Version 0.43.0 (2023/07/03)

Issues Closed

• Issue 2519 - MSG Dust RGB adding coastilnes and grid to the image
• Issue 2506 - Add xarray_kwargs capability to the geocat reader (PR 2507 by @joleenf)
• Issue 2502 - Cropping S3 image not working
• Issue 2494 - avhrr_l1b_gaclac fails to read most files from NOAA CLASS (PR 2501 by @sfinkens)
• Issue 2490 - ninjogeotiff writer adds offset/scale factor when this is not meaningful (PR 2491 by @gerritholl)
• Issue 2483 - Cacheing doesn't work with scn.crop (PR 2485 by @djhoese)
• Issue 2465 - Possibility of dual licensing: GPL-3.0 & MIT
• Issue 2464 - MITIFF writer using pillow: turn off compression due to rowsperstrip issues
• Issue 2463 - seviri_l1b_native reader issue with reading remote files (azure)
• Issue 2409 - Inconsistent behavior of time attributes in EUM L1 GEO readers (PR 2420 by @YouvaEUMex)
• Issue 1749 - Load from blended scene
• Issue 859 - Doesn't recognize MODIS L2 file

In this release 12 issues were closed.

Pull Requests Merged

Bugs fixed

• PR 2522 - Fix CF tests due to new xarray release
• PR 2516 - Fix SEVIRI native reader failing when missing main header
• PR 2510 - Fix warnings from NWCSAF reader
• PR 2507 - Fix HDF4 support in geocat reader with hardcoded engine (2506)
• PR 2492 - Fix xarray version for cf tests
• PR 2491 - Change logic for ninjogeotiff gradient/axisintercept tags (2490)
• PR 2485 - Fix angle caching not handling a specific type of irregular chunking (2483)
• PR 2481 - Fix NWCSAF reading for NOAA-21

Features added

• PR 2521 - Add a median filter modifier
• PR 2508 - Add support for OLCI L2 files which are missing Frame_IDs
• PR 2504 - Improve flexibility of olci level2 reader
• PR 2501 - Add Pygac reference to avhrr_l1b_gaclac documentation (2494)
• PR 2499 - Add option to clip negative ABI radiances
• PR 2497 - Enable to pass a custom function to Scene.aggregate
• PR 2489 - Add "neutral_resolution_band" kwarg to RatioSharpenedRGB/SelfSharpenedRGB
• PR 2480 - Add helper-function for reading SEVIRI L1.5 Native header.
• PR 2449 - Generalise the true_color_reproduction composite and enhancement
• PR 2420 - Fix inconsistent behavior of time attributes in EUM L1 GEO readers (2409)
• PR 2259 - Refactor CFWriter.save_datasets and enable retrieval of equivalent xr.Dataset with scn.to_xarray()
• PR 2117 - Add reader for GMS-5 VISSR data

Documentation changes

• PR 2514 - Fix argument name in DayNightComposite example document
• PR 2501 - Add Pygac reference to avhrr_l1b_gaclac documentation (2494)
• PR 2478 - Fix eccodes package names in setup.py, update documentation for setting up development environment.
• PR 2474 - Reorganize seviri_l2_grib.yaml file and add more documentation to seviri_l1b_native.py

Clean ups

• PR 2523 - Convert CF Writer tests to pytest
• PR 2486 - Fix leftover deprecated nosetest teardown methods
• PR 2478 - Fix eccodes package names in setup.py, update documentation for setting up development environment.
• PR 2474 - Reorganize seviri_l2_grib.yaml file and add more documentation to seviri_l1b_native.py

In this release 28 pull requests were closed.

Version 0.42.2 (2023/05/10)

Issues Closed

• Issue 2471 - Missing dependencies in setup.py for running all the tests (PR 2472 by @sjoro)
• Issue 2469 - Problem in reprojecting MSG SEVIRI data

In this release 2 issues were closed.

Pull Requests Merged

Bugs fixed

• PR 2473 - Fix rayleigh correction not handling angles as required inputs
• PR 2472 - Add missing test dependencies and update dev environment documentation (2471)

Documentation changes

• PR 2472 - Add missing test dependencies and update dev environment documentation (2471)

Clean ups

• PR 2472 - Add missing test dependencies and update dev environment documentation (2471)
• PR 2453 - Fix various warnings encountered when running tests

In this release 5 pull requests were closed.

Version 0.42.1 (2023/05/02)

Issues closed

• Issue 2458 - Fail to install satpy despite the version

In this release 1 issue was closed.

Pull Requests Merged

Bugs fixed

• PR 2456 - Fix Adaptive DNB composite bug introduced from refactoring

In this release 1 pull request was closed.

