prompt: We are currently solving the following issue within our repository. Here is the issue text:
  --- BEGIN ISSUE ---
  Remove the need to have astropy installed before installing SunPy
  Currently you can not have a clean python environment and do a `pip install sunpy` you have to have astropy + numpy installed first.
  
  
  --- END ISSUE ---
  
  Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
  --- BEGIN FILES ---
  Path: `sunpy/io/setup_package.py`
  Content:
  ```
  1 from __future__ import absolute_import
  2 
  3 import os
  4 import platform
  5 
  6 from distutils.core import Extension
  7 from glob import glob
  8 
  9 from astropy_helpers import setup_helpers
  10 from astropy.extern import six
  11 
  12 
  13 def get_extensions():
  14 
  15     if platform.system() == 'Windows' or six.PY3:
  16         return list()
  17     else:
  18         # 'numpy' will be replaced with the proper path to the numpy includes
  19         cfg = setup_helpers.DistutilsExtensionArgs()
  20         cfg['include_dirs'].append('numpy')
  21         cfg['sources'].extend(glob(os.path.join(os.path.dirname(__file__), 'src', 'ana', '*.c')))
  22         cfg['extra_compile_args'].extend(['-std=c99', '-O3'])
  23         # Squash some warnings
  24         cfg['extra_compile_args'].extend(['-Wno-unused-but-set-variable',
  25                                           '-Wno-unused-variable',
  26                                           '-Wno-unused-result'])
  27 
  28         e = Extension('sunpy.io._pyana', **cfg)
  29         return [e]
  30 
  31 def requires_2to3():
  32     return False
  33
  ```
  
