{"action":"created","comment":{"url":"https://api.github.com/repos/twitter/heron/pulls/comments/71648542","id":71648542,"diff_hunk":"@@ -353,7 +353,7 @@ def get_clusters():\n   try:\n     return instance.run_sync(lambda: API.get_clusters())\n   except Exception as ex:\n-    Log.error('Error: %s' % str(ex))\n+    Log.error(str(ex))","path":"heron/common/src/python/utils.py","position":5,"original_position":5,"commit_id":"75467c46af38d81f82fc367b1fbbdc5a4ebc2706","original_commit_id":"75467c46af38d81f82fc367b1fbbdc5a4ebc2706","user":{"login":"objmagic","id":3656079,"avatar_url":"https://avatars.githubusercontent.com/u/3656079?v=3","gravatar_id":"","url":"https://api.github.com/users/objmagic","html_url":"https://github.com/objmagic","followers_url":"https://api.github.com/users/objmagic/followers","following_url":"https://api.github.com/users/objmagic/following{/other_user}","gists_url":"https://api.github.com/users/objmagic/gists{/gist_id}","starred_url":"https://api.github.com/users/objmagic/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/objmagic/subscriptions","organizations_url":"https://api.github.com/users/objmagic/orgs","repos_url":"https://api.github.com/users/objmagic/repos","events_url":"https://api.github.com/users/objmagic/events{/privacy}","received_events_url":"https://api.github.com/users/objmagic/received_events","type":"User","site_admin":false},"body":"For a Python program ``test.py``:\r\n````\r\ndef a():\r\n  return 1 / 0\r\n\r\ndef b():\r\n  return a()\r\n\r\ndef c():\r\n  return b()\r\n\r\ntry:\r\n  c()\r\nexcept Exception as ex:\r\n  print(str(ex))\r\n  pass\r\n````\r\n\r\n``python test.py`` will only print out \"division by zero\"\r\n\r\nAn informative error will be printed out after ``Log.error(str(ex))`` (I can add cluster name, though)","created_at":"2016-07-21T05:23:21Z","updated_at":"2016-07-21T05:23:21Z","html_url":"https://github.com/twitter/heron/pull/1121#discussion_r71648542","pull_request_url":"https://api.github.com/repos/twitter/heron/pulls/1121","_links":{"self":{"href":"https://api.github.com/repos/twitter/heron/pulls/comments/71648542"},"html":{"href":"https://github.com/twitter/heron/pull/1121#discussion_r71648542"},"pull_request":{"href":"https://api.github.com/repos/twitter/heron/pulls/1121"}}},"pull_request":{"url":"https://api.github.com/repos/twitter/heron/pulls/1121","id":78238759,"html_url":"https://github.com/twitter/heron/pull/1121","diff_url":"https://github.com/twitter/heron/pull/1121.diff","patch_url":"https://github.com/twitter/heron/pull/1121.patch","issue_url":"https://api.github.com/repos/twitter/heron/issues/1121","number":1121,"state":"open","locked":false,"title":"Improve exception handling of heron-explorer.","user":{"login":"objmagic","id":3656079,"avatar_url":"https://avatars.githubusercontent.com/u/3656079?v=3","gravatar_id":"","url":"https://api.github.com/users/objmagic","html_url":"https://github.com/objmagic","followers_url":"https://api.github.com/users/objmagic/followers","following_url":"https://api.github.com/users/objmagic/following{/other_user}","gists_url":"https://api.github.com/users/objmagic/gists{/gist_id}","starred_url":"https://api.github.com/users/objmagic/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/objmagic/subscriptions","organizations_url":"https://api.github.com/users/objmagic/orgs","repos_url":"https://api.github.com/users/objmagic/repos","events_url":"https://api.github.com/users/objmagic/events{/privacy}","received_events_url":"https://api.github.com/users/objmagic/received_events","type":"User","site_admin":false},"body":"1. unify format of error message when exception is raised\r\n2. fix two places where exception will not be caught and traceback will be printed out.  \r\n    This is ugly so I fixed it. (resolves 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