prompt: We are currently solving the following issue within our repository. Here is the issue text:
  --- BEGIN ISSUE ---
  Error installing skimage-
  Hi!
  I've install skimage on a MacOs 10.10, like it's said in the documentation:
  pip install -U scikit-image
  and it say that need scipy to work, I had to install it to work.
  
  
  --- END ISSUE ---
  
  Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
  --- BEGIN FILES ---
  Path: `setup.py`
  Content:
  ```
  1 #! /usr/bin/env python
  2 
  3 descr = """Image Processing SciKit
  4 
  5 Image processing algorithms for SciPy, including IO, morphology, filtering,
  6 warping, color manipulation, object detection, etc.
  7 
  8 Please refer to the online documentation at
  9 http://scikit-image.org/
  10 """
  11 
  12 DISTNAME            = 'scikit-image'
  13 DESCRIPTION         = 'Image processing routines for SciPy'
  14 LONG_DESCRIPTION    = descr
  15 MAINTAINER          = 'Stefan van der Walt'
  16 MAINTAINER_EMAIL    = 'stefan@sun.ac.za'
  17 URL                 = 'http://scikit-image.org'
  18 LICENSE             = 'Modified BSD'
  19 DOWNLOAD_URL        = 'http://github.com/scikit-image/scikit-image'
  20 
  21 import os
  22 import sys
  23 
  24 import setuptools
  25 from distutils.command.build_py import build_py
  26 
  27 
  28 with open('skimage/__init__.py') as fid:
  29     for line in fid:
  30         if line.startswith('__version__'):
  31             VERSION = line.strip().split()[-1][1:-1]
  32             break
  33 
  34 with open('requirements.txt') as fid:
  35     INSTALL_REQUIRES = [l.strip() for l in fid.readlines() if l]
  36 
  37 # development versions do not have the cythonized files
  38 if VERSION.endswith('dev'):
  39     SETUP_REQUIRES = [r for r in INSTALL_REQUIRES if r.startswith('cython')]
  40 else:
  41     INSTALL_REQUIRES = [r for r in INSTALL_REQUIRES
  42                                          if not r.startswith('cython')]
  43     SETUP_REQUIRES = []
  44 
  45 
  46 # list requirements for PyPI
  47 REQUIRES = [r.replace('>=', ' (>= ') + ')'
  48                       for r in INSTALL_REQUIRES + SETUP_REQUIRES]
  49 REQUIRES = [r.replace('==', ' (== ') for r in REQUIRES]
  50 
  51 
  52 # do not attempt to install numpy and scipy until they have eggs available
  53 INSTALL_REQUIRES = [r for r in INSTALL_REQUIRES
  54                                      if not r.startswith(('scipy', 'numpy'))]
  55 
  56 
  57 def configuration(parent_package='', top_path=None):
  58     if os.path.exists('MANIFEST'): os.remove('MANIFEST')
  59 
  60     from numpy.distutils.misc_util import Configuration
  61     config = Configuration(None, parent_package, top_path)
  62 
  63     config.set_options(
  64             ignore_setup_xxx_py=True,
  65             assume_default_configuration=True,
  66             delegate_options_to_subpackages=True,
  67             quiet=True)
  68 
  69     config.add_subpackage('skimage')
  70     config.add_data_dir('skimage/data')
  71 
  72     return config
  73 
  74 
  75 if __name__ == "__main__":
  76     # purposely fail loudly if numpy or scipy are not available
  77     from numpy.distutils.core import setup
  78     import scipy
  79 
  80     setup(
  81         name=DISTNAME,
  82         description=DESCRIPTION,
  83         long_description=LONG_DESCRIPTION,
  84         maintainer=MAINTAINER,
  85         maintainer_email=MAINTAINER_EMAIL,
  86         url=URL,
  87         license=LICENSE,
  88         download_url=DOWNLOAD_URL,
  89         version=VERSION,
  90 
  91         classifiers=[
  92             'Development Status :: 4 - Beta',
  93             'Environment :: Console',
  94             'Intended Audience :: Developers',
  95             'Intended Audience :: Science/Research',
  96             'License :: OSI Approved :: BSD License',
  97             'Programming Language :: C',
  98             'Programming Language :: Python',
  99             'Programming Language :: Python :: 3',
  100             'Topic :: Scientific/Engineering',
  101             'Operating System :: Microsoft :: Windows',
  102             'Operating System :: POSIX',
  103             'Operating System :: Unix',
  104             'Operating System :: MacOS',
  105         ],
  106 
  107         configuration=configuration,
  108         setup_requires=SETUP_REQUIRES,
  109         install_requires=INSTALL_REQUIRES,
  110         requires=REQUIRES,
  111         packages=setuptools.find_packages(exclude=['doc']),
  112         include_package_data=True,
  113         zip_safe=False,  # the package can run out of an .egg file
  114 
  115         entry_points={
  116             'console_scripts': ['skivi = skimage.scripts.skivi:main'],
  117         },
  118 
  119         cmdclass={'build_py': build_py},
  120     )
  121
  ```
  --- END FILES ---
  
