{"action":"created","issue":{"url":"https://api.github.com/repos/sympy/sympy/issues/15010","repository_url":"https://api.github.com/repos/sympy/sympy","labels_url":"https://api.github.com/repos/sympy/sympy/issues/15010/labels{/name}","comments_url":"https://api.github.com/repos/sympy/sympy/issues/15010/comments","events_url":"https://api.github.com/repos/sympy/sympy/issues/15010/events","html_url":"https://github.com/sympy/sympy/pull/15010","id":346832838,"node_id":"MDExOlB1bGxSZXF1ZXN0MjA1NTk5OTIy","number":15010,"title":"Fixed pretty printing and codegen error messages for empty piecewise","user":{"login":"ramvenkat98","id":27733966,"node_id":"MDQ6VXNlcjI3NzMzOTY2","avatar_url":"https://avatars1.githubusercontent.com/u/27733966?v=4","gravatar_id":"","url":"https://api.github.com/users/ramvenkat98","html_url":"https://github.com/ramvenkat98","followers_url":"https://api.github.com/users/ramvenkat98/followers","following_url":"https://api.github.com/users/ramvenkat98/following{/other_user}","gists_url":"https://api.github.com/users/ramvenkat98/gists{/gist_id}","starred_url":"https://api.github.com/users/ramvenkat98/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ramvenkat98/subscriptions","organizations_url":"https://api.github.com/users/ramvenkat98/orgs","repos_url":"https://api.github.com/users/ramvenkat98/repos","events_url":"https://api.github.com/users/ramvenkat98/events{/privacy}","received_events_url":"https://api.github.com/users/ramvenkat98/received_events","type":"User","site_admin":false},"labels":[{"id":222449974,"node_id":"MDU6TGFiZWwyMjI0NDk5NzQ=","url":"https://api.github.com/repos/sympy/sympy/labels/PR:%20author's%20turn","name":"PR: author's turn","color":"ffff80","default":false}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":12,"created_at":"2018-08-02T02:09:32Z","updated_at":"2018-08-12T05:34:57Z","closed_at":null,"author_association":"CONTRIBUTOR","pull_request":{"url":"https://api.github.com/repos/sympy/sympy/pulls/15010","html_url":"https://github.com/sympy/sympy/pull/15010","diff_url":"https://github.com/sympy/sympy/pull/15010.diff","patch_url":"https://github.com/sympy/sympy/pull/15010.patch"},"body":"<!-- Your title above should be a short description of what\r\nwas changed. Do not include the issue number in the title. -->\r\n\r\nNew behavior:\r\n- Manually constructing Piecewise() now raises a type error\r\n- Piecewise evaluated with no matching condition gives nan\r\n\r\n#### References to other Issues or PRs\r\n<!-- If this pull request fixes an issue, write \"Fixes #NNNN\" in that exact\r\nformat, e.g. \"Fixes #1234\". See\r\nhttps://github.com/blog/1506-closing-issues-via-pull-requests .-->\r\nFixes #15005 based on the discussion there\r\n\r\n#### Brief description of what is fixed or changed\r\n\r\n\r\n#### Other comments\r\n\r\n\r\n#### Release Notes\r\n\r\n<!-- Write the release notes for this release below. See\r\nhttps://github.com/sympy/sympy/wiki/Writing-Release-Notes for more information\r\non how to write release notes. If there is no release notes entry for this PR,\r\nwrite \"NO ENTRY\". The bot will check your release notes automatically to see\r\nif they are formatted correctly. -->\r\n\r\n<!-- BEGIN RELEASE NOTES -->\r\n* functions\r\n  * Piecewise with no arguments not allowed anymore\r\n  * Piecewise evaluated with no matching conditions gives nan\r\n<!-- END RELEASE NOTES -->\r\n"},"comment":{"url":"https://api.github.com/repos/sympy/sympy/issues/comments/412320003","html_url":"https://github.com/sympy/sympy/pull/15010#issuecomment-412320003","issue_url":"https://api.github.com/repos/sympy/sympy/issues/15010","id":412320003,"node_id":"MDEyOklzc3VlQ29tbWVudDQxMjMyMDAwMw==","user":{"login":"ramvenkat98","id":27733966,"node_id":"MDQ6VXNlcjI3NzMzOTY2","avatar_url":"https://avatars1.githubusercontent.com/u/27733966?v=4","gravatar_id":"","url":"https://api.github.com/users/ramvenkat98","html_url":"https://github.com/ramvenkat98","followers_url":"https://api.github.com/users/ramvenkat98/followers","following_url":"https://api.github.com/users/ramvenkat98/following{/other_user}","gists_url":"https://api.github.com/users/ramvenkat98/gists{/gist_id}","starred_url":"https://api.github.com/users/ramvenkat98/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ramvenkat98/subscriptions","organizations_url":"https://api.github.com/users/ramvenkat98/orgs","repos_url":"https://api.github.com/users/ramvenkat98/repos","events_url":"https://api.github.com/users/ramvenkat98/events{/privacy}","received_events_url":"https://api.github.com/users/ramvenkat98/received_events","type":"User","site_admin":false},"created_at":"2018-08-12T05:34:57Z","updated_at":"2018-08-12T05:34:57Z","author_association":"CONTRIBUTOR","body":"@cbm755 @asmeurer \r\n\r\nCould this be merged? Thanks"}}
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