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Feature/hdf4 subdatasets #410

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merged 3 commits into from
Aug 21, 2020
Merged

Feature/hdf4 subdatasets #410

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0040f69
Merge branch 'develop' into feature/hdf4_subdatasets
mpu-creare Jul 10, 2020
7590664
FIX: Checking for the source format more explicitly instead of relyin…
mpu-creare Aug 21, 2020
30e283f
Merge branch 'develop' into feature/hdf4_subdatasets
mpu-creare Aug 21, 2020
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8 changes: 5 additions & 3 deletions podpac/core/data/rasterio_source.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@

from collections import OrderedDict
import io
import re

from six import string_types
import traitlets as tl
Expand Down Expand Up @@ -48,12 +49,13 @@ class Rasterio(LoadFileMixin, BaseFileSource):

@cached_property
def dataset(self):
try:
return super(Rasterio, self).dataset
except OSError: # This can happen if the dataset has subdatasets
if re.match(".*:.*:.*", self.source):
# i.e. user supplied a non-file-looking string like 'HDF4_EOS:EOS_GRID:"MOD13Q1.A2013033.h08v05.006.2015256072248.hdf":MODIS_Grid_16DAY_250m_500m_VI:"250m 16 days NDVI"'
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# This also includes many subdatsets as part of GDAL data drivers; https://gdal.org/drivers/raster/index.html
self.set_trait("read_from_source", True)
return rasterio.open(self.source)
else:
return super(Rasterio, self).dataset

@tl.default("band")
def _band_default(self):
Expand Down