make test_irradiance work with new ineichen sig

Author: wholmgren

pvlib/test/test_irradiance.py

@@ -23,9 +23,11 @@
 
 times_localized = times.tz_localize(tus.tz)
 
-ephem_data = solarposition.get_solarposition(times, tus, method='pyephem')
+ephem_data = solarposition.get_solarposition(times, tus.latitude,
+                                             tus.longitude, method='pyephem')
 
-irrad_data = clearsky.ineichen(times, tus, linke_turbidity=3,
+irrad_data = clearsky.ineichen(times, tus.latitude, tus.longitude,
+                               altitude=tus.altitude, linke_turbidity=3,
                                solarposition_method='pyephem')
 
 dni_et = irradiance.extraradiation(times.dayofyear)
@@ -168,9 +170,10 @@ def test_globalinplane():
 
 
 def test_disc_keys():
-    clearsky_data = clearsky.ineichen(times, tus, linke_turbidity=3)
+    clearsky_data = clearsky.ineichen(times, tus.latitude, tus.longitude,
+                                      linke_turbidity=3)
     disc_data = irradiance.disc(clearsky_data['ghi'], ephem_data['zenith'], 
-                              ephem_data.index)
+                                ephem_data.index)
     assert 'dni' in disc_data.columns
     assert 'kt' in disc_data.columns
     assert 'airmass' in disc_data.columns
@@ -187,7 +190,8 @@ def test_disc_value():
 
 
 def test_dirint():
-    clearsky_data = clearsky.ineichen(times, tus, linke_turbidity=3)
+    clearsky_data = clearsky.ineichen(times, tus.latitude, tus.longitude,
+                                      linke_turbidity=3)
     pressure = 93193.
     dirint_data = irradiance.dirint(clearsky_data['ghi'], ephem_data['zenith'], 
                                     ephem_data.index, pressure=pressure)