  Path: `setup.py`
  Content:
  ```
  1 #!/usr/bin/env python
  2 # This file is based havily on the astropy version here:
  3 # https://github.com/astropy/package-template/blob/master/setup.py
  4 # Which is licensed under the astropy license.
  5 
  6 import glob
  7 import os
  8 import sys
  9 
  10 import ah_bootstrap
  11 from setuptools import setup
  12 
  13 # A dirty hack to get around some early import/configurations ambiguities
  14 if sys.version_info[0] >= 3:
  15     import builtins
  16 else:
  17     import __builtin__ as builtins
  18 builtins._ASTROPY_SETUP_ = True
  19 
  20 # -- Read the Docs Setup  -----------------------------------------------------
  21 
  22 on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
  23 
  24 if on_rtd:
  25     os.environ['HOME'] = '/home/docs/checkouts/readthedocs.org/user_builds/sunpy/'
  26     os.environ['SUNPY_CONFIGDIR'] = '/home/docs/checkouts/readthedocs.org/user_builds/sunpy/'
  27 
  28 from astropy_helpers.setup_helpers import (
  29     register_commands, adjust_compiler, get_debug_option, get_package_info)
  30 from astropy_helpers.git_helpers import get_git_devstr
  31 from astropy_helpers.version_helpers import generate_version_py
  32 from sunpy.tests.setup_command import SunPyTest
  33 
  34 # Get some values from the setup.cfg
  35 from distutils import config
  36 conf = config.ConfigParser()
  37 conf.read(['setup.cfg'])
  38 metadata = dict(conf.items('metadata'))
  39 
  40 PACKAGENAME = metadata.get('package_name', 'packagename')
  41 DESCRIPTION = metadata.get('description', 'SunPy: Python for Solar Physics')
  42 AUTHOR = metadata.get('author', 'The SunPy Community')
  43 AUTHOR_EMAIL = metadata.get('author_email', 'sunpy@googlegroups.com')
  44 LICENSE = metadata.get('license', 'BSD 2-Clause')
  45 URL = metadata.get('url', 'http://sunpy.org')
  46 
  47 LONG_DESCRIPTION = "SunPy is a Python library for solar physics data analysis."
  48 
  49 # Store the package name in a built-in variable so it's easy
  50 # to get from other parts of the setup infrastructure
  51 builtins._ASTROPY_PACKAGE_NAME_ = PACKAGENAME
  52 
  53 # VERSION should be PEP386 compatible (http://www.python.org/dev/peps/pep-0386)
  54 VERSION = '0.7.dev'
  55 
  56 # Indicates if this version is a release version
  57 RELEASE = 'dev' not in VERSION
  58 
  59 if not RELEASE:
  60     VERSION += get_git_devstr(False)
  61 
  62 # Populate the dict of setup command overrides; this should be done before
  63 # invoking any other functionality from distutils since it can potentially
  64 # modify distutils' behavior.
  65 cmdclassd = register_commands(PACKAGENAME, VERSION, RELEASE)
  66 
  67 # Overwrite the Astropy Testing framework
  68 cmdclassd['test'] = type('SunPyTest', (SunPyTest,),
  69                          {'package_name': 'sunpy'})
  70 
  71 # Adjust the compiler in case the default on this platform is to use a
  72 # broken one.
  73 adjust_compiler(PACKAGENAME)
  74 
  75 # Freeze build information in version.py
  76 generate_version_py(PACKAGENAME, VERSION, RELEASE,
  77                     get_debug_option(PACKAGENAME))
  78 
  79 # Treat everything in scripts except README.rst as a script to be installed
  80 scripts = [fname for fname in glob.glob(os.path.join('scripts', '*'))
  81            if os.path.basename(fname) != 'README.rst']
  82 
  83 
  84 # Get configuration information from all of the various subpackages.
  85 # See the docstring for setup_helpers.update_package_files for more
  86 # details.
  87 package_info = get_package_info()
  88 
  89 # Add the project-global data
  90 package_info['package_data'].setdefault(PACKAGENAME, [])
  91 
  92 # Include all .c files, recursively, including those generated by
  93 # Cython, since we can not do this in MANIFEST.in with a "dynamic"
  94 # directory name.
  95 c_files = []
  96 for root, dirs, files in os.walk(PACKAGENAME):
  97     for filename in files:
  98         if filename.endswith('.c'):
  99             c_files.append(
  100                 os.path.join(
  101                     os.path.relpath(root, PACKAGENAME), filename))
  102 package_info['package_data'][PACKAGENAME].extend(c_files)
  103 
  104 extras_require = {'database': ["sqlalchemy"],
  105                   'image': ["scikit-image"],
  106                   'jpeg2000': ["glymur"],
  107                   'net': ["suds", "beautifulsoup4", "requests"]}
  108 extras_require['all'] = extras_require['database'] + extras_require['image'] + \
  109                         extras_require['net'] + ["wcsaxes>=0.6"]
  110 
  111 setup(name=PACKAGENAME,
  112       version=VERSION,
  113       description=DESCRIPTION,
  114       scripts=scripts,
  115       setup_requires=['numpy>1.7.1'],
  116       install_requires=['numpy>1.7.1',
  117                         'astropy>=1.0.0',
  118                         'scipy',
  119                         'pandas>=0.12.0',
  120                         'matplotlib>=1.1'],
  121       extras_require=extras_require,
  122       provides=[PACKAGENAME],
  123       author=AUTHOR,
  124       author_email=AUTHOR_EMAIL,
  125       license=LICENSE,
  126       url=URL,
  127       long_description=LONG_DESCRIPTION,
  128       cmdclass=cmdclassd,
  129       zip_safe=False,
  130       use_2to3=False,
  131       include_package_data=True,
  132       **package_info
  133       )
  134
  ```
  --- 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
  @@ -29,7 +29,6 @@
       register_commands, adjust_compiler, get_debug_option, get_package_info)
   from astropy_helpers.git_helpers import get_git_devstr
   from astropy_helpers.version_helpers import generate_version_py
  -from sunpy.tests.setup_command import SunPyTest
   
   # Get some values from the setup.cfg
   from distutils import config
  @@ -64,9 +63,14 @@
   # modify distutils' behavior.
   cmdclassd = register_commands(PACKAGENAME, VERSION, RELEASE)
   
