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If we would switch our requirements to `pandas>=0.20`, then we could ignore them. Maybe @wesm or @cpcloud has some opinion on dropping older Pandas versions.","created_at":"2017-10-30T07:45:48Z","updated_at":"2017-10-30T07:45:48Z","html_url":"https://github.com/apache/arrow/pull/1260#discussion_r147632727","pull_request_url":"https://api.github.com/repos/apache/arrow/pulls/1260","author_association":"MEMBER","_links":{"self":{"href":"https://api.github.com/repos/apache/arrow/pulls/comments/147632727"},"html":{"href":"https://github.com/apache/arrow/pull/1260#discussion_r147632727"},"pull_request":{"href":"https://api.github.com/repos/apache/arrow/pulls/1260"}},"in_reply_to_id":147552976},"pull_request":{"url":"https://api.github.com/repos/apache/arrow/pulls/1260","id":149315591,"html_url":"https://github.com/apache/arrow/pull/1260","diff_url":"https://github.com/apache/arrow/pull/1260.diff","patch_url":"https://github.com/apache/arrow/pull/1260.patch","issue_url":"https://api.github.com/repos/apache/arrow/issues/1260","number":1260,"state":"open","locked":false,"title":"ARROW-1743: [Python] Avoid non-array writeable-flag check","user":{"login":"Licht-T","id":1455030,"avatar_url":"https://avatars0.githubusercontent.com/u/1455030?v=4","gravatar_id":"","url":"https://api.github.com/users/Licht-T","html_url":"https://github.com/Licht-T","followers_url":"https://api.github.com/users/Licht-T/followers","following_url":"https://api.github.com/users/Licht-T/following{/other_user}","gists_url":"https://api.github.com/users/Licht-T/gists{/gist_id}","starred_url":"https://api.github.com/users/Licht-T/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Licht-T/subscriptions","organizations_url":"https://api.github.com/users/Licht-T/orgs","repos_url":"https://api.github.com/users/Licht-T/repos","events_url":"https://api.github.com/users/Licht-T/events{/privacy}","received_events_url":"https://api.github.com/users/Licht-T/received_events","type":"User","site_admin":false},"body":"This closes [ARROW-1743](https://issues.apache.org/jira/projects/ARROW/issues/ARROW-1743).","created_at":"2017-10-28T02:53:32Z","updated_at":"2017-10-30T07:45:48Z","closed_at":null,"merged_at":null,"merge_commit_sha":"befc051e5a915af5b8ab1c3d3692dd60041483f9","assignee":null,"assignees":[],"requested_reviewers":[],"milestone":null,"commits_url":"https://api.github.com/repos/apache/arrow/pulls/1260/commits","review_comments_url":"https://api.github.com/repos/apache/arrow/pulls/1260/comments","review_comment_url":"https://api.github.com/repos/apache/arrow/pulls/comments{/number}","comments_url":"https://api.github.com/repos/apache/arrow/issues/1260/comments","statuses_url":"https://api.github.com/repos/apache/arrow/statuses/8a104f7c4196097f4cfa7035682e644d7179c874","head":{"label":"Licht-T:fix-non-array-writable-check","ref":"fix-non-array-writable-check","sha":"8a104f7c4196097f4cfa7035682e644d7179c874","user":{"login":"Licht-T","id":1455030,"avatar_url":"https://avatars0.githubusercontent.com/u/1455030?v=4","gravatar_id":"","url":"https://api.github.com/users/Licht-T","html_url":"https://github.com/Licht-T","followers_url":"https://api.github.com/users/Licht-T/followers","following_url":"https://api.github.com/users/Licht-T/following{/other_user}","gists_url":"https://api.github.com/users/Licht-T/gists{/gist_id}","starred_url":"https://api.github.com/users/Licht-T/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Licht-T/subscriptions","organizations_url":"https://api.github.com/users/Licht-T/orgs","repos_url":"https://api.github.com/users/Licht-T/repos","events_url":"https://api.github.com/users/Licht-T/events{/privacy}","received_events_url":"https://api.github.com/users/Licht-T/received_events","type":"User","site_admin":false},"repo":{"id":107151676,"name":"arrow","full_name":"Licht-T/arrow","owner":{"login":"Licht-T","id":1455030,"avatar_url":"https://avatars0.githubusercontent.com/u/1455030?v=4","gravatar_id":"","url":"https://api.github.com/users/Licht-T","html_url":"https://github.com/Licht-T","followers_url":"https://api.github.com/users/Licht-T/followers","following_url":"https://api.github.com/users/Licht-T/following{/other_user}","gists_url":"https://api.github.com/users/Licht-T/gists{/gist_id}","starred_url":"https://api.github.com/users/Licht-T/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Licht-T/subscriptions","organizations_url":"https://api.github.com/users/Licht-T/orgs","repos_url":"https://api.github.com/users/Licht-T/repos","events_url":"https://api.github.com/users/Licht-T/events{/privacy}","received_events_url":"https://api.github.com/users/Licht-T/received_events","type":"User","site_admin":false},"private":false,"html_url":"https://github.com/Licht-T/arrow","description":"Apache Arrow is a columnar in-memory analytics layer designed to accelerate big data. 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