[readme] add statsmodels as optional dependency; version up

tanghaibao · Mar 18, 2016 · f72db27 · f72db27
1 parent fe35734
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diff --git a/README.rst b/README.rst
@@ -69,11 +69,15 @@ terms (e.g. generic GOslim) ::
 
 Dependencies
 -------------
-- `fisher <http://pypi.python.org/pypi/fisher/>`_ module for calculating
+- `fisher <http://pypi.python.org/pypi/fisher/>`_ (required) for calculating
   Fisher's exact test::
 
     easy_install fisher
 
+- `statsmodels` (optional) for access to a variety of statistical tests for GOEA::
+
+    easy_install statsmodels
+
 - To plot the ontology lineage, install one of these two options:
 
   1. Graphviz
@@ -187,7 +191,7 @@ We have implemented several significance tests:
 * ``holm``, hold correction
 * ``fdr``, false discvery rate (fdr) implementation using resampling
 
-Additional methods are available if `statsmodels` is installed:
+Additional methods are available if ``statsmodels`` is installed:
 
 * ``sm_bonferroni``, bonferroni one-step correction
 * ``sm_sidak``, sidak one-step correction

diff --git a/goatools/version.py b/goatools/version.py
@@ -1 +1 @@
-__version__ = "0.6.3"
+__version__ = "0.6.4"