  -# Overwrite the Astropy Testing framework
  -cmdclassd['test'] = type('SunPyTest', (SunPyTest,),
  -                         {'package_name': 'sunpy'})
  +try:
  +    from sunpy.tests.setup_command import SunPyTest
  +    # Overwrite the Astropy Testing framework
  +    cmdclassd['test'] = type('SunPyTest', (SunPyTest,),
  +                            {'package_name': 'sunpy'})
  +except Exception:
  +    # Catch everything, if it doesn't work, we still want SunPy to install.
  +    pass
   
   # Adjust the compiler in case the default on this platform is to use a
   # broken one.
  diff --git a/sunpy/io/setup_package.py b/sunpy/io/setup_package.py
  --- a/sunpy/io/setup_package.py
  +++ b/sunpy/io/setup_package.py
  @@ -1,18 +1,18 @@
   from __future__ import absolute_import
   
   import os
  +import sys
   import platform
   
   from distutils.core import Extension
   from glob import glob
   
   from astropy_helpers import setup_helpers
  -from astropy.extern import six
   
   
   def get_extensions():
   
  -    if platform.system() == 'Windows' or six.PY3:
  +    if platform.system() == 'Windows' or sys.version_info.major == 3:
           return list()
       else:
           # 'numpy' will be replaced with the proper path to the numpy includes
  
