{"action":"created","issue":{"url":"https://api.github.com/repos/fchollet/keras/issues/5746","repository_url":"https://api.github.com/repos/fchollet/keras","labels_url":"https://api.github.com/repos/fchollet/keras/issues/5746/labels{/name}","comments_url":"https://api.github.com/repos/fchollet/keras/issues/5746/comments","events_url":"https://api.github.com/repos/fchollet/keras/issues/5746/events","html_url":"https://github.com/fchollet/keras/issues/5746","id":213869303,"number":5746,"title":"get warnings for tensorboard : summary name is illegal","user":{"login":"hanzlfs","id":6331297,"avatar_url":"https://avatars2.githubusercontent.com/u/6331297?v=3","gravatar_id":"","url":"https://api.github.com/users/hanzlfs","html_url":"https://github.com/hanzlfs","followers_url":"https://api.github.com/users/hanzlfs/followers","following_url":"https://api.github.com/users/hanzlfs/following{/other_user}","gists_url":"https://api.github.com/users/hanzlfs/gists{/gist_id}","starred_url":"https://api.github.com/users/hanzlfs/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/hanzlfs/subscriptions","organizations_url":"https://api.github.com/users/hanzlfs/orgs","repos_url":"https://api.github.com/users/hanzlfs/repos","events_url":"https://api.github.com/users/hanzlfs/events{/privacy}","received_events_url":"https://api.github.com/users/hanzlfs/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":4,"created_at":"2017-03-13T19:15:46Z","updated_at":"2017-04-14T01:10:12Z","closed_at":null,"body":"After I add tensorboard into callbacks, it shows warning of summary name format is illegal. I suspect it could be caused by the keras model summary format. \r\n\r\n#### warnings\r\n```\r\nINFO:tensorflow:Summary name convolution2d_1_W:0 is illegal; using convolution2d_1_W_0 instead.\r\n```\r\n\r\n#### code\r\n```\r\ntensorboard = keras.callbacks.TensorBoard(\r\n    log_dir='tensorboard/esc_example/' + name + '/', \r\n    write_graph=True,\r\n    histogram_freq=1\r\n)\r\n```"},"comment":{"url":"https://api.github.com/repos/fchollet/keras/issues/comments/294060541","html_url":"https://github.com/fchollet/keras/issues/5746#issuecomment-294060541","issue_url":"https://api.github.com/repos/fchollet/keras/issues/5746","id":294060541,"user":{"login":"codeisnotcode","id":658553,"avatar_url":"https://avatars1.githubusercontent.com/u/658553?v=3","gravatar_id":"","url":"https://api.github.com/users/codeisnotcode","html_url":"https://github.com/codeisnotcode","followers_url":"https://api.github.com/users/codeisnotcode/followers","following_url":"https://api.github.com/users/codeisnotcode/following{/other_user}","gists_url":"https://api.github.com/users/codeisnotcode/gists{/gist_id}","starred_url":"https://api.github.com/users/codeisnotcode/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/codeisnotcode/subscriptions","organizations_url":"https://api.github.com/users/codeisnotcode/orgs","repos_url":"https://api.github.com/users/codeisnotcode/repos","events_url":"https://api.github.com/users/codeisnotcode/events{/privacy}","received_events_url":"https://api.github.com/users/codeisnotcode/received_events","type":"User","site_admin":false},"created_at":"2017-04-14T01:10:12Z","updated_at":"2017-04-14T01:10:12Z","body":"Same issue when doing this to track shifts in trainable parameters during training by monitoring their mean value:\r\nfor v in tf.trainable_variables():\r\n     vrm = tf.reduce_mean(v)\r\n     tf.summary.scalar(v.name, vrm)"}}
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