  Please first localize the bug based on the issue statement, and then generate a patch according to the `git diff` format fenced by three backticks.
  
  Here is an example:
  
  ```diff
  diff --git a/examples/server_async.py b/examples/server_async.py
  --- a/examples/server_async.py
  +++ b/examples/server_async.py
  @@ -313,4 +313,4 @@
   
   
   if __name__ == "__main__":
  -    asyncio.run(run_async_server("."), debug=True)
  +    asyncio.run(run_async_server(), debug=True)
  diff --git a/examples/server_sync.py b/examples/server_sync.py
  --- a/examples/server_sync.py
  +++ b/examples/server_sync.py
  @@ -313,5 +313,5 @@
   
   
   if __name__ == "__main__":
  -    server = run_sync_server(".")
  +    server = run_sync_server()
       server.shutdown()
  
  ```
  
golden_diff: diff --git a/setup.py b/setup.py
  --- a/setup.py
  +++ b/setup.py
  @@ -34,24 +34,10 @@
   with open('requirements.txt') as fid:
       INSTALL_REQUIRES = [l.strip() for l in fid.readlines() if l]
   
  -# development versions do not have the cythonized files
  -if VERSION.endswith('dev'):
  -    SETUP_REQUIRES = [r for r in INSTALL_REQUIRES if r.startswith('cython')]
  -else:
  -    INSTALL_REQUIRES = [r for r in INSTALL_REQUIRES
  -                                         if not r.startswith('cython')]
  -    SETUP_REQUIRES = []
  -
  -
  -# list requirements for PyPI
  -REQUIRES = [r.replace('>=', ' (>= ') + ')'
  -                      for r in INSTALL_REQUIRES + SETUP_REQUIRES]
  +# requirements for those browsing PyPI
  +REQUIRES = [r.replace('>=', ' (>= ') + ')' for r in INSTALL_REQUIRES]
   REQUIRES = [r.replace('==', ' (== ') for r in REQUIRES]
  -
  -
  -# do not attempt to install numpy and scipy until they have eggs available
  -INSTALL_REQUIRES = [r for r in INSTALL_REQUIRES
  -                                     if not r.startswith(('scipy', 'numpy'))]
  +REQUIRES = [r.replace('[array]', '') for r in REQUIRES]
   
   
   def configuration(parent_package='', top_path=None):
  @@ -73,9 +59,17 @@
   
   
   if __name__ == "__main__":
  -    # purposely fail loudly if numpy or scipy are not available
  -    from numpy.distutils.core import setup
  -    import scipy
  +    # purposely fail if numpy is not available
  +    # other dependecies will be resolved by pip (install_requires)
  +    try:
  +        from numpy.distutils.core import setup
  +    except ImportError:
  +        print('To install scikit-image from source, you will need numpy.\n' +
  +              'Install numpy with pip:\n' +
  +              'pip install numpy\n'
  +              'Or use your operating system package manager. For more\n' +
  +              'details, see http://scikit-image.org/docs/stable/install.html')
  +        sys.exit(1)
   