verification_info: {"golden_diff": "diff --git a/setup.py b/setup.py\n--- a/setup.py\n+++ b/setup.py\n@@ -29,7 +29,6 @@\n     register_commands, adjust_compiler, get_debug_option, get_package_info)\n from astropy_helpers.git_helpers import get_git_devstr\n from astropy_helpers.version_helpers import generate_version_py\n-from sunpy.tests.setup_command import SunPyTest\n \n # Get some values from the setup.cfg\n from distutils import config\n@@ -64,9 +63,14 @@\n # modify distutils' behavior.\n cmdclassd = register_commands(PACKAGENAME, VERSION, RELEASE)\n \n-# Overwrite the Astropy Testing framework\n-cmdclassd['test'] = type('SunPyTest', (SunPyTest,),\n-                         {'package_name': 'sunpy'})\n+try:\n+    from sunpy.tests.setup_command import SunPyTest\n+    # Overwrite the Astropy Testing framework\n+    cmdclassd['test'] = type('SunPyTest', (SunPyTest,),\n+                            {'package_name': 'sunpy'})\n+except Exception:\n+    # Catch everything, if it doesn't work, we still want SunPy to install.\n+    pass\n \n # Adjust the compiler in case the default on this platform is to use a\n # broken one.\ndiff --git a/sunpy/io/setup_package.py b/sunpy/io/setup_package.py\n--- a/sunpy/io/setup_package.py\n+++ b/sunpy/io/setup_package.py\n@@ -1,18 +1,18 @@\n from __future__ import absolute_import\n \n import os\n+import sys\n import platform\n \n from distutils.core import Extension\n from glob import glob\n \n from astropy_helpers import setup_helpers\n-from astropy.extern import six\n \n \n def get_extensions():\n \n-    if platform.system() == 'Windows' or six.PY3:\n+    if platform.system() == 'Windows' or sys.version_info.major == 3:\n         return list()\n     else:\n         # 'numpy' will be replaced with the proper path to the numpy includes\n", "issue": "Remove the need to have astropy installed before installing SunPy\nCurrently you can not have a clean python environment and do a `pip install sunpy` you have to have astropy + numpy installed first.\n\n", "before_files": [{"content": "from __future__ import absolute_import\n\nimport os\nimport platform\n\nfrom distutils.core import Extension\nfrom glob import glob\n\nfrom astropy_helpers import setup_helpers\nfrom astropy.extern import six\n\n\ndef get_extensions():\n\n    if platform.system() == 'Windows' or six.PY3:\n        return list()\n    else:\n        # 'numpy' will be replaced with the proper path to the numpy includes\n        cfg = setup_helpers.DistutilsExtensionArgs()\n        cfg['include_dirs'].append('numpy')\n        cfg['sources'].extend(glob(os.path.join(os.path.dirname(__file__), 'src', 'ana', '*.c')))\n        cfg['extra_compile_args'].extend(['-std=c99', '-O3'])\n        # Squash some warnings\n        cfg['extra_compile_args'].extend(['-Wno-unused-but-set-variable',\n                                          '-Wno-unused-variable',\n                                          '-Wno-unused-result'])\n\n        e = Extension('sunpy.io._pyana', **cfg)\n        return [e]\n\ndef requires_2to3():\n    return False\n", "path": "sunpy/io/setup_package.py"}, {"content": "#!/usr/bin/env python\n# This file is based havily on the astropy version here:\n# https://github.com/astropy/package-template/blob/master/setup.py\n# Which is licensed under the astropy license.\n\nimport glob\nimport os\nimport sys\n\nimport ah_bootstrap\nfrom setuptools import setup\n\n# A dirty hack to get around some early import/configurations ambiguities\nif sys.version_info[0] >= 3:\n    import builtins\nelse:\n    import __builtin__ as builtins\nbuiltins._ASTROPY_SETUP_ = True\n\n# -- Read the Docs Setup  -----------------------------------------------------\n\non_rtd = os.environ.get('READTHEDOCS', None) == 'True'\n\nif on_rtd:\n    os.environ['HOME'] = '/home/docs/checkouts/readthedocs.org/user_builds/sunpy/'\n    os.environ['SUNPY_CONFIGDIR'] = '/home/docs/checkouts/readthedocs.org/user_builds/sunpy/'\n\nfrom astropy_helpers.setup_helpers import (\n    register_commands, adjust_compiler, get_debug_option, get_package_info)\nfrom astropy_helpers.git_helpers import get_git_devstr\nfrom astropy_helpers.version_helpers import generate_version_py\nfrom sunpy.tests.setup_command import SunPyTest\n\n# Get some values from the setup.cfg\nfrom distutils import config\nconf = config.ConfigParser()\nconf.read(['setup.cfg'])\nmetadata = dict(conf.items('metadata'))\n\nPACKAGENAME = metadata.get('package_name', 'packagename')\nDESCRIPTION = metadata.get('description', 'SunPy: Python for Solar Physics')\nAUTHOR = metadata.get('author', 'The SunPy Community')\nAUTHOR_EMAIL = metadata.get('author_email', 'sunpy@googlegroups.com')\nLICENSE = metadata.get('license', 'BSD 2-Clause')\nURL = metadata.get('url', 'http://sunpy.org')\n\nLONG_DESCRIPTION = \"SunPy is a Python library for solar physics data analysis.