{% set name = "scikit-image" %}
{% set version = "0.20.0" %}
{% set sha256 = "e1076d7dc26e2b2f7bfc49866251c6e4999aaf9ada47fc79d24b64ab22c40954" %}

{% set build_number = "0" %}


package:
  name: {{ name }}
  version: {{ version }}

source:
  url: https://github.com/scikit-image/scikit-image/archive/refs/tags/v{{ version }}.tar.gz
  sha256: {{ sha256 }}
  patches:
    - skip-broken-tests.patch

build:
  number: {{ build_number }}
  skip: true  # [py<38]
  entry_points:
    - skivi = skimage.scripts.skivi:main


requirements:
  build:
    # pythran code needs clang-cl on windows
    - clang                 # [win]
    - lld     # [win]
    - {{ compiler("c") }}
    - {{ compiler("cxx") }}
    - llvm-openmp >=4.0.1   # [osx]
    - m2-patch              # [win]
    - patch                 # [not win]
  host:
    - python
    - cython >=0.29.24
    - llvm-openmp 14.0.6  # [osx]
    - numpy 1.21  # [py<311]
    - numpy 1.23  # [py>=311]
    - packaging
    - pip
    - pythran
    - setuptools
    - wheel
    - meson-python 0.12.1
    - lazy_loader >=0.1
  run:
    - python
    - {{ pin_compatible('numpy') }}
    - imageio >=2.4.1
    - lazy_loader >=0.1
    - llvm-openmp >=4.0.1  # [osx]
    - networkx >=2.8
    - packaging >=20.0
    - pillow >=9.0.1
    - pywavelets >=1.1.1
    - scipy >=1.8.0   #  [py>39]
    - scipy >=1.8,<1.9.2   #  [py<=39]
    - tifffile >=2019.7.26
    - dask-core >=1.0.0,!=2.17.0
    - toolz >=0.7.3
    - cytoolz >=0.7.3  # [python_impl == 'cpython']
    - cloudpickle >=0.2.1
    - _openmp_mutex  # [linux]
  run_constrained:
    - matplotlib-base >=3.3
    - pooch >=1.3.0
    - astropy >=3.1.2

# Issues reported upstream. Follow
# https://github.com/scikit-image/scikit-image/issues/4768

{% set tests_to_skip = "_not_a_real_test" %}
# https://github.com/scikit-image/scikit-image/issues/4774 - test_end_points fails on ppc64le with python 3.6, 3.7, 3.8 #4774
{% set tests_to_skip = tests_to_skip + " or test_end_points" %}  # [ppc64le or aarch64]
# https://github.com/scikit-image/scikit-image/issues/4773 - test_RGB fails on ppc64le with python 3.7 #4773
{% set tests_to_skip = tests_to_skip + " or test_RGB" %}  # [ppc64le or aarch64]
# https://github.com/scikit-image/scikit-image/issues/4772 - test_periodic_reference fails on ppc64le python 3.7 (conda feedstock) #4772
{% set tests_to_skip = tests_to_skip + " or test_periodic_reference" %}  # [ppc64le or aarch64]
# https://github.com/scikit-image/scikit-image/issues/4775 - test_hdx_rgb_roundtrip fail son osx with python 3.8 #4775
# {% set tests_to_skip = tests_to_skip + " or test_hdx_rgb_roundtrip" %}  # [ppc64le or aarch64 or osx]
# # https://github.com/scikit-image/scikit-image/issues/4776 test_hed_rgb_roundtrip fails on osx with python3.8 and ppc64le with python 3.6 #4776
{% set tests_to_skip = tests_to_skip + " or test_hed_rgb_roundtrip" %}  # [ppc64le or aarch64 or osx]
# https://github.com/scikit-image/scikit-image/issues/4778 - test_hed_rgb_float_roundtrip fails on ppc64le python 3.8 #4778
{% set tests_to_skip = tests_to_skip + " or test_hed_rgb_float_roundtrip" %}  # [ppc64le]
# https://github.com/scikit-image/scikit-image/issues/4781 - test_ellipse_rotated fails on python3.8 #4781
{% set tests_to_skip = tests_to_skip + " or test_ellipse_rotated" %}  # [ppc64le]
# https://github.com/scikit-image/scikit-image/issues/4785 - test_fixed_reference fails on ppc64le with python 3.7 #4785
{% set tests_to_skip = tests_to_skip + " or test_fixed_reference" %}  # [ppc64le]
# https://github.com/scikit-image/scikit-image/issues/4782 - test_free_reference fails on ppc64le with python 3.6 #4782
{% set tests_to_skip = tests_to_skip + " or test_free_reference" %}  # [ppc64le]
# https://github.com/scikit-image/scikit-image/issues/4777 - test_uint16 fails on win #4777
{% set tests_to_skip = tests_to_skip + " or test_uint16" %}  # [win]
# TODO: Report this upstream
# It seems that the apply_parallel tests can have relatively small errors,
# depending on underlying system; conda-forge has observed it on Windows, and
# Anaconda has observed it on Windows, macOS, and Linux.
{% set tests_to_skip = tests_to_skip + " or test_apply_parallel_rgb" %}

