Created
November 20, 2020 14:04
-
-
Save giswqs/ef319138c6a0ab85f7438d9a20c2a5c8 to your computer and use it in GitHub Desktop.
image dates
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
{ | |
"cells": [ | |
{ | |
"metadata": { | |
"trusted": true | |
}, | |
"cell_type": "code", | |
"source": "import ee\nimport geemap", | |
"execution_count": 1, | |
"outputs": [] | |
}, | |
{ | |
"metadata": { | |
"trusted": true | |
}, | |
"cell_type": "code", | |
"source": "Map = geemap.Map()", | |
"execution_count": 2, | |
"outputs": [] | |
}, | |
{ | |
"metadata": { | |
"trusted": true | |
}, | |
"cell_type": "code", | |
"source": "Map", | |
"execution_count": 3, | |
"outputs": [ | |
{ | |
"output_type": "display_data", | |
"data": { | |
"text/plain": "Map(center=[40, -100], controls=(WidgetControl(options=['position'], widget=HBox(children=(ToggleButton(value=…", | |
"application/vnd.jupyter.widget-view+json": { | |
"version_major": 2, | |
"version_minor": 0, | |
"model_id": "96f79507df0e4c8aa117a2b604a4e754" | |
} | |
}, | |
"metadata": {} | |
} | |
] | |
}, | |
{ | |
"metadata": { | |
"trusted": true | |
}, | |
"cell_type": "code", | |
"source": "# Add Earth Engine dataset\n# Load a Landsat 8 ImageCollection for a single path-row.\ncollection = ee.ImageCollection('LANDSAT/LC08/C01/T1_TOA') \\\n .filter(ee.Filter.eq('WRS_PATH', 44)) \\\n .filter(ee.Filter.eq('WRS_ROW', 34)) \\\n .filterDate('2014-03-01', '2014-08-01')\n# print('Collection: ', collection.getInfo())\n\n# Get the number of images.\ncount = collection.size()\nprint('Count: ', count.getInfo())", | |
"execution_count": 4, | |
"outputs": [ | |
{ | |
"output_type": "stream", | |
"text": "Count: 9\n", | |
"name": "stdout" | |
} | |
] | |
}, | |
{ | |
"metadata": { | |
"trusted": true | |
}, | |
"cell_type": "code", | |
"source": "dates = collection.aggregate_array('system:time_start').getInfo()\ndates", | |
"execution_count": 11, | |
"outputs": [ | |
{ | |
"output_type": "execute_result", | |
"execution_count": 11, | |
"data": { | |
"text/plain": "[1395168392050,\n 1396550776290,\n 1397933159240,\n 1399315542790,\n 1400697934830,\n 1402080344240,\n 1403462747540,\n 1404845155330,\n 1406227557220]" | |
}, | |
"metadata": {} | |
} | |
] | |
}, | |
{ | |
"metadata": { | |
"trusted": true | |
}, | |
"cell_type": "code", | |
"source": "ee.List(dates).map(lambda d: ee.Date(d).format('YYYY-MM-dd')).getInfo()", | |
"execution_count": 14, | |
"outputs": [ | |
{ | |
"output_type": "execute_result", | |
"execution_count": 14, | |
"data": { | |
"text/plain": "['2014-03-18',\n '2014-04-03',\n '2014-04-19',\n '2014-05-05',\n '2014-05-21',\n '2014-06-06',\n '2014-06-22',\n '2014-07-08',\n '2014-07-24']" | |
}, | |
"metadata": {} | |
} | |
] | |
}, | |
{ | |
"metadata": { | |
"trusted": true | |
}, | |
"cell_type": "code", | |
"source": "", | |
"execution_count": null, | |
"outputs": [] | |
}, | |
{ | |
"metadata": { | |
"trusted": true | |
}, | |
"cell_type": "code", | |
"source": "", | |
"execution_count": null, | |
"outputs": [] | |
}, | |
{ | |
"metadata": { | |
"trusted": true | |
}, | |
"cell_type": "code", | |
"source": "", | |
"execution_count": null, | |
"outputs": [] | |
}, | |
{ | |
"metadata": { | |
"trusted": true | |
}, | |
"cell_type": "code", | |
"source": "", | |
"execution_count": null, | |
"outputs": [] | |
} | |
], | |
"metadata": { | |
"kernelspec": { | |
"name": "python3", | |
"display_name": "Python 3", | |
"language": "python" | |
}, | |
"hide_input": false, | |
"toc": { | |
"nav_menu": {}, | |
"number_sections": true, | |
"sideBar": true, | |
"skip_h1_title": false, | |
"base_numbering": 1, | |
"title_cell": "Table of Contents", | |
"title_sidebar": "Contents", | |
"toc_cell": false, | |
"toc_position": {}, | |
"toc_section_display": true, | |
"toc_window_display": false | |
}, | |
"language_info": { | |
"name": "python", | |
"version": "3.8.5", | |
"mimetype": "text/x-python", | |
"codemirror_mode": { | |
"name": "ipython", | |
"version": 3 | |
}, | |
"pygments_lexer": "ipython3", | |
"nbconvert_exporter": "python", | |
"file_extension": ".py" | |
}, | |
"gist": { | |
"id": "", | |
"data": { | |
"description": "image dates", | |
"public": true | |
} | |
} | |
}, | |
"nbformat": 4, | |
"nbformat_minor": 4 | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment