Wraps a resolver with a mapping of overrides. This can be used to make local DNS changes (e.g. for testing) without modifying system-wide settings. The mapping can be in three formats: { # Hostname to project, or create a new one. • Depending on permissions required, you may need to set your app to “testing” mode and add your account as a test user, or go through a verfication process. You may also need def get(self): new_entry = await self.twitter_request( "/statuses/update", post_args={"status": "Testing Tornado Web Server"}, access_token=self.current_user["access_token"]) if not new_entry: # Call

Future objects tornado.log — Logging support tornado.options — Command-line parsing tornado.testing — Unit testing support for asynchronous code tornado.util — General-purpose utilities Frequently Asked Wraps a resolver with a mapping of overrides. This can be used to make local DNS changes (e.g. for testing) without modifying system-wide settings. The mapping can be in three formats: { # Hostname project, or create a new one. Depending on permissions required, you may need to set your app to “testing” mode and add your account as a test user, or go through a verfication process. You may also need

1972 年的文章《谦卑的程序员》（“The Humble Programmer”）中 说到 “软件测试是证明 bug 存在的有效方法，而证明其不存在时则显得令人绝望的不足。” （“Program testing can be a very effective way to show the presence of bugs, but it is hopelessly inadequate for showing