{"action":"created","issue":{"url":"https://api.github.com/repos/tensorflow/tensorflow/issues/4608","repository_url":"https://api.github.com/repos/tensorflow/tensorflow","labels_url":"https://api.github.com/repos/tensorflow/tensorflow/issues/4608/labels{/name}","comments_url":"https://api.github.com/repos/tensorflow/tensorflow/issues/4608/comments","events_url":"https://api.github.com/repos/tensorflow/tensorflow/issues/4608/events","html_url":"https://github.com/tensorflow/tensorflow/pull/4608","id":179670679,"number":4608,"title":"optional arguments should be optional","user":{"login":"pfaucon","id":3473919,"avatar_url":"https://avatars.githubusercontent.com/u/3473919?v=3","gravatar_id":"","url":"https://api.github.com/users/pfaucon","html_url":"https://github.com/pfaucon","followers_url":"https://api.github.com/users/pfaucon/followers","following_url":"https://api.github.com/users/pfaucon/following{/other_user}","gists_url":"https://api.github.com/users/pfaucon/gists{/gist_id}","starred_url":"https://api.github.com/users/pfaucon/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pfaucon/subscriptions","organizations_url":"https://api.github.com/users/pfaucon/orgs","repos_url":"https://api.github.com/users/pfaucon/repos","events_url":"https://api.github.com/users/pfaucon/events{/privacy}","received_events_url":"https://api.github.com/users/pfaucon/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/tensorflow/tensorflow/labels/cla:%20yes","name":"cla: yes","color":"009800"}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":4,"created_at":"2016-09-28T03:15:08Z","updated_at":"2016-09-28T03:17:00Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/tensorflow/tensorflow/pulls/4608","html_url":"https://github.com/tensorflow/tensorflow/pull/4608","diff_url":"https://github.com/tensorflow/tensorflow/pull/4608.diff","patch_url":"https://github.com/tensorflow/tensorflow/pull/4608.patch"},"body":"the input_op_fn appears to be optional (it has a default value), but the default value is trash and causes the function to crash with a less than useful argument.\r\n\r\nI don't have the skill to fix the rnn.py function at the moment, but it seems to me that the null_input_op_fn should make some guess at how the data should be unwrapped rather than just return something that will cause a crash."},"comment":{"url":"https://api.github.com/repos/tensorflow/tensorflow/issues/comments/250061427","html_url":"https://github.com/tensorflow/tensorflow/pull/4608#issuecomment-250061427","issue_url":"https://api.github.com/repos/tensorflow/tensorflow/issues/4608","id":250061427,"user":{"login":"pfaucon","id":3473919,"avatar_url":"https://avatars.githubusercontent.com/u/3473919?v=3","gravatar_id":"","url":"https://api.github.com/users/pfaucon","html_url":"https://github.com/pfaucon","followers_url":"https://api.github.com/users/pfaucon/followers","following_url":"https://api.github.com/users/pfaucon/following{/other_user}","gists_url":"https://api.github.com/users/pfaucon/gists{/gist_id}","starred_url":"https://api.github.com/users/pfaucon/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pfaucon/subscriptions","organizations_url":"https://api.github.com/users/pfaucon/orgs","repos_url":"https://api.github.com/users/pfaucon/repos","events_url":"https://api.github.com/users/pfaucon/events{/privacy}","received_events_url":"https://api.github.com/users/pfaucon/received_events","type":"User","site_admin":false},"created_at":"2016-09-28T03:17:00Z","updated_at":"2016-09-28T03:17:00Z","body":"I signed it!"}}
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