Set version requirements:

Python 3.7 -> 3.6
scikit-learn 0.20.2 -> 0.20.0

Author: florian

.travis.yml

@@ -16,10 +16,10 @@ env:
     # The versions should match the minimal requirements in requirements.txt and setup.py
     - DISTRIB="conda" PYTHON_VERSION="2.7" CYTHON_VERSION="0.23.5"
       NUMPY_VERSION="1.11.3" PANDAS_VERSION="0.21.1" PATSY_VERSION="0.4.1"
-      SCIKIT_VERSION="0.20.2" SCIPY_VERSION="0.17.0" STATSMODELS_VERSION="0.6.1"
-    - DISTRIB="conda" PYTHON_VERSION="3.7" COVERAGE="true" CYTHON_VERSION="0.25.2"
+      SCIKIT_VERSION="0.20.0" SCIPY_VERSION="0.17.0" STATSMODELS_VERSION="0.6.1"
+    - DISTRIB="conda" PYTHON_VERSION="3.6" COVERAGE="true" CYTHON_VERSION="0.25.2"
       NUMPY_VERSION="1.11.3" PANDAS_VERSION="0.21.1" PATSY_VERSION="0.4.1"
-      SCIKIT_VERSION="0.20.2" SCIPY_VERSION="0.17.0" STATSMODELS_VERSION="0.6.1"
+      SCIKIT_VERSION="0.20.0" SCIPY_VERSION="0.17.0" STATSMODELS_VERSION="0.6.1"
 
 install: source ci_scripts/install.sh
 script: bash ci_scripts/test.sh

requirements.txt

@@ -1,5 +1,5 @@
 numpy>=1.11.3
-scikit-learn>=0.20.2
+scikit-learn>=0.20.0
 scipy>=0.17.0
 statsmodels>=0.6.1
 pandas>=0.21.1

setup.py

@@ -30,7 +30,7 @@
     author='Will McGinnis',
     install_requires=[
       'numpy>=1.11.3',
-      'scikit-learn>=0.20.2',
+      'scikit-learn>=0.20.0',
       'scipy>=0.17.0',
       'statsmodels>=0.6.1',
       'pandas>=0.21.1',