make altitude a kwarg

wholmgren · wholmgren · commit 66b3603e4a29 · 2015-12-20T21:23:43.000-07:00
diff --git a/pvlib/clearsky.py b/pvlib/clearsky.py
@@ -19,7 +19,6 @@
 from pvlib import solarposition
 
 
-
 def ineichen(time, latitude, longitude, altitude=0, linke_turbidity=None, 
              solarposition_method='pyephem', zenith_data=None,
              airmass_model='young1994', airmass_data=None,
