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read goes-r data from https aws, gcp or azure (it uses h5netcdf) #1424

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read goes-r data from https aws, gcp or azure (it uses h5netcdf) #1424

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12 changes: 10 additions & 2 deletions satpy/readers/abi_base.py
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,8 @@

import numpy as np
import xarray as xr
import requests
import io

from pyresample import geometry
from satpy.readers.file_handlers import BaseFileHandler
Expand All @@ -42,13 +44,19 @@ def __init__(self, filename, filename_info, filetype_info):
"""Open the NetCDF file with xarray and prepare the Dataset for reading."""
super(NC_ABI_BASE, self).__init__(filename, filename_info, filetype_info)
# xarray's default netcdf4 engine
url = self.filename
if 'googleapis' in url or 'amazonaws' in url or 'core.windows' in url:
resp = requests.get(url)
store = io.BytesIO(resp.content)
else:
store = url
try:
self.nc = xr.open_dataset(self.filename,
self.nc = xr.open_dataset(store,
decode_cf=True,
mask_and_scale=False,
chunks={'x': CHUNK_SIZE, 'y': CHUNK_SIZE}, )
except ValueError:
self.nc = xr.open_dataset(self.filename,
self.nc = xr.open_dataset(store,
decode_cf=True,
mask_and_scale=False,
chunks={'lon': CHUNK_SIZE, 'lat': CHUNK_SIZE}, )
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