\"\n\n# Store the package name in a built-in variable so it's easy\n# to get from other parts of the setup infrastructure\nbuiltins._ASTROPY_PACKAGE_NAME_ = PACKAGENAME\n\n# VERSION should be PEP386 compatible (http://www.python.org/dev/peps/pep-0386)\nVERSION = '0.7.dev'\n\n# Indicates if this version is a release version\nRELEASE = 'dev' not in VERSION\n\nif not RELEASE:\n    VERSION += get_git_devstr(False)\n\n# Populate the dict of setup command overrides; this should be done before\n# invoking any other functionality from distutils since it can potentially\n# modify distutils' behavior.\ncmdclassd = register_commands(PACKAGENAME, VERSION, RELEASE)\n\n# Overwrite the Astropy Testing framework\ncmdclassd['test'] = type('SunPyTest', (SunPyTest,),\n                         {'package_name': 'sunpy'})\n\n# Adjust the compiler in case the default on this platform is to use a\n# broken one.\nadjust_compiler(PACKAGENAME)\n\n# Freeze build information in version.py\ngenerate_version_py(PACKAGENAME, VERSION, RELEASE,\n                    get_debug_option(PACKAGENAME))\n\n# Treat everything in scripts except README.rst as a script to be installed\nscripts = [fname for fname in glob.glob(os.path.join('scripts', '*'))\n           if os.path.basename(fname) != 'README.rst']\n\n\n# Get configuration information from all of the various subpackages.\n# See the docstring for setup_helpers.update_package_files for more\n# details.\npackage_info = get_package_info()\n\n# Add the project-global data\npackage_info['package_data'].setdefault(PACKAGENAME, [])\n\n# Include all .c files, recursively, including those generated by\n# Cython, since we can not do this in MANIFEST.in with a \"dynamic\"\n# directory name.\nc_files = []\nfor root, dirs, files in os.walk(PACKAGENAME):\n    for filename in files:\n        if filename.endswith('.c'):\n            c_files.append(\n                os.path.join(\n                    os.path.relpath(root, PACKAGENAME), filename))\npackage_info['package_data'][PACKAGENAME].extend(c_files)\n\nextras_require = {'database': [\"sqlalchemy\"],\n                  'image': [\"scikit-image\"],\n                  'jpeg2000': [\"glymur\"],\n                  'net': [\"suds\", \"beautifulsoup4\", \"requests\"]}\nextras_require['all'] = extras_require['database'] + extras_require['image'] + \\\n                        extras_require['net'] + [\"wcsaxes>=0.6\"]\n\nsetup(name=PACKAGENAME,\n      version=VERSION,\n      description=DESCRIPTION,\n      scripts=scripts,\n      setup_requires=['numpy>1.7.1'],\n      install_requires=['numpy>1.7.1',\n                        'astropy>=1.0.0',\n                        'scipy',\n                        'pandas>=0.12.0',\n                        'matplotlib>=1.1'],\n      extras_require=extras_require,\n      provides=[PACKAGENAME],\n      author=AUTHOR,\n      author_email=AUTHOR_EMAIL,\n      license=LICENSE,\n      url=URL,\n      long_description=LONG_DESCRIPTION,\n      cmdclass=cmdclassd,\n      zip_safe=False,\n      use_2to3=False,\n      include_package_data=True,\n      **package_info\n      )\n", "path": "setup.py"}], "after_files": [{"content": "from __future__ import absolute_import\n\nimport os\nimport sys\nimport platform\n\nfrom distutils.core import Extension\nfrom glob import glob\n\nfrom astropy_helpers import setup_helpers\n\n\ndef get_extensions():\n\n    if platform.system() == 'Windows' or sys.version_info.major == 3:\n        return list()\n    else:\n        # 'numpy' will be replaced with the proper path to the numpy includes\n        cfg = setup_helpers.DistutilsExtensionArgs()\n        cfg['include_dirs'].append('numpy')\n        cfg['sources'].extend(glob(os.path.join(os.path.dirname(__file__), 'src', 'ana', '*.c')))\n        cfg['extra_compile_args'].extend(['-std=c99', '-O3'])\n        # Squash some warnings\n        cfg['extra_compile_args'].extend(['-Wno-unused-but-set-variable',\n                                          '-Wno-unused-variable',\n                                          '-Wno-unused-result'])\n\n        e = Extension('sunpy.io._pyana', **cfg)\n        return [e]\n\ndef requires_2to3():\n    return False\n", "path": "sunpy/io/setup_package.py"}, {"content": "#!/usr/bin/env python\n# This file is based havily on the astropy version here:\n# https://github.com/astropy/package-template/blob/master/setup.py\n# Which is licensed under the astropy license.