DOC: fix superscript in forecast.rst (pvlib#439)

mikofski · wholmgren · commit b026c57cea85 · 2018-04-05T13:11:14.000-07:00
* DOC: fix superscript and legend location

* POA irradiance plot s/**/^/g
* plt.legend(loc='best') hope this works

* move legend after semicolon
diff --git a/docs/sphinx/source/forecasts.rst b/docs/sphinx/source/forecasts.rst
@@ -454,7 +454,8 @@ Here's the forecast plane of array irradiance...
 
     mc.total_irrad.plot();
     @savefig poa_irrad.png width=6in
-    plt.ylabel('Plane of array irradiance ($W/m**2$)');
+    plt.ylabel('Plane of array irradiance ($W/m^2$)');
+    plt.legend(loc='best');
 
 ...the cell and module temperature...
 
