{"action":"created","comment":{"url":"https://api.github.com/repos/pydata/pandas/pulls/comments/82503476","pull_request_review_id":3409315,"id":82503476,"diff_hunk":"@@ -285,8 +285,45 @@ def ZipFile(*args, **kwargs):\n     ZipFile = zipfile.ZipFile\n \n \n-def _get_handle(path, mode, encoding=None, compression=None, memory_map=False):\n+def _get_inferred_compression(filepath_or_buffer, compression):\n+    if compression == 'infer':\n+        if isinstance(filepath_or_buffer, compat.string_types):\n+            if filepath_or_buffer.endswith('.gz'):\n+                inferred_compression = 'gzip'\n+            elif filepath_or_buffer.endswith('.bz2'):\n+                inferred_compression = 'bz2'\n+            elif filepath_or_buffer.endswith('.zip'):\n+                inferred_compression = 'zip'\n+            elif filepath_or_buffer.endswith('.xz'):\n+                inferred_compression = 'xz'\n+            else:\n+                inferred_compression = None","path":"pandas/io/common.py","position":17,"original_position":17,"commit_id":"f1875142c1c4bb1157f4674ccb0f03eb60f3e34d","original_commit_id":"f1875142c1c4bb1157f4674ccb0f03eb60f3e34d","user":{"login":"jreback","id":953992,"avatar_url":"https://avatars.githubusercontent.com/u/953992?v=3","gravatar_id":"","url":"https://api.github.com/users/jreback","html_url":"https://github.com/jreback","followers_url":"https://api.github.com/users/jreback/followers","following_url":"https://api.github.com/users/jreback/following{/other_user}","gists_url":"https://api.github.com/users/jreback/gists{/gist_id}","starred_url":"https://api.github.com/users/jreback/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jreback/subscriptions","organizations_url":"https://api.github.com/users/jreback/orgs","repos_url":"https://api.github.com/users/jreback/repos","events_url":"https://api.github.com/users/jreback/events{/privacy}","received_events_url":"https://api.github.com/users/jreback/received_events","type":"User","site_admin":false},"body":"just set ``inferred_compression=None`` at the start","created_at":"2016-10-08T14:39:11Z","updated_at":"2016-10-08T14:39:12Z","html_url":"https://github.com/pydata/pandas/pull/13317#discussion_r82503476","pull_request_url":"https://api.github.com/repos/pydata/pandas/pulls/13317","_links":{"self":{"href":"https://api.github.com/repos/pydata/pandas/pulls/comments/82503476"},"html":{"href":"https://github.com/pydata/pandas/pull/13317#discussion_r82503476"},"pull_request":{"href":"https://api.github.com/repos/pydata/pandas/pulls/13317"}}},"pull_request":{"url":"https://api.github.com/repos/pydata/pandas/pulls/13317","id":71827096,"html_url":"https://github.com/pydata/pandas/pull/13317","diff_url":"https://github.com/pydata/pandas/pull/13317.diff","patch_url":"https://github.com/pydata/pandas/pull/13317.patch","issue_url":"https://api.github.com/repos/pydata/pandas/issues/13317","number":13317,"state":"open","locked":false,"title":"add compression support for 'read_pickle' and 'to_pickle'","user":{"login":"goldenbull","id":9129006,"avatar_url":"https://avatars.githubusercontent.com/u/9129006?v=3","gravatar_id":"","url":"https://api.github.com/users/goldenbull","html_url":"https://github.com/goldenbull","followers_url":"https://api.github.com/users/goldenbull/followers","following_url":"https://api.github.com/users/goldenbull/following{/other_user}","gists_url":"https://api.github.com/users/goldenbull/gists{/gist_id}","starred_url":"https://api.github.com/users/goldenbull/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/goldenbull/subscriptions","organizations_url":"https://api.github.com/users/goldenbull/orgs","repos_url":"https://api.github.com/users/goldenbull/repos","events_url":"https://api.github.com/users/goldenbull/events{/privacy}","received_events_url":"https://api.github.com/users/goldenbull/received_events","type":"User","site_admin":false},"body":"closes #11666 \r\nMy code is not pythonic enough, maybe need some refactor. Any comment is 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