       setup(
           name=DISTNAME,
  @@ -105,8 +99,9 @@
           ],
   
           configuration=configuration,
  -        setup_requires=SETUP_REQUIRES,
           install_requires=INSTALL_REQUIRES,
  +        # install cython when running setup.py (source install)
  +        setup_requires=['cython>=0.21'],
           requires=REQUIRES,
           packages=setuptools.find_packages(exclude=['doc']),
           include_package_data=True,
  
verification_info: {"golden_diff": "diff --git a/setup.py b/setup.py\n--- a/setup.py\n+++ b/setup.py\n@@ -34,24 +34,10 @@\n with open('requirements.txt') as fid:\n     INSTALL_REQUIRES = [l.strip() for l in fid.readlines() if l]\n \n-# development versions do not have the cythonized files\n-if VERSION.endswith('dev'):\n-    SETUP_REQUIRES = [r for r in INSTALL_REQUIRES if r.startswith('cython')]\n-else:\n-    INSTALL_REQUIRES = [r for r in INSTALL_REQUIRES\n-                                         if not r.startswith('cython')]\n-    SETUP_REQUIRES = []\n-\n-\n-# list requirements for PyPI\n-REQUIRES = [r.replace('>=', ' (>= ') + ')'\n-                      for r in INSTALL_REQUIRES + SETUP_REQUIRES]\n+# requirements for those browsing PyPI\n+REQUIRES = [r.replace('>=', ' (>= ') + ')' for r in INSTALL_REQUIRES]\n REQUIRES = [r.replace('==', ' (== ') for r in REQUIRES]\n-\n-\n-# do not attempt to install numpy and scipy until they have eggs available\n-INSTALL_REQUIRES = [r for r in INSTALL_REQUIRES\n-                                     if not r.startswith(('scipy', 'numpy'))]\n+REQUIRES = [r.replace('[array]', '') for r in REQUIRES]\n \n \n def configuration(parent_package='', top_path=None):\n@@ -73,9 +59,17 @@\n \n \n if __name__ == \"__main__\":\n-    # purposely fail loudly if numpy or scipy are not available\n-    from numpy.distutils.core import setup\n-    import scipy\n+    # purposely fail if numpy is not available\n+    # other dependecies will be resolved by pip (install_requires)\n+    try:\n+        from numpy.distutils.core import setup\n+    except ImportError:\n+        print('To install scikit-image from source, you will need numpy.\\n' +\n+              'Install numpy with pip:\\n' +\n+              'pip install numpy\\n'\n+              'Or use your operating system package manager. For more\\n' +\n+              'details, see http://scikit-image.org/docs/stable/install.html')\n+        sys.exit(1)\n \n     setup(\n         name=DISTNAME,\n@@ -105,8 +99,9 @@\n         ],\n \n         configuration=configuration,\n-        setup_requires=SETUP_REQUIRES,\n         install_requires=INSTALL_REQUIRES,\n+        # install cython when running setup.py (source install)\n+        setup_requires=['cython>=0.21'],\n         requires=REQUIRES,\n         packages=setuptools.find_packages(exclude=['doc']),\n         include_package_data=True,\n", "issue": "Error installing skimage-\nHi!\nI've install skimage on a MacOs 10.10, like it's said in the documentation:\npip install -U scikit-image\nand it say that need scipy to work, I had to install it to work.\n\n", "before_files": [{"content": "#! /usr/bin/env python\n\ndescr = \"\"\"Image Processing SciKit\n\nImage processing algorithms for SciPy, including IO, morphology, filtering,\nwarping, color manipulation, object detection, etc.