In [25]: proj_scn.save_datasets(writer='geotiff',file_pattern='edr_uint8debug.tif', dtype=np.uint8, enhance=False)
[DEBUG: 2018-12-18 22:30:13 : satpy.writers] Reading ['/home/leonidas/anaconda2/lib/python2.7/site-packages/satpy/etc/writers/geotiff.yaml']
[DEBUG: 2018-12-18 22:30:14 : satpy.writers] Enhancement configuration options: [{'method': <function stretch at 0x7fac880fc1b8>, 'name': 'stretch', 'kwargs': {'stretch': 'linear'}}]
[DEBUG: 2018-12-18 22:30:14 : trollimage.xrimage] Applying stretch linear with parameters {}
[DEBUG: 2018-12-18 22:30:14 : trollimage.xrimage] Perform a linear contrast stretch.
[DEBUG: 2018-12-18 22:30:14 : trollimage.xrimage] Calculate the histogram quantiles:
[DEBUG: 2018-12-18 22:30:14 : trollimage.xrimage] Left and right quantiles: 0.005 0.005
[DEBUG: 2018-12-18 22:30:14 : rasterio.env] Entering env context: <rasterio.env.Env object at 0x7fac88088910>
[DEBUG: 2018-12-18 22:30:14 : rasterio.env] Starting outermost env
[DEBUG: 2018-12-18 22:30:14 : rasterio.env] No GDAL environment exists
[DEBUG: 2018-12-18 22:30:14 : rasterio.env] New GDAL environment <rasterio._env.GDALEnv object at 0x7fac88088110> created
[DEBUG: 2018-12-18 22:30:14 : rasterio._env] Logging error handler pushed.
[DEBUG: 2018-12-18 22:30:14 : rasterio._env] All drivers registered.
[DEBUG: 2018-12-18 22:30:14 : rasterio._env] Started GDALEnv <rasterio._env.GDALEnv object at 0x7fac88088110>.
[DEBUG: 2018-12-18 22:30:14 : rasterio.env] Entered env context: <rasterio.env.Env object at 0x7fac88088910>
[DEBUG: 2018-12-18 22:30:14 : rasterio._io] Path: ParsedPath(path='edr_uint8debug.tif', archive=None, scheme=None), mode: w, driver: GTiff
[DEBUG: 2018-12-18 22:30:14 : rasterio._io] Option: ('ZLEVEL', '6')
[DEBUG: 2018-12-18 22:30:14 : rasterio._io] Option: ('COMPRESS', 'DEFLATE')
[DEBUG: 2018-12-18 22:30:14 : rasterio._io] Skipped delete for overwrite.  Dataset does not exist: edr_uint8debug.tif
[DEBUG: 2018-12-18 22:30:14 : rasterio._io] Input CRS: CRS({'lon_0': 24.0, 'lat_0': 0.0, 'proj': 'tmerc', 'x_0': 500000.0, 'units': 'm', 'ellps': 'GRS80', 'y_0': 0.0})
[DEBUG: 2018-12-18 22:30:14 : rasterio._io] PROJ.4 to be imported: '+lon_0=24.0 +lat_0=0.0 +proj=tmerc +x_0=500000.0 +units=m +ellps=GRS80 +y_0=0.0'
[DEBUG: 2018-12-18 22:30:14 : rasterio._io] Exported WKT: PROJCS["unnamed",GEOGCS["GRS 1980(IUGG, 1980)",DATUM["unknown",SPHEROID["GRS80",6378137,298.257222101]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",24],PARAMETER["scale_factor",1],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["Meter",1]]
[DEBUG: 2018-12-18 22:30:14 : rasterio._io] Self CRS: CRS({'lon_0': 24.0, 'lat_0': 0.0, 'proj': 'tmerc', 'x_0': 500000.0, 'units': 'm', 'ellps': 'GRS80', 'y_0': 0.0})
[DEBUG: 2018-12-18 22:30:14 : rasterio._base] Got coordinate system
[DEBUG: 2018-12-18 22:30:14 : rasterio._base] Failed to auto identify EPSG
[DEBUG: 2018-12-18 22:30:14 : rasterio._base] Nodata success: 0, Nodata value: -10000000000.000000
[DEBUG: 2018-12-18 22:30:14 : rasterio._base] Nodata success: 0, Nodata value: -10000000000.000000
[DEBUG: 2018-12-18 22:30:14 : rasterio.env] Exiting env context: <rasterio.env.Env object at 0x7fac88088910>
[DEBUG: 2018-12-18 22:30:14 : rasterio._env] Unset option CHECK_WITH_INVERT_PROJ in env <rasterio._env.GDALEnv object at 0x7fac88088110>
[DEBUG: 2018-12-18 22:30:14 : rasterio._env] Unset option RASTERIO_ENV in env <rasterio._env.GDALEnv object at 0x7fac88088110>
[DEBUG: 2018-12-18 22:30:14 : rasterio._env] Unset option GTIFF_IMPLICIT_JPEG_OVR in env <rasterio._env.GDALEnv object at 0x7fac88088110>
[DEBUG: 2018-12-18 22:30:14 : rasterio.env] Cleared existing <rasterio._env.GDALEnv object at 0x7fac88088110> options
[DEBUG: 2018-12-18 22:30:14 : rasterio._env] Stopping GDALEnv <rasterio._env.GDALEnv object at 0x7fac88088110>.
[DEBUG: 2018-12-18 22:30:14 : rasterio._env] Error handler popped.
[DEBUG: 2018-12-18 22:30:14 : rasterio._env] Stopped GDALEnv <rasterio._env.GDALEnv object at 0x7fac88088110>.
[DEBUG: 2018-12-18 22:30:14 : rasterio.env] Exiting outermost env
[DEBUG: 2018-12-18 22:30:14 : rasterio.env] Exited env context: <rasterio.env.Env object at 0x7fac88088910>
[INFO: 2018-12-18 22:30:14 : satpy.writers] Computing and writing results...
[DEBUG: 2018-12-18 22:30:17 : trollimage.xrimage] Interval: left=<xarray.DataArray 'my_index-14757b050e3568b8221d3fc998584790' (bands: 1)>
array([2.])
Coordinates:
  * bands     (bands) |S1 'L'
    quantile  float64 0.005, right=<xarray.DataArray 'my_index-14757b050e3568b8221d3fc998584790' (bands: 1)>
array([35.])
Coordinates:
  * bands     (bands) |S1 'L'
    quantile  float64 0.995
[DEBUG: 2018-12-18 22:30:17 : rasterio._io] Dataset <closed DatasetWriter name='edr_uint8debug.tif' mode='w'> has been stopped.
[DEBUG: 2018-12-18 22:30:17 : rasterio._base] Dataset <closed DatasetWriter name='edr_uint8debug.tif' mode='w'> has been closed.