\n\nimport glob\nimport os\nimport sys\n\nimport ah_bootstrap\nfrom setuptools import setup\n\n# A dirty hack to get around some early import/configurations ambiguities\nif sys.version_info[0] >= 3:\n    import builtins\nelse:\n    import __builtin__ as builtins\nbuiltins._ASTROPY_SETUP_ = True\n\n# -- Read the Docs Setup  -----------------------------------------------------\n\non_rtd = os.environ.get('READTHEDOCS', None) == 'True'\n\nif on_rtd:\n    os.environ['HOME'] = '/home/docs/checkouts/readthedocs.org/user_builds/sunpy/'\n    os.environ['SUNPY_CONFIGDIR'] = '/home/docs/checkouts/readthedocs.org/user_builds/sunpy/'\n\nfrom astropy_helpers.setup_helpers import (\n    register_commands, adjust_compiler, get_debug_option, get_package_info)\nfrom astropy_helpers.git_helpers import get_git_devstr\nfrom astropy_helpers.version_helpers import generate_version_py\n\n# Get some values from the setup.cfg\nfrom distutils import config\nconf = config.ConfigParser()\nconf.read(['setup.cfg'])\nmetadata = dict(conf.items('metadata'))\n\nPACKAGENAME = metadata.get('package_name', 'packagename')\nDESCRIPTION = metadata.get('description', 'SunPy: Python for Solar Physics')\nAUTHOR = metadata.get('author', 'The SunPy Community')\nAUTHOR_EMAIL = metadata.get('author_email', 'sunpy@googlegroups.com')\nLICENSE = metadata.get('license', 'BSD 2-Clause')\nURL = metadata.get('url', 'http://sunpy.org')\n\nLONG_DESCRIPTION = \"SunPy is a Python library for solar physics data analysis.\"\n\n# Store the package name in a built-in variable so it's easy\n# to get from other parts of the setup infrastructure\nbuiltins._ASTROPY_PACKAGE_NAME_ = PACKAGENAME\n\n# VERSION should be PEP386 compatible (http://www.python.org/dev/peps/pep-0386)\nVERSION = '0.7.dev'\n\n# Indicates if this version is a release version\nRELEASE = 'dev' not in VERSION\n\nif not RELEASE:\n    VERSION += get_git_devstr(False)\n\n# Populate the dict of setup command overrides; this should be done before\n# invoking any other functionality from distutils since it can potentially\n# modify distutils' behavior.\ncmdclassd = register_commands(PACKAGENAME, VERSION, RELEASE)\n\ntry:\n    from sunpy.tests.setup_command import SunPyTest\n    # Overwrite the Astropy Testing framework\n    cmdclassd['test'] = type('SunPyTest', (SunPyTest,),\n                            {'package_name': 'sunpy'})\nexcept Exception:\n    # Catch everything, if it doesn't work, we still want SunPy to install.\n    pass\n\n# Adjust the compiler in case the default on this platform is to use a\n# broken one.\nadjust_compiler(PACKAGENAME)\n\n# Freeze build information in version.py\ngenerate_version_py(PACKAGENAME, VERSION, RELEASE,\n                    get_debug_option(PACKAGENAME))\n\n# Treat everything in scripts except README.rst as a script to be installed\nscripts = [fname for fname in glob.glob(os.path.join('scripts', '*'))\n           if os.path.basename(fname) != 'README.rst']\n\n\n# Get configuration information from all of the various subpackages.\n# See the docstring for setup_helpers.update_package_files for more\n# details.\npackage_info = get_package_info()\n\n# Add the project-global data\npackage_info['package_data'].setdefault(PACKAGENAME, [])\n\n# Include all .c files, recursively, including those generated by\n# Cython, since we can not do this in MANIFEST.in with a \"dynamic\"\n# directory name.\nc_files = []\nfor root, dirs, files in os.walk(PACKAGENAME):\n    for filename in files:\n        if filename.endswith('.c'):\n            c_files.append(\n                os.path.join(\n                    os.path.relpath(root, PACKAGENAME), filename))\npackage_info['package_data'][PACKAGENAME].extend(c_files)\n\nextras_require = {'database': [\"sqlalchemy\"],\n                  'image': [\"scikit-image\"],\n                  'jpeg2000': [\"glymur\"],\n                  'net': [\"suds\", \"beautifulsoup4\", \"requests\"]}\nextras_require['all'] = extras_require['database'] + extras_require['image'] + \\\n                        extras_require['net'] + [\"wcsaxes>=0.6\"]\n\nsetup(name=PACKAGENAME,\n      version=VERSION,\n      description=DESCRIPTION,\n      scripts=scripts,\n      setup_requires=['numpy>1.7.1'],\n      install_requires=['numpy>1.7.1',\n                        'astropy>=1.0.0',\n                        'scipy',\n                        'pandas>=0.12.0',\n                        'matplotlib>=1.1'],\n      extras_require=extras_require,\n      provides=[PACKAGENAME],\n      author=AUTHOR,\n      author_email=AUTHOR_EMAIL,\n      license=LICENSE,\n      url=URL,\n      long_description=LONG_DESCRIPTION,\n      cmdclass=cmdclassd,\n      zip_safe=False,\n      use_2to3=False,\n      include_package_data=True,\n      **package_info\n      )\n", "path": "setup.py"}]}