removing some duplicate code

rowers/courses.py

@@ -46,30 +46,6 @@ from utils import geo_distance
 from rowers.courseutils import coursetime_paths, coursetime_first,time_in_path
 
 
-    
-def get_course_timezone(course):
-    polygons = GeoPolygon.objects.filter(course = course)
-    points = GeoPoint.objects.filter(polygon = polygons[0])
-    lat = points[0].latitude
-    lon = points[0].longitude
-
-    tf = TimezoneFinder()
-    try:
-        timezone_str = tf.timezone_at(lng=lon,lat=lat)
-    except ValueError:
-        timezone_str = 'UTC'
-
-    if timezone_str is None:
-        timezone_str = tf.closest_timezone_at(lng=lon,lat=lat)
-        if timezone_str is None:
-            timezone_str = 'UTC'
-
-    return timezone_str
-    
-
-
-    
-
 def crewnerdcourse(doc):
     courses = []
     for course in doc: