From e1a55131ec596ced91b3995322bf0fd1b2966aa0 Mon Sep 17 00:00:00 2001 From: Joe Jevnik Date: Tue, 4 Nov 2014 00:08:19 -0500 Subject: [PATCH] DOC: Updates the release notes to include information about the dynamic history update. --- docs/release-notes/zipline-0.7.1.md | 19 +++++++++++++++---- 1 file changed, 15 insertions(+), 4 deletions(-) diff --git a/docs/release-notes/zipline-0.7.1.md b/docs/release-notes/zipline-0.7.1.md index edf4f266..4452d42b 100644 --- a/docs/release-notes/zipline-0.7.1.md +++ b/docs/release-notes/zipline-0.7.1.md @@ -2,12 +2,13 @@ ## Bug Fixes (BUG) -* Fix a bug where the reported returns could sharply dip for random periods of time. - [PR378](https://github.com/quantopian/zipline/pull/378) +* Fix a bug where the reported returns could sharply dip for random periods of + time. [PR378](https://github.com/quantopian/zipline/pull/378) ## Enhancements (ENH) -* Account object: Adds an account object to conext to track information about the trading account. [PR396](https://github.com/quantopian/zipline/pull/396) +* Account object: Adds an account object to conext to track information about + the trading account. [PR396](https://github.com/quantopian/zipline/pull/396) > Example: @@ -15,4 +16,14 @@ > context.account.settled_cash > ``` - > Returns the settled cash value that is stored on the account object. This value is updated accordingly as the algorithm is run. \ No newline at end of file + > Returns the settled cash value that is stored on the account object. This + > value is updated accordingly as the algorithm is run. + +* HistoryContainer can now grow + dynamically. [PR412](https://github.com/quantopian/zipline/pull/412) + + Calls to `history` will now be able to increase the size or change the shape + of the history container to be able to service the call. `add_history` now + acts as a preformance hint to pre-allocate sufficient space in the + container. This change is backwards compatible with `history`, all existing + algorithms should continue to work as intended.