{"action":"created","issue":{"url":"https://api.github.com/repos/matplotlib/matplotlib/issues/2976","labels_url":"https://api.github.com/repos/matplotlib/matplotlib/issues/2976/labels{/name}","comments_url":"https://api.github.com/repos/matplotlib/matplotlib/issues/2976/comments","events_url":"https://api.github.com/repos/matplotlib/matplotlib/issues/2976/events","html_url":"https://github.com/matplotlib/matplotlib/issues/2976","id":31389221,"number":2976,"title":"Gtk3Agg backend (Ubuntu 14.04)","user":{"login":"tobias47n9e","id":6953323,"avatar_url":"https://avatars.githubusercontent.com/u/6953323?v=3","gravatar_id":"","url":"https://api.github.com/users/tobias47n9e","html_url":"https://github.com/tobias47n9e","followers_url":"https://api.github.com/users/tobias47n9e/followers","following_url":"https://api.github.com/users/tobias47n9e/following{/other_user}","gists_url":"https://api.github.com/users/tobias47n9e/gists{/gist_id}","starred_url":"https://api.github.com/users/tobias47n9e/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tobias47n9e/subscriptions","organizations_url":"https://api.github.com/users/tobias47n9e/orgs","repos_url":"https://api.github.com/users/tobias47n9e/repos","events_url":"https://api.github.com/users/tobias47n9e/events{/privacy}","received_events_url":"https://api.github.com/users/tobias47n9e/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":23,"created_at":"2014-04-12T19:10:30Z","updated_at":"2015-12-10T12:26:45Z","closed_at":"2014-04-17T16:23:36Z","body":"When running the example from the Matplotlib website:\r\n\r\nhttp://matplotlib.org/examples/user_interfaces/embedding_in_gtk3.html\r\n\r\non Ubuntu 14.04 (64 bit), I get the following error:\r\n\r\n```\r\n/usr/lib/python3/dist-packages/matplotlib/backends/backend_gtk3agg.py:12: UserWarning: The Gtk3Agg backend is not known to work on Python 3.x.\r\n  warnings.warn(\"The Gtk3Agg backend is not known to work on Python 3.x.\")\r\nTraceback (most recent call last):\r\n  File \"/usr/lib/python3/dist-packages/matplotlib/backends/backend_gtk3agg.py\", line 52, in on_draw_event\r\n    buf, cairo.FORMAT_ARGB32, width, height)\r\nNotImplementedError: Surface.create_for_data: Not Implemented yet.\r\nTraceback (most recent call last):\r\n  File \"/usr/lib/python3/dist-packages/matplotlib/backends/backend_gtk3agg.py\", line 52, in on_draw_event\r\n    buf, cairo.FORMAT_ARGB32, width, height)\r\nNotImplementedError: Surface.create_for_data: Not Implemented yet.\r\nTraceback (most recent call last):\r\n  File \"/usr/lib/python3/dist-packages/matplotlib/backends/backend_gtk3agg.py\", line 52, in on_draw_event\r\n    buf, cairo.FORMAT_ARGB32, width, height)\r\nNotImplementedError: Surface.create_for_data: Not Implemented yet.\r\nTraceback (most recent call last):\r\n  File \"/usr/lib/python3/dist-packages/matplotlib/backends/backend_gtk3agg.py\", line 52, in on_draw_event\r\n    buf, cairo.FORMAT_ARGB32, width, height)\r\nNotImplementedError: Surface.create_for_data: Not Implemented yet.\r\n```"},"comment":{"url":"https://api.github.com/repos/matplotlib/matplotlib/issues/comments/163595339","html_url":"https://github.com/matplotlib/matplotlib/issues/2976#issuecomment-163595339","issue_url":"https://api.github.com/repos/matplotlib/matplotlib/issues/2976","id":163595339,"user":{"login":"danijar","id":2111293,"avatar_url":"https://avatars.githubusercontent.com/u/2111293?v=3","gravatar_id":"","url":"https://api.github.com/users/danijar","html_url":"https://github.com/danijar","followers_url":"https://api.github.com/users/danijar/followers","following_url":"https://api.github.com/users/danijar/following{/other_user}","gists_url":"https://api.github.com/users/danijar/gists{/gist_id}","starred_url":"https://api.github.com/users/danijar/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/danijar/subscriptions","organizations_url":"https://api.github.com/users/danijar/orgs","repos_url":"https://api.github.com/users/danijar/repos","events_url":"https://api.github.com/users/danijar/events{/privacy}","received_events_url":"https://api.github.com/users/danijar/received_events","type":"User","site_admin":false},"created_at":"2015-12-10T12:26:45Z","updated_at":"2015-12-10T12:26:45Z","body":"Thanks, hope that will get a fix."}}