Update pvlib/bifacial/utils.py

kandersolar · cwhanse · web-flow · commit 6dbcd22ba7e6 · 2026-05-20T16:23:44.000-04:00
Co-authored-by: Cliff Hansen &lt;cwhanse@sandia.gov&gt;
diff --git a/pvlib/bifacial/utils.py b/pvlib/bifacial/utils.py
@@ -694,4 +694,5 @@ def _dist(p1, p2):
 
 
 def _angle(p1, p2):
+    # polar angle of the ray from p1 to p2
     return np.arctan2(p2[1] - p1[1], p2[0] - p1[0])

Original file line number	Diff line number	Diff line change
`@@ -694,4 +694,5 @@ def _dist(p1, p2):`
`694`	`694`
`695`	`695`
`696`	`696`	`def _angle(p1, p2):`
	`697`	`+ # polar angle of the ray from p1 to p2`
`697`	`698`	`return np.arctan2(p2[1] - p1[1], p2[0] - p1[0])`