non functional mockup stage

rowers/dataprep.py

@@ -309,6 +309,20 @@ def get_latlon_time(id):
 
     return df
 
+def workout_has_latlon(id):
+    latitude, longitude = get_latlon(id)
+    latmean = latitude.mean()
+    lonmean = longitude.mean()
+
+    if latmean == 0 and lonmean == 0:
+        return False,latmean,lonmean
+
+    if latitude.std() > 0 and longitude.std() > 0:
+        return True, latmean,lonmean
+
+    return False, latmean,lonmean
+
+
 def workout_summary_to_df(
         rower,
         startdate=datetime.datetime(1970,1,1),