_code else False

---

@property
def toast(self):
    devive_self = self

    class _Toast(object):
        def on(self):
            return devive_self.server.jsonrpc.toast('on')

        def off(self):
            return devive_self.server.jsonrpc.toast('off')

        def __call__(self, action):
            if action == "on":
                return self.on()
            elif action == "off":
                return self.off()
            else:
                raise AttributeError("Invalid parameter: %s" % action)
    return _Toast()