From ee230c807fbbd820fe19733cc07d934d0ea2dccd Mon Sep 17 00:00:00 2001 From: Scott Sanderson Date: Mon, 28 Nov 2016 15:29:36 -0500 Subject: [PATCH] DOC: Docstring updates. --- zipline/pipeline/factors/technical.py | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/zipline/pipeline/factors/technical.py b/zipline/pipeline/factors/technical.py index c7363bba..c96a4fd1 100644 --- a/zipline/pipeline/factors/technical.py +++ b/zipline/pipeline/factors/technical.py @@ -712,16 +712,16 @@ class MovingAverageConvergenceDivergenceSignal(CustomFactor): Parameters ---------- - fast_period : int > 0 + fast_period : int > 0, optional The window length for the "fast" EWMA. Default is 12. - slow_period : int > 0, > fast_period + slow_period : int > 0, > fast_period, optional The window length for the "slow" EWMA. Default is 26. - signal_period' : int > 0, < fast_period + signal_period' : int > 0, < fast_period, optional The window length for the signal line. Default is 9. Notes ----- - Unlike most Factors, MovingAverageConvergenceDivergence does not accept a + Unlike most pipeline expressions, this factor does not accept a ``window_length`` parameter. ``window_length`` is inferred from ``slow_period`` and ``signal_period``. """