Updated after review comments

Author: hansthen

folium/plugins/semicircle.py

@@ -1,6 +1,7 @@
 from folium.elements import JSCSSMixin
 from folium.map import Marker
 from folium.template import Template
+from folium.utilities import remove_empty
 from folium.vector_layers import path_options
 
 
@@ -80,6 +81,7 @@ def __init__(
                 stop_angle=stop_angle,
             )
         )
+        self.options = remove_empty(self.options)
 
         if not (
             (direction is None and arc is None)