[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2023-10-06 UTC."],[[["\u003cp\u003e\u003ccode\u003eee.data.makeDownloadUrl\u003c/code\u003e creates a download URL for Earth Engine data using a download ID and token.\u003c/p\u003e\n"],["\u003cp\u003eThe download ID can be obtained with \u003ccode\u003eee.data.getDownloadId\u003c/code\u003e, specifying parameters such as the image, bands, region, and file format.\u003c/p\u003e\n"],["\u003cp\u003eThis function returns a string representing the URL from which the data can be downloaded.\u003c/p\u003e\n"],["\u003cp\u003eYou can use libraries like \u003ccode\u003erequests\u003c/code\u003e in Python to download the data from the generated URL.\u003c/p\u003e\n"]]],[],null,["# ee.data.makeDownloadUrl\n\n\u003cbr /\u003e\n\nCreate a download URL from a docid and token.\n\n\u003cbr /\u003e\n\nReturns the download URL.\n\n| Usage | Returns |\n|-------------------------------|---------|\n| `ee.data.makeDownloadUrl(id)` | String |\n\n| Argument | Type | Details |\n|----------|------------|--------------------------|\n| `id` | DownloadId | A download id and token. |\n\nExamples\n--------\n\n### Code Editor (JavaScript)\n\n```javascript\n// A Sentinel-2 surface reflectance image.\nvar img = ee.Image('COPERNICUS/S2_SR/20210109T185751_20210109T185931_T10SEG');\n\n// A small region within the image.\nvar region = ee.Geometry.BBox(-122.0859, 37.0436, -122.0626, 37.0586);\n\nvar downloadId = ee.data.getDownloadId({\n image: img,\n name: 'single_band',\n bands: ['B3', 'B8', 'B11'],\n region: region\n});\nprint('Single-band GeoTIFF files wrapped in a zip file',\n ee.data.makeDownloadUrl(downloadId));\n```\nPython setup\n\nSee the [Python Environment](/earth-engine/guides/python_install) page for information on the Python API and using\n`geemap` for interactive development. \n\n```python\nimport ee\nimport geemap.core as geemap\n```\n\n### Colab (Python)\n\n```python\n\"\"\"Demonstrates the ee.data.makeDownloadUrl method.\"\"\"\n\nimport io\nimport requests\nimport ee\n\n\nee.Authenticate()\nee.Initialize()\n\n# A Sentinel-2 surface reflectance image.\nimg = ee.Image('COPERNICUS/S2_SR/20210109T185751_20210109T185931_T10SEG')\n\n# A small region within the image.\nregion = ee.Geometry.BBox(-122.0859, 37.0436, -122.0626, 37.0586)\n\n# Image chunk as a NumPy structured array.\nimport numpy\ndownload_id = ee.data.getDownloadId({\n 'image': img,\n 'bands': ['B3', 'B8', 'B11'],\n 'region': region,\n 'scale': 20,\n 'format': 'NPY'\n})\nresponse = requests.get(ee.data.makeDownloadUrl(download_id))\ndata = numpy.load(io.BytesIO(response.content))\nprint(data)\nprint(data.dtype)\n\n# Single-band GeoTIFF files wrapped in a zip file.\ndownload_id = ee.data.getDownloadId({\n 'image': img,\n 'name': 'single_band',\n 'bands': ['B3', 'B8', 'B11'],\n 'region': region\n})\nresponse = requests.get(ee.data.makeDownloadUrl(download_id))\nwith open('single_band.zip', 'wb') as fd:\n fd.write(response.content)\n```"]]
