Use conda on readthedocs

docs/environment.yml

@@ -0,0 +1,14 @@
+name: pvlib
+dependencies:
+    - python=2.7 
+    - numpy
+    - scipy
+    - pandas
+    - pytz
+    - ephem
+    - numba
+    - ipython
+    - sphinx
+    - numpydoc
+    - matplotlib
+    - seaborn

docs/sphinx/source/conf.py

@@ -26,8 +26,7 @@ class Mock(MagicMock):
     def __getattr__(cls, name):
         return Mock()
 
-MOCK_MODULES = ['scipy', 'scipy.io', 'numpy', 'ephem', 'pandas', 
-                'pvlib.spa_c_files.spa_py', 'dateutil']
+MOCK_MODULES = []
 sys.modules.update((mod_name, Mock()) for mod_name in MOCK_MODULES)
 
 # If extensions (or modules to document with autodoc) are in another directory,
@@ -50,7 +49,9 @@ def __getattr__(cls, name):
     'sphinx.ext.viewcode',
     'sphinx.ext.extlinks',
     'numpydoc',
-    'sphinx.ext.autosummary'
+    'sphinx.ext.autosummary',
+    'IPython.sphinxext.ipython_directive',
+    'IPython.sphinxext.ipython_console_highlighting',
 ]
 
 # Add any paths that contain templates here, relative to this directory.