Version 0.42.0 (2023/04/28)

Issues Closed

• Issue 2455 - Highlights blacked-out in MODIS false-color image
• Issue 2204 - CLAVRx Reader for AHI data misses CLAVRx files with naming convention that retains full AHI original name. (PR 2314 by @joleenf)
• Issue 1944 - satpy v0.33 seems to run slower than v0.30 when I project modis l1b data

In this release 3 issues were closed.

Pull Requests Merged

Bugs fixed

• PR 2454 - Change optional rayleigh prerequisites to required for MODIS
• PR 2451 - Fix assumption that arrays have 2+ dimensions in CF writer (74)
• PR 2440 - Fix nwcsaf pps palettes
• PR 2437 - Update MODIS composites with specific channel for Rayleigh correction
• PR 2432 - Remove usage of open_rasterio in some readers
• PR 2417 - Fix NUCAPS reader compatibility with new versions of xarray
• PR 2394 - Add weighted blended stacking to MultiScene (fixes multi-band handling)
• PR 2168 - Fix coordinate names in Ocean Color CCI reader.

Features added

• PR 2439 - Add support for unit conversion in image writers
• PR 2438 - Deprecate PYTROLL_CHUNK_SIZE and fallback to array.chunk-size config from dask
• PR 2423 - Support reading from S3 for AHI-HSD
• PR 2422 - Update condition of xarray version in CF writer tests
• PR 2421 - Add MODIS 05 L2 datasets to modis_l2 reader
• PR 2416 - Drop support for Python 3.8 and add 3.11 tests
• PR 2407 - VIIRS VGAC reader
• PR 2394 - Add weighted blended stacking to MultiScene (fixes multi-band handling)
• PR 2379 - Add reader for IASI L2 CDR in NetCDF format
• PR 2314 - Update clavrx reader file patterns and flag_meanings handling (2204)
• PR 2124 - Add reader for FY-3E / MERSI-LL

Documentation changes

• PR 2448 - Add section to FAQ to describe how generate=False may speed up RGBs
• PR 2431 - Add codescene badge to README

Backward incompatible changes

• PR 2416 - Drop support for Python 3.8 and add 3.11 tests

Clean ups

• PR 2450 - Remove unneeded stickler config
• PR 2429 - Cleanup and separate Scene unit tests
• PR 2416 - Drop support for Python 3.8 and add 3.11 tests
• PR 2394 - Add weighted blended stacking to MultiScene (fixes multi-band handling)

In this release 26 pull requests were closed.

Version 0.41.1 (2023/03/15)

Issues Closed

• Issue 2414 - Certain composite images not plotting correctly using imshow - but they are fine using scene.show()

In this release 1 issue was closed.

Pull Requests Merged

Bugs fixed

• PR 2415 - Fix dataid attribute access in JMA HRIT readers

In this release 1 pull request was closed.

Version 0.41.0 (2023/03/14)

Issues Closed

• Issue 2399 - Latitude and Longitude for GK2A AMI products
• Issue 2395 - DataID.getattr calls nonexisting method on parent class (PR 2396 by @gerritholl)
• Issue 2392 - The cloud_top_height composite broken for PPS (PR 2403 by @gerritholl)
• Issue 2386 - Docs incorrect for cf writer compression options (PR 2390 by @sfinkens)
• Issue 2288 - Add support for reducing Rayleigh correction at large solar zenith angles (PR 2380 by @yukaribbba)
• Issue 2244 - Bug in CFWriter with netcdf4>=1.60 because of changing behaviour of zlib encoding specification (PR 2390 by @sfinkens)

In this release 6 issues were closed.

Pull Requests Merged

Bugs fixed

• PR 2412 - Repair CF writer tests failing with libnetcdf >= 4.9.0
• PR 2411 - Fix warning when CF-writing a Scene with SwathDefinition area
• PR 2408 - Remove DataID attribute access in seviri_l2_grib reader
• PR 2405 - MWI v2 test dataset has BT calibration factors for each channel
• PR 2403 - Fix failing NWCSAF/PPS composites (2392)
• PR 2390 - Drop default compression in CF Writer (2386, 2244)

Features added

• PR 2396 - Remove DataID attribute access (2395)
• PR 2391 - Increase warnings stacklevel
• PR 2388 - Fix gap between day/night-only composites
• PR 2380 - Add an interface for reducing Rayleigh correction at high solar zenith angles in composites YAML (2288)

Documentation changes

• PR 2390 - Drop default compression in CF Writer (2386, 2244)

Clean ups

• PR 2404 - Convert TestYAMLFiles to pytest
• PR 2397 - Don't use deprecated distutils module.