\n\nPlease refer to the online documentation at\nhttp://scikit-image.org/\n\"\"\"\n\nDISTNAME            = 'scikit-image'\nDESCRIPTION         = 'Image processing routines for SciPy'\nLONG_DESCRIPTION    = descr\nMAINTAINER          = 'Stefan van der Walt'\nMAINTAINER_EMAIL    = 'stefan@sun.ac.za'\nURL                 = 'http://scikit-image.org'\nLICENSE             = 'Modified BSD'\nDOWNLOAD_URL        = 'http://github.com/scikit-image/scikit-image'\n\nimport os\nimport sys\n\nimport setuptools\nfrom distutils.command.build_py import build_py\n\n\nwith open('skimage/__init__.py') as fid:\n    for line in fid:\n        if line.startswith('__version__'):\n            VERSION = line.strip().split()[-1][1:-1]\n            break\n\nwith open('requirements.txt') as fid:\n    INSTALL_REQUIRES = [l.strip() for l in fid.readlines() if l]\n\n# development versions do not have the cythonized files\nif VERSION.endswith('dev'):\n    SETUP_REQUIRES = [r for r in INSTALL_REQUIRES if r.startswith('cython')]\nelse:\n    INSTALL_REQUIRES = [r for r in INSTALL_REQUIRES\n                                         if not r.startswith('cython')]\n    SETUP_REQUIRES = []\n\n\n# list requirements for PyPI\nREQUIRES = [r.replace('>=', ' (>= ') + ')'\n                      for r in INSTALL_REQUIRES + SETUP_REQUIRES]\nREQUIRES = [r.replace('==', ' (== ') for r in REQUIRES]\n\n\n# do not attempt to install numpy and scipy until they have eggs available\nINSTALL_REQUIRES = [r for r in INSTALL_REQUIRES\n                                     if not r.startswith(('scipy', 'numpy'))]\n\n\ndef configuration(parent_package='', top_path=None):\n    if os.path.exists('MANIFEST'): os.remove('MANIFEST')\n\n    from numpy.distutils.misc_util import Configuration\n    config = Configuration(None, parent_package, top_path)\n\n    config.set_options(\n            ignore_setup_xxx_py=True,\n            assume_default_configuration=True,\n            delegate_options_to_subpackages=True,\n            quiet=True)\n\n    config.add_subpackage('skimage')\n    config.add_data_dir('skimage/data')\n\n    return config\n\n\nif __name__ == \"__main__\":\n    # purposely fail loudly if numpy or scipy are not available\n    from numpy.distutils.core import setup\n    import scipy\n\n    setup(\n        name=DISTNAME,\n        description=DESCRIPTION,\n        long_description=LONG_DESCRIPTION,\n        maintainer=MAINTAINER,\n        maintainer_email=MAINTAINER_EMAIL,\n        url=URL,\n        license=LICENSE,\n        download_url=DOWNLOAD_URL,\n        version=VERSION,\n\n        classifiers=[\n            'Development Status :: 4 - Beta',\n            'Environment :: Console',\n            'Intended Audience :: Developers',\n            'Intended Audience :: Science/Research',\n            'License :: OSI Approved :: BSD License',\n            'Programming Language :: C',\n            'Programming Language :: Python',\n            'Programming Language :: Python :: 3',\n            'Topic :: Scientific/Engineering',\n            'Operating System :: Microsoft :: Windows',\n            'Operating System :: POSIX',\n            'Operating System :: Unix',\n            'Operating System :: MacOS',\n        ],\n\n        configuration=configuration,\n        setup_requires=SETUP_REQUIRES,\n        install_requires=INSTALL_REQUIRES,\n        requires=REQUIRES,\n        packages=setuptools.find_packages(exclude=['doc']),\n        include_package_data=True,\n        zip_safe=False,  # the package can run out of an .egg file\n\n        entry_points={\n            'console_scripts': ['skivi = skimage.scripts.skivi:main'],\n        },\n\n        cmdclass={'build_py': build_py},\n    )\n", "path": "setup.py"}], "after_files": [{"content": "#! /usr/bin/env python\n\ndescr = \"\"\"Image Processing SciKit\n\nImage processing algorithms for SciPy, including IO, morphology, filtering,\nwarping, color manipulation, object detection, etc.