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import sys
from numpy.core.numerictypes import obj2sctype
__all__ = ['issubclass_', 'get_numpy_include', 'issubsctype', 'deprecate']
def issubclass_(arg1, arg2):
try:
return issubclass(arg1, arg2)
except TypeError:
return False
def issubsctype(arg1, arg2):
return issubclass(obj2sctype(arg1), obj2sctype(arg2))
def get_numpy_include():
"""Return the directory in the package that contains the numpy/*.h header
files.
Extension modules that need to compile against numpy should use this
function to locate the appropriate include directory. Using distutils:
import numpy
Extension('extension_name', ...
include_dirs=[numpy.get_numpy_include()])
"""
from numpy.distutils.misc_util import get_numpy_include_dirs
include_dirs = get_numpy_include_dirs()
assert len(include_dirs)==1,`include_dirs`
return include_dirs[0]
if sys.version_info < (2, 4):
# Can't set __name__ in 2.3
import new
def _set_function_name(func, name):
func = new.function(func.func_code, func.func_globals,
name, func.func_defaults, func.func_closure)
return func
else:
def _set_function_name(func, name):
func.__name__ = name
return func
def deprecate(func, oldname, newname):
import warnings
def newfunc(*args,**kwds):
warnings.warn("%s is deprecated, use %s" % (oldname, newname),
DeprecationWarning)
return func(*args, **kwds)
newfunc = _set_function_name(newfunc, oldname)
doc = func.__doc__
depdoc = '%s is DEPRECATED in numpy: use %s instead' % (oldname, newname,)
if doc is None:
doc = depdoc
else:
doc = '\n'.join([depdoc, doc])
newfunc.__doc__ = doc
try:
d = func.__dict__
except AttributeError:
pass
else:
newfunc.__dict__.update(d)
return newfunc
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