In this release 13 pull requests were closed.

Version 0.40.0 (2023/02/09)

Issues Closed

• Issue 2385 - Tests needed for PSPRayleighReflectance
• Issue 2381 - Remote files reading example does not work. (PR 2382 by @djhoese)
• Issue 2377 - Bug remapping SEVIRI data - bounding box too small
• Issue 2376 - Fails displaying the NWCSAF/Geo cloud products correctly
• Issue 2374 - Question: How to understand "satpy.enhancements.ahi.jma_true_color_reproduction"?
• Issue 2371 - cloud_top_height colormap is broken (PR 2373 by @gerritholl)
• Issue 2368 - Fails to resample RSS in native format
• Issue 2366 - Problem caching angles derivation: TypeError: Object of type float32 is not JSON serializable (PR 2367 by @adybbroe)
• Issue 2363 - Runtime deprecation warning is thrown for compositor that is not used (PR 2384 by @strandgren)
• Issue 2357 - Alpha band improvement for DayNightCompositor (PR 2358 by @yukaribbba)
• Issue 2349 - A bug not detected by tests introduced when porting mitiff writer to PIL (PR 2350 by @TAlonglong)
• Issue 2343 - HTTPSConnectionPool（host='zenodo.org'， port=443）
• Issue 2339 - numpy.bool type deprecated, new release needed
• Issue 2330 - ancillary variables does not get resampled (PR 2336 by @gerritholl)
• Issue 2329 - resampling replaces ancillary variable (PR 2336 by @gerritholl)
• Issue 2308 - Unify colormap creations (PR 2313 by @gerritholl)
• Issue 2298 - There is a bug in 'find_files_and_readers(reader='modis_l2)'' (PR 2299 by @springfieldpsk)
• Issue 2286 - satpy_cf_nc reader to support variables with same name but different attributes (PR 2290 by @TAlonglong)
• Issue 2095 - Problem with merged composites for VIIRS SDR and NWCSAF (PR 2101 by @ninahakansson)
• Issue 1844 - Improve support for mode P images (PR 2301 by @gerritholl)
• Issue 690 - native python readers for GOES GVAR and McIDAS Area format

In this release 21 issues were closed.

Pull Requests Merged

Bugs fixed

• PR 2382 - Fix Scene storage options not being used if no other reader_kwargs are passed (2381)
• PR 2373 - Fix palette images for float data (2371)
• PR 2367 - Fix bug hashing the angles derivation using the NWCSAF reader (2366)
• PR 2360 - Fix "p_id" to be compatible with Himawari-9
• PR 2350 - fix write multiple channels mitiff writer (2349)
• PR 2336 - Fix ancillary variable confusion after resampling (2330, 2329)
• PR 2309 - Fix amsub_l1c_aapp.yaml frequency handling pointers
• PR 2299 - Fix filter in modis_l2.yaml (2298)
• PR 2290 - satpy_cf_nc reader to support reading variables with the same name with different resolutions from two files (2286)
• PR 2101 - Drop nwcsaf y coord (2095)
• PR 1719 - Make WavelengthRange importable from satpy.dataset

Features added

• PR 2384 - Improve handing of deprecation warnings for deprecated YAML composite recipes (2363)
• PR 2378 - Adapt unit test between categorical and continuous
• PR 2372 - add flash_area composite for LI L2
• PR 2358 - Add an argument to the compositor to switch alpha band on/off in DayNightCompositor (2357)
• PR 2355 - Make the nwcsaf nc readers tests use real files
• PR 2353 - Add some project urls for pypi display
• PR 2345 - Add time coverage attrs for TROPOMI L2
• PR 2341 - Seviri l2 cf harmonization
• PR 2337 - Add ATMS SDR HDF5 format reader
• PR 2327 - Update himawari8/9 JMA True Color Reproduction composite
• PR 2313 - Refactor colormap creation (2308)
• PR 2312 - Add config option for temporary directory
• PR 2305 - Remote file reading for FCI L1c
• PR 2304 - Add additional OLCI L2 datasets.
• PR 2301 - Improve support for p-mode images (1844)
• PR 2285 - Add a reader for H-SAF h10 Snow Cover (SC) in hdf5
• PR 2282 - Add the 'Rocket Plume' RGB to satpy.
• PR 2281 - group save_datasets result by file
• PR 2275 - Multiscene blend with weights

Documentation changes

• PR 2369 - Add Getting Help section to documentation
• PR 2356 - Add tmp_path to the list of fixtures use in test_readers.py
• PR 2348 - Add an initial section on writing tests
• PR 2342 - Fix typos in Changelog Isse -> Issue

Clean ups

• PR 2361 - Fix Sar lon/lat interpolator for scipy deprecation
• PR 2359 - Speed up find_files_and_readers
• PR 2354 - Stop creating dummy files in cwd when testing
• PR 2344 - Remove unneeded code from olci reader

In this release 38 pull requests were closed.

