from_polygons.py

#!/usr/bin/env python
"""Create and render a feature collection from polygons."""

import ee
from ee_plugin import Map


Map.setCenter(-107, 41, 6)

fc = ee.FeatureCollection([
    ee.Feature(
        ee.Geometry.Polygon(
            [[-109.05, 41], [-109.05, 37], [-102.05, 37], [-102.05, 41]]),
        {'name': 'Colorado', 'fill': 1}),
    ee.Feature(
        ee.Geometry.Polygon(
            [[-114.05, 37.0], [-109.05, 37.0], [-109.05, 41.0],
             [-111.05, 41.0], [-111.05, 42.0], [-114.05, 42.0]]),
        {'name': 'Utah', 'fill': 2})
    ])

# Fill, then outline the polygons into a blank image.
image1 = ee.Image(0).mask(0).toByte()
image2 = image1.paint(fc, 'fill')  # Get color from property named 'fill'
image3 = image2.paint(fc, 3, 5)    # Outline using color 3, width 5.

Map.addLayer(image3, {
    'palette': ['000000', 'FF0000', '00FF00', '0000FF'],
    'max': 3,
    'opacity': 0.5
}, "Colorado & Utah")