# 2021/11/03: scikit-image 0.18.3 tests "filters/tests/test_thresholding.py" and "io/tests/test_mpl_imshow.py" failed only on win64
{% set tests_to_skip = tests_to_skip + " or test_thresholding or test_mpl_imshow" %}  # [win64]
# 2022/03/18: scikit-image 0.19.2 tests "future/graph/tests/test_rag.py" failed on win and unix
{% set tests_to_skip = tests_to_skip + " or test_cut_normalized or test_ncut_stable_subgraph or test_reproducibility" %}
# 2023/4/4: scikit-image 0.20.0 tests "test_analytical_moments_calculation"  https://github.com/scikit-image/scikit-image/issues/6865
{% set tests_to_skip = tests_to_skip + " or test_analytical_moments_calculation" %}
# The set of tests below are skipped for successful build.
# There is a library upstream that is missing that causes these
# tests to fail.
{% set tests_to_skip = tests_to_skip + " or test_rolling_ball" %}    #  [win]
{% set tests_to_skip = tests_to_skip + " or test_blur_effect" %}    #  [win]
{% set tests_to_skip = tests_to_skip + " or test_data.py" %}    #  [win]
{% set tests_to_skip = tests_to_skip + " or test_gray" %}    #  [win]
{% set tests_to_skip = tests_to_skip + " or test_shapes" %}    #  [win]
test:
  requires:
    - pytest
    - pytest-localserver
    - pip
    # Include pooch to ensure full test coverage
    - pooch >=1.3.0 # [not (ppc64le or aarch64)]
  imports:
    - skimage
  commands:
    - pip check
    - set OPENBLAS_NUM_THREADS=1          # [win]
    - set OMP_NUM_THREADS=1               # [win]
    - export OPENBLAS_NUM_THREADS=1       # [not win]
    - export OMP_NUM_THREADS=1            # [not win]
    - setx MPLBACKEND "Agg"  # [win]
    - export MPLBACKEND=Agg  # [unix]
    # A warning in numpy that makes tests fail has been fixed in 0.18
    # Remove this then.
    - SKIMAGE_TEST_STRICT_WARNINGS=0 pytest --verbose --pyargs skimage -k "not ({{ tests_to_skip }})"  # [unix]
    - set "SKIMAGE_TEST_STRICT_WARNINGS=0" & pytest --verbose --pyargs skimage -k "not ({{ tests_to_skip }})"  # [win]

about:
  home: https://scikit-image.org/
  license: BSD-3-Clause
  license_family: BSD
  license_file: LICENSE.txt
  summary: Image processing in Python.
  description: |
    scikit-image is a collection of algorithms for image processing.
    It is available free of charge and free of restriction.
    We pride ourselves on high-quality, peer-reviewed code,
    written by an active community of volunteers.
  dev_url: https://github.com/scikit-image/scikit-image
  doc_url: https://scikit-image.org/docs/stable/

extra:
  recipe-maintainers:
    - jakirkham
    - jni
    - msarahan
    - ocefpaf
    - soupault
    - hmaarrfk
    - emmanuelle