Version 0.39.0

Issues Closed

• Isse2326 - satpy installation failed with pip
• Isse2325 - VIIRS SDR DNB units and file_units are conflicting
• Isse2323 - use area def raise value different when process himawari datasets
• Isse2311 - scatsat1_l2b and caliop_l2_cloud readers fail to initialise due to failed Dataset import
• Isse2289 - Resampling from MSG Satellite projection to Dutch weather radar projection, area_extent missing
• Isse2273 - Add support for HRFI imagery in the FCI L1c reader (PR2287 by @ameraner)
• Isse2270 - Missing SEVIRI service mode for new IODC sub-satellite longitude of MET09
• Isse2269 - Occasional errors when closing FCI L2 NetCDF file
• Isse2264 - Can't load static image composite multiple times (PR2292 by @djhoese)
• Isse2248 - Test_scene failure on debian sid
• Isse2245 - native resampler fails for some chunk sizes (PR2291 by @djhoese)
• Isse2213 - Update li_l2-reader to read MTG LI L2 test data (PR2271 by @seenno)
• Isse2186 - FCI L1c reader is single threaded (PR2237 by @ameraner)
• Isse1595 - Native resampler to coarsest_area fails for HRV channel due to indivisible chunk sizes
• Isse1482 - Add option to turn off masking in seviri_l1b_hrit (PR1693 by @BENR0)
• Isse1381 - fails to load all composites for abi_l1b
• Isse658 - MTG LI reader is not Python 3 compatible
• Isse650 - MTG LI reader fails
• Isse499 - Graceful handling of saturated values in MODIS data
• Isse370 - Make hdfeos_l1b geo interpolation use dask arrays

In this release 20 issues were closed.

Pull Requests Merged

Bugs fixed

• PR2335 - Fix Scene modifying user-provided reader_kwargs
• PR 2318 - Remove pylibtiff dependencies
• PR 2317 - Fix for bug regarding masking of good scan lines with seviri hrit reader introduced by #1693
• PR 2297 - Replace np.bool by np.bool_
• PR 2292 - Fix Scene not handling DataArrays with 'sensor' set to None (2264)
• PR 2291 - Fix native resampler not working for some chunk sizes (2245)
• PR 2276 - Update AGRI for fill values and cailbration LUTs.

Features added

• PR 2315 - Port mitiff writer to use pillow
• PR 2287 - Feature: add support for HRFI imagery in the FCI L1c reader (2273)
• PR 2280 - Add NDVI-scaled hybrid green correction
• PR 2271 - Add LI L2 reader (2213)
• PR 2265 - Add a reader for insat 3d imager data (insat3d_img_l1b_h5)
• PR 2237 - Optimise the FCI L1c/netcdf_utils by introducing on-demand variables collection and caching (2186)
• PR 1693 - Add masking of data with line quality flags to seviri nc reader (1482)
• PR 1678 - Add a reader for Meris L2 data

Documentation changes

• PR 2306 - fix description for 500m resolution
• PR 2295 - Fix documentation reference links to EUMeTrain webpages
• PR 2274 - Documentation correction: Not all built-in compositors derive from GenericCompositor

In this release 18 pull requests were closed.

Version 0.38.0 (2022/11/11)

