payload: {"action":"created","issue":{"url":"https://api.github.com/repos/manahl/arctic/issues/734","repository_url":"https://api.github.com/repos/manahl/arctic","labels_url":"https://api.github.com/repos/manahl/arctic/issues/734/labels{/name}","comments_url":"https://api.github.com/repos/manahl/arctic/issues/734/comments","events_url":"https://api.github.com/repos/manahl/arctic/issues/734/events","html_url":"https://github.com/manahl/arctic/issues/734","id":418558318,"node_id":"MDU6SXNzdWU0MTg1NTgzMTg=","number":734,"title":"UTC timezone failed on write, where my old data were all utc","user":{"login":"rick-sanchez-c137","id":26013206,"node_id":"MDQ6VXNlcjI2MDEzMjA2","avatar_url":"https://avatars1.githubusercontent.com/u/26013206?v=4","gravatar_id":"","url":"https://api.github.com/users/rick-sanchez-c137","html_url":"https://github.com/rick-sanchez-c137","followers_url":"https://api.github.com/users/rick-sanchez-c137/followers","following_url":"https://api.github.com/users/rick-sanchez-c137/following{/other_user}","gists_url":"https://api.github.com/users/rick-sanchez-c137/gists{/gist_id}","starred_url":"https://api.github.com/users/rick-sanchez-c137/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rick-sanchez-c137/subscriptions","organizations_url":"https://api.github.com/users/rick-sanchez-c137/orgs","repos_url":"https://api.github.com/users/rick-sanchez-c137/repos","events_url":"https://api.github.com/users/rick-sanchez-c137/events{/privacy}","received_events_url":"https://api.github.com/users/rick-sanchez-c137/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2019-03-07T23:12:42Z","updated_at":"2019-03-07T23:33:31Z","closed_at":null,"author_association":"NONE","body":"#### Arctic Version\r\n\r\n```\r\n# 1.7.4.0\r\n```\r\n\r\n#### Arctic Store\r\n\r\n```\r\n# VersionStore,\r\n```\r\n\r\n#### Platform and version\r\n\r\nDebian 9\r\n\r\n#### Description of problem and/or code sample that reproduces the issue\r\n\r\nlib.write(\"test\", ddf)\r\nTraceback (most recent call last):\r\n  File \"<input>\", line 1, in <module>\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/arctic/decorators.py\", line 49, in f_retry\r\n    return f(*args, **kwargs)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/arctic/store/version_store.py\", line 664, in write\r\n    self._insert_version(version)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/arctic/store/version_store.py\", line 529, in _insert_version\r\n    mongo_retry(self._versions.insert_one)(version)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/arctic/decorators.py\", line 49, in f_retry\r\n    return f(*args, **kwargs)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/pymongo/collection.py\", line 693, in insert_one\r\n    session=session),\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/pymongo/collection.py\", line 607, in _insert\r\n    bypass_doc_val, session)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/pymongo/collection.py\", line 595, in _insert_one\r\n    acknowledged, _insert_command, session)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/pymongo/mongo_client.py\", line 1248, in _retryable_write\r\n    return self._retry_with_session(retryable, func, s, None)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/pymongo/mongo_client.py\", line 1201, in _retry_with_session\r\n    return func(session, sock_info, retryable)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/pymongo/collection.py\", line 590, in _insert_command\r\n    retryable_write=retryable_write)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/pymongo/pool.py\", line 584, in command\r\n    self._raise_connection_failure(error)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/pymongo/pool.py\", line 745, in _raise_connection_failure\r\n    raise error\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/pymongo/pool.py\", line 579, in command\r\n    unacknowledged=unacknowledged)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/pymongo/network.py\", line 114, in command\r\n    codec_options, ctx=compression_ctx)\r\n  File \"/home/mortysmith_89/miniconda3/envs/kk/lib/python3.7/site-packages/pymongo/message.py\", line 679, in _op_msg\r\n    flags, command, identifier, docs, check_keys, opts)\r\nbson.errors.InvalidDocument: Cannot encode object: <UTC>\r\n\r\n\r\n"},"comment":{"url":"https://api.github.com/repos/manahl/arctic/issues/comments/470744362","html_url":"https://github.com/manahl/arctic/issues/734#issuecomment-470744362","issue_url":"https://api.github.com/repos/manahl/arctic/issues/734","id":470744362,"node_id":"MDEyOklzc3VlQ29tbWVudDQ3MDc0NDM2Mg==","user":{"login":"bmoscon","id":1280059,"node_id":"MDQ6VXNlcjEyODAwNTk=","avatar_url":"https://avatars0.githubusercontent.com/u/1280059?v=4","gravatar_id":"","url":"https://api.github.com/users/bmoscon","html_url":"https://github.com/bmoscon","followers_url":"https://api.github.com/users/bmoscon/followers","following_url":"https://api.github.com/users/bmoscon/following{/other_user}","gists_url":"https://api.github.com/users/bmoscon/gists{/gist_id}","starred_url":"https://api.github.com/users/bmoscon/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bmoscon/subscriptions","organizations_url":"https://api.github.com/users/bmoscon/orgs","repos_url":"https://api.github.com/users/bmoscon/repos","events_url":"https://api.github.com/users/bmoscon/events{/privacy}","received_events_url":"https://api.github.com/users/bmoscon/received_events","type":"User","site_admin":false},"created_at":"2019-03-07T23:33:31Z","updated_at":"2019-03-07T23:33:31Z","author_association":"COLLABORATOR","body":"probably need a more complete example with some data that reproduces the issue.\r\n\r\nPandas recently changed how timezones are stored on datetimeindexes, so I'm guessing its related to that. "}}
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