text: import ee 
  from ee_plugin import Map 
  
  def addArea(feature):
      return feature.set({'areaHa': feature.geometry().area().divide(100 * 100)})
  
  # Load watersheds from a data table.
  sheds = ee.FeatureCollection('USGS/WBD/2017/HUC06')
  
  # This function computes the feature's geometry area and adds it as a property.
  # addArea = function(feature) {
  #   return feature.set({areaHa: feature.geometry().area().divide(100 * 100)})
  # }
  
  # Map the area getting function over the FeatureCollection.
  areaAdded = sheds.map(addArea)
  
  # Print the first feature from the collection with the added property.
  print('First feature:', areaAdded.first().getInfo())
  
  