examples/notebooks/120_javascript.ipynb

{
    "cells": [
        {
            "cell_type": "markdown",
            "metadata": {},
            "source": [
                "[![image](https://colab.research.google.com/assets/colab-badge.svg)](https://githubtocolab.com/gee-community/geemap/blob/master/examples/notebooks/120_javascript.ipynb)\n",
                "[![image](https://mybinder.org/badge_logo.svg)](https://gishub.org/geemap-binder)\n",
                "\n",
                "**Calling functions in Earth Engine JavaScript libraries from Python**"
            ]
        },
        {
            "cell_type": "markdown",
            "metadata": {},
            "source": [
                "Run the following line to enable tab-completion for JavaScript libraries."
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "%config IPCompleter.use_jedi = False"
            ]
        },
        {
            "cell_type": "markdown",
            "metadata": {},
            "source": [
                "Import libraries"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "import ee\n",
                "import geemap"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "geemap.ee_initialize()"
            ]
        },
        {
            "cell_type": "markdown",
            "metadata": {},
            "source": [
                "Use the [Open Earth Engine Library (OEEL)](https://www.open-geocomputing.org/OpenEarthEngineLibrary/#)"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "oeel = geemap.requireJS()"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "ic = ee.ImageCollection(\"COPERNICUS/S2_SR\")\n",
                "\n",
                "icSize = (\n",
                "    oeel.Algorithms.Sentinel2.cloudfree(maxCloud=20, S2Collection=ic)\n",
                "    .filterDate('2020-01-01', '2020-01-02')\n",
                "    .size()\n",
                ")\n",
                "print('Cloud free imagery: ', icSize.getInfo())"
            ]
        },
        {
            "cell_type": "markdown",
            "metadata": {},
            "source": [
                "Use an Earth Engine JavaScript library from a HTTP URL."
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "url = 'https://github.com/gee-community/geemap/blob/master/examples/javascripts/grid.js'"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "lib = geemap.requireJS(url)"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "lib.availability"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "grid = lib.generateGrid(-180, -50, 180, 50, 10, 10, 0, 0)"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "Map = geemap.Map()\n",
                "Map.addLayer(grid, {}, 'Grid')\n",
                "Map"
            ]
        },
        {
            "cell_type": "markdown",
            "metadata": {},
            "source": [
                "Use a local Earth Engine JavaScript library."
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "Map = geemap.Map()\n",
                "Map"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "lib = geemap.requireJS('grid.js', Map)"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "lib.availability"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "lib.grid_test()"
            ]
        },
        {
            "cell_type": "markdown",
            "metadata": {},
            "source": [
                "Use an Earth Engine JavaScript from an Earth Engine repo."
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "lib = geemap.requireJS('users/gena/packages:grid')"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "lib.availability"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "grid = lib.generateGrid(-180, -50, 180, 50, 10, 10, 0, 0)"
            ]
        },
        {
            "cell_type": "code",
            "execution_count": null,
            "metadata": {},
            "outputs": [],
            "source": [
                "Map = geemap.Map()\n",
                "Map.addLayer(grid, {}, 'Grid')\n",
                "Map"
            ]
        }
    ],
    "metadata": {
        "kernelspec": {
            "display_name": "Python 3",
            "language": "python",
            "name": "python3"
        }
    },
    "nbformat": 4,
    "nbformat_minor": 5
}