Issues Closed

• Issue 2258 - VIIRS day_microphysics array broadcast error (PR 2260 by @djhoese)
• Issue 2250 - Is reader modis_l1b available?
• Issue 2249 - ahi-hsd raise keyerror when load B08 in dataquery
• Issue 2241 - Slow loading speed of TROPOMI L2 product
• Issue 2234 - Scene modifiers keyword argument has no effect (PR 2235 by @djhoese)
• Issue 2233 - 'cached_property' from 'functools' - seems incompatible with python3.7
• Issue 2228 - Question: Why the ellipsoid of a geostationary satellite image is not typical WGS84?
• Issue 2227 - CF writer output wrong for area with geographic CRS (PR 2236 by @gerritholl)
• Issue 2215 - Abi l2 nc reader can't handle AOD product (PR 2216 by @mraspaud)
• Issue 2208 - hy2_scat_l2b_h5 reader does not work any more due to space in valid range attribute (PR 2268 by @TAlonglong)
• Issue 2206 - If you do python -c "import scipy.sparse" do you get a similar error?
• Issue 2202 - AttributeError: 'AreaDefinition' object has no attribute 'crs'
• Issue 2192 - Available Readers Problem
• Issue 2189 - Supported readers page does not include many readers (PR 2191 by @BENR0)
• Issue 2183 - Reading bzipped Seviri HRIT segment crashes when reading the data from disk (PR 2185 by @mraspaud)
• Issue 2170 - satpy_cf_nc Reader Fails to Read Data Written by cf Writer (PR 2176 by @mraspaud)
• Issue 2154 - module 'ntpath' has no attribute 'sep'"
• Issue 2111 - Archived GOES datasets not loading. AttributeError: 'area' object has no attribute 'crs'
• Issue 1929 - Two test failures in test_goes_imager_nc.py with Python 3.10
• Issue 1672 - Add AreaDefinition support to the 'satpy_cf_nc' reader (PR 1695 by @BENR0)

In this release 20 issues were closed.

Pull Requests Merged

Bugs fixed

• PR 2262 - Fix ratio sharpening not sharing invalid mask between bands (556)
• PR 2260 - Fix VIIRS L1B I-band angle names being inconsistent with VIIRS SDR (2258)
• PR 2257 - Fix failure creating directory if it already exists.
• PR 2246 - Fix MODIS reader tests failing with new geotiepoints
• PR 2239 - Fix incorrect rows_per_scan in 'acspo' reader (498)
• PR 2236 - CF-compliant storage for lon/lat case (2227)
• PR 2235 - Fix Scene.load modifiers keyword argument having no effect (2234)
• PR 2232 - Make longitude masker & filler single band
• PR 2221 - Fix ici after mws merge
• PR 2220 - Fix CLAVR-x configuration in 'awips_tiled' writer to be backwards compatible
• PR 2216 - Fix coord renaming for AOD product in 'abi_l2_nc' reader (2215)
• PR 2210 - Fix VIIRS EDR Active Fires reader for new format and fix fine/coarse 1D swath handling (458)
• PR 2190 - Fix some enhancements producing dask arrays wrapped in dask arrays
• PR 2185 - Refactor HRIT readers to be smarter about compression and reading data (2183)
• PR 2177 - Fix plugins not working with new versions of setuptools
• PR 2176 - Fix cf write-read roundtrip (2170)
• PR 2166 - Correct the sun azimuth angle range within satpy.

Features added

• PR 2230 - Add support for compressed FSFiles to HRIT readers
• PR 2209 - Update seadas_l2 reader to handle alternative NetCDF file format (457)
• PR 2207 - Add SEVIRI level 2 AMV BUFR
• PR 2203 - Fix experimental dependency stdlibc++ issues in CI
• PR 2198 - Add warning for SEVIRI native reader in case of bad data
• PR 2187 - adding a reader for ATMS level1b data
• PR 2185 - Refactor HRIT readers to be smarter about compression and reading data (2183)
• PR 2175 - Add utility function to compute the relative azimuth angle.
• PR 2164 - Add low level moisture composite
• PR 2125 - Add reader for FY-4B / GHI data
• PR 2120 - Add reader for MWS onboard EPS-SG-A
• PR 2118 - Add a reader for EPS-SG Ice Cloud Imager
• PR 1695 - Add get_area_def to cf reader (1672)

Documentation changes

• PR 2247 - Document behaviour on default enhancement
• PR 2225 - Update writer table docs
• PR 2200 - Remove mention of fallback to GDAL in geotiff writer
• PR 2195 - Add additional logging information about enhancements being used
• PR 2191 - Fix automatic reader table not listing readers with missing dependencies (2189)

Clean ups

• PR 2268 - Cleanup hy2 reader (2208)
• PR 2252 - Create dependabot.yml
• PR 2240 - Refactor RGB ratio sharpening again for better performance
• PR 2205 - Update URL to rasterio repository in CI

In this release 39 pull requests were closed.

New Contributors

• @BengtRydberg made their first contribution in #2118
• @dependabot made their first contribution in #2255
• @manucarran made their first contribution in #2207

Full Changelog: v0.37.1...v0.38.0

Version 0.37.1 (2022/08/15)

Issues Closed

• Issue 2173 - MetopC script fails after update to SatPy 0.37 (PR 2174 by @mraspaud)

In this release 1 issue was closed.

Pull Requests Merged

Bugs fixed

• PR 2174 - Fix 3d effect enhancement (2173)

In this release 1 pull request was closed.