Merge pull request #56 from bmu/fix_sphinx

Fix sphinx

Author: wholmgren

docs/sphinx/source/conf.py

@@ -34,6 +34,7 @@ def __getattr__(cls, name):
 # add these directories to sys.path here. If the directory is relative to the
 # documentation root, use os.path.abspath to make it absolute, like shown here.
 sys.path.insert(0, os.path.abspath('../sphinxext'))
+sys.path.insert(0, os.path.abspath('../../../'))
 
 # -- General configuration ------------------------------------------------
 

pvlib/clearsky.py

@@ -428,18 +428,18 @@ def dirint(ghi, zenith, times, pressure=101325, use_delta_kt_prime=True,
         improvements are not applied.  
 
     Returns
-    -------   
-    pd.Series. The modeled direct normal irradiance in W/m^2 provided by the
-    DIRINT model. 
+    -------
+    DNI : pd.Series.
+        The modeled direct normal irradiance in W/m^2 provided by the
+        DIRINT model.
 
     References
     ----------
-
-        [1] Perez, R., P. Ineichen, E. Maxwell, R. Seals and A. Zelenka, (1992).
+    [1] Perez, R., P. Ineichen, E. Maxwell, R. Seals and A. Zelenka, (1992).
     "Dynamic Global-to-Direct Irradiance Conversion Models".  ASHRAE 
     Transactions-Research Series, pp. 354-369
 
-        [2] Maxwell, E. L., "A Quasi-Physical Model for Converting Hourly 
+    [2] Maxwell, E. L., "A Quasi-Physical Model for Converting Hourly 
     Global Horizontal to Direct Normal Insolation", Technical 
     Report No. SERI/TR-215-3087, Golden, CO: Solar Energy Research 
     Institute, 1987.
@@ -881,4 +881,4 @@ def _get_dirint_coeffs():
         [0.743440, 0.592190, 0.603060, 0.316930, 0.794390 ]]
 
     return coeffs[1:,1:,:,:]
-    
+