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A patch to make pandas install and use numpy if it doesn't find it on the target host #2740

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A patch to make pandas install and use numpy if it doesn't find it on the target host #2740

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37 changes: 17 additions & 20 deletions setup.py
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Original file line number Diff line number Diff line change
Expand Up @@ -85,31 +85,31 @@
" use pip or easy_install."
"\n $ pip install 'python-dateutil < 2' 'numpy'")

try:
import numpy as np
except ImportError:
nonumpy_msg = ("# numpy needed to finish setup. run:\n\n"
" $ pip install numpy # or easy_install numpy\n")
sys.exit(nonumpy_msg)

if np.__version__ < '1.6.1':
msg = "pandas requires NumPy >= 1.6.1 due to datetime64 dependency"
sys.exit(msg)

from distutils.extension import Extension
from distutils.command.build import build
from distutils.command.sdist import sdist
from distutils.command.build_ext import build_ext
from distutils.command.build_ext import build_ext as _build_ext

try:
from Cython.Distutils import build_ext
from Cython.Distutils import build_ext as _build_ext
# from Cython.Distutils import Extension # to get pyrex debugging symbols
cython = True
except ImportError:
cython = False

from os.path import splitext, basename, join as pjoin


class build_ext(_build_ext):
def build_extensions(self):
numpy_incl = pkg_resources.resource_filename('numpy', 'core/include')

for ext in self.extensions:
if hasattr(ext, 'include_dirs') and not numpy_incl in ext.include_dirs:
ext.include_dirs.append(numpy_incl)
_build_ext.build_extensions(self)


DESCRIPTION = ("Powerful data structures for data analysis, time series,"
"and statistics")
LONG_DESCRIPTION = """
Expand Down Expand Up @@ -340,10 +340,7 @@ def check_cython_extensions(self, extensions):

def build_extensions(self):
self.check_cython_extensions(self.extensions)
self.check_extensions_list(self.extensions)

for ext in self.extensions:
self.build_extension(ext)
build_ext.build_extensions(self)


class CompilationCacheMixin(object):
Expand Down Expand Up @@ -576,7 +573,7 @@ def srcpath(name=None, suffix='.pyx', subdir='src'):
lib_depends = []
plib_depends = []

common_include = [np.get_include(), 'pandas/src/klib', 'pandas/src']
common_include = ['pandas/src/klib', 'pandas/src']


def pxd(name):
Expand Down Expand Up @@ -635,7 +632,7 @@ def pxd(name):

sparse_ext = Extension('pandas._sparse',
sources=[srcpath('sparse', suffix=suffix)],
include_dirs=[np.get_include()],
include_dirs=[],
libraries=libraries)


Expand All @@ -657,7 +654,7 @@ def pxd(name):
cppsandbox_ext = Extension('pandas._cppsandbox',
language='c++',
sources=[srcpath('cppsandbox', suffix=suffix)],
include_dirs=[np.get_include()])
include_dirs=[])

extensions.extend([sparse_ext, parser_ext])

Expand Down