{"action":"created","issue":{"url":"https://api.github.com/repos/jupyter-widgets/ipywidgets/issues/1412","repository_url":"https://api.github.com/repos/jupyter-widgets/ipywidgets","labels_url":"https://api.github.com/repos/jupyter-widgets/ipywidgets/issues/1412/labels{/name}","comments_url":"https://api.github.com/repos/jupyter-widgets/ipywidgets/issues/1412/comments","events_url":"https://api.github.com/repos/jupyter-widgets/ipywidgets/issues/1412/events","html_url":"https://github.com/jupyter-widgets/ipywidgets/issues/1412","id":233872826,"number":1412,"title":"Tries to create view for Link","user":{"login":"vidartf","id":510760,"avatar_url":"https://avatars0.githubusercontent.com/u/510760?v=3","gravatar_id":"","url":"https://api.github.com/users/vidartf","html_url":"https://github.com/vidartf","followers_url":"https://api.github.com/users/vidartf/followers","following_url":"https://api.github.com/users/vidartf/following{/other_user}","gists_url":"https://api.github.com/users/vidartf/gists{/gist_id}","starred_url":"https://api.github.com/users/vidartf/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vidartf/subscriptions","organizations_url":"https://api.github.com/users/vidartf/orgs","repos_url":"https://api.github.com/users/vidartf/repos","events_url":"https://api.github.com/users/vidartf/events{/privacy}","received_events_url":"https://api.github.com/users/vidartf/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":{"url":"https://api.github.com/repos/jupyter-widgets/ipywidgets/milestones/12","html_url":"https://github.com/jupyter-widgets/ipywidgets/milestone/12","labels_url":"https://api.github.com/repos/jupyter-widgets/ipywidgets/milestones/12/labels","id":2346528,"number":12,"title":"7.0","description":"See the Changelog for details.","creator":{"login":"SylvainCorlay","id":2397974,"avatar_url":"https://avatars3.githubusercontent.com/u/2397974?v=3","gravatar_id":"","url":"https://api.github.com/users/SylvainCorlay","html_url":"https://github.com/SylvainCorlay","followers_url":"https://api.github.com/users/SylvainCorlay/followers","following_url":"https://api.github.com/users/SylvainCorlay/following{/other_user}","gists_url":"https://api.github.com/users/SylvainCorlay/gists{/gist_id}","starred_url":"https://api.github.com/users/SylvainCorlay/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/SylvainCorlay/subscriptions","organizations_url":"https://api.github.com/users/SylvainCorlay/orgs","repos_url":"https://api.github.com/users/SylvainCorlay/repos","events_url":"https://api.github.com/users/SylvainCorlay/events{/privacy}","received_events_url":"https://api.github.com/users/SylvainCorlay/received_events","type":"User","site_admin":false},"open_issues":15,"closed_issues":163,"state":"open","created_at":"2017-02-24T18:36:42Z","updated_at":"2017-06-07T04:13:34Z","due_on":null,"closed_at":null},"comments":2,"created_at":"2017-06-06T12:17:44Z","updated_at":"2017-06-07T08:27:45Z","closed_at":null,"body":"If you have a notebook cell that ends in a `ipywidgets.jslink(...)` statement, master gives various console errors. Doing some minor debugging, it seems that it tries to look up the class `''` (empty string) in `@jupyter-widgets/controls` (the view name for `Link` is empty string)."},"comment":{"url":"https://api.github.com/repos/jupyter-widgets/ipywidgets/issues/comments/306726669","html_url":"https://github.com/jupyter-widgets/ipywidgets/issues/1412#issuecomment-306726669","issue_url":"https://api.github.com/repos/jupyter-widgets/ipywidgets/issues/1412","id":306726669,"user":{"login":"vidartf","id":510760,"avatar_url":"https://avatars0.githubusercontent.com/u/510760?v=3","gravatar_id":"","url":"https://api.github.com/users/vidartf","html_url":"https://github.com/vidartf","followers_url":"https://api.github.com/users/vidartf/followers","following_url":"https://api.github.com/users/vidartf/following{/other_user}","gists_url":"https://api.github.com/users/vidartf/gists{/gist_id}","starred_url":"https://api.github.com/users/vidartf/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vidartf/subscriptions","organizations_url":"https://api.github.com/users/vidartf/orgs","repos_url":"https://api.github.com/users/vidartf/repos","events_url":"https://api.github.com/users/vidartf/events{/privacy}","received_events_url":"https://api.github.com/users/vidartf/received_events","type":"User","site_admin":false},"created_at":"2017-06-07T08:27:45Z","updated_at":"2017-06-07T08:27:45Z","body":"It's a little confusing to me: In `Widget._ipython_display_()`, there is a conditional `if self._view_name is not None`. However, it also defines the default view name as empty string. Could not `Widget._ipython_display_()` simply check for empty string as well, or the default value be `None`?"}}
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