\n\nPlease refer to the online documentation at\nhttp://scikit-image.org/\n\"\"\"\n\nDISTNAME            = 'scikit-image'\nDESCRIPTION         = 'Image processing routines for SciPy'\nLONG_DESCRIPTION    = descr\nMAINTAINER          = 'Stefan van der Walt'\nMAINTAINER_EMAIL    = 'stefan@sun.ac.za'\nURL                 = 'http://scikit-image.org'\nLICENSE             = 'Modified BSD'\nDOWNLOAD_URL        = 'http://github.com/scikit-image/scikit-image'\n\nimport os\nimport sys\n\nimport setuptools\nfrom distutils.command.build_py import build_py\n\n\nwith open('skimage/__init__.py') as fid:\n    for line in fid:\n        if line.startswith('__version__'):\n            VERSION = line.strip().split()[-1][1:-1]\n            break\n\nwith open('requirements.txt') as fid:\n    INSTALL_REQUIRES = [l.strip() for l in fid.readlines() if l]\n\n# requirements for those browsing PyPI\nREQUIRES = [r.replace('>=', ' (>= ') + ')' for r in INSTALL_REQUIRES]\nREQUIRES = [r.replace('==', ' (== ') for r in REQUIRES]\nREQUIRES = [r.replace('[array]', '') for r in REQUIRES]\n\n\ndef configuration(parent_package='', top_path=None):\n    if os.path.exists('MANIFEST'): os.remove('MANIFEST')\n\n    from numpy.distutils.misc_util import Configuration\n    config = Configuration(None, parent_package, top_path)\n\n    config.set_options(\n            ignore_setup_xxx_py=True,\n            assume_default_configuration=True,\n            delegate_options_to_subpackages=True,\n            quiet=True)\n\n    config.add_subpackage('skimage')\n    config.add_data_dir('skimage/data')\n\n    return config\n\n\nif __name__ == \"__main__\":\n    # purposely fail if numpy is not available\n    # other dependecies will be resolved by pip (install_requires)\n    try:\n        from numpy.distutils.core import setup\n    except ImportError:\n        print('To install scikit-image from source, you will need numpy.\\n' +\n              'Install numpy with pip:\\n' +\n              'pip install numpy\\n'\n              'Or use your operating system package manager. For more\\n' +\n              'details, see http://scikit-image.org/docs/stable/install.html')\n        sys.exit(1)\n\n    setup(\n        name=DISTNAME,\n        description=DESCRIPTION,\n        long_description=LONG_DESCRIPTION,\n        maintainer=MAINTAINER,\n        maintainer_email=MAINTAINER_EMAIL,\n        url=URL,\n        license=LICENSE,\n        download_url=DOWNLOAD_URL,\n        version=VERSION,\n\n        classifiers=[\n            'Development Status :: 4 - Beta',\n            'Environment :: Console',\n            'Intended Audience :: Developers',\n            'Intended Audience :: Science/Research',\n            'License :: OSI Approved :: BSD License',\n            'Programming Language :: C',\n            'Programming Language :: Python',\n            'Programming Language :: Python :: 3',\n            'Topic :: Scientific/Engineering',\n            'Operating System :: Microsoft :: Windows',\n            'Operating System :: POSIX',\n            'Operating System :: Unix',\n            'Operating System :: MacOS',\n        ],\n\n        configuration=configuration,\n        install_requires=INSTALL_REQUIRES,\n        # install cython when running setup.py (source install)\n        setup_requires=['cython>=0.21'],\n        requires=REQUIRES,\n        packages=setuptools.find_packages(exclude=['doc']),\n        include_package_data=True,\n        zip_safe=False,  # the package can run out of an .egg file\n\n        entry_points={\n            'console_scripts': ['skivi = skimage.scripts.skivi:main'],\n        },\n\n        cmdclass={'build_py': build_py},\n    )\n", "path": "setup.py"}]}