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- """distutils.extension
- Provides the Extension class, used to describe C/C++ extension
- modules in setup scripts.
- Overridden to support f2py.
- """
- from __future__ import division, absolute_import, print_function
- import sys
- import re
- from distutils.extension import Extension as old_Extension
- if sys.version_info[0] >= 3:
- basestring = str
- cxx_ext_re = re.compile(r'.*[.](cpp|cxx|cc)\Z', re.I).match
- fortran_pyf_ext_re = re.compile(r'.*[.](f90|f95|f77|for|ftn|f|pyf)\Z', re.I).match
- class Extension(old_Extension):
- def __init__ (self, name, sources,
- include_dirs=None,
- define_macros=None,
- undef_macros=None,
- library_dirs=None,
- libraries=None,
- runtime_library_dirs=None,
- extra_objects=None,
- extra_compile_args=None,
- extra_link_args=None,
- export_symbols=None,
- swig_opts=None,
- depends=None,
- language=None,
- f2py_options=None,
- module_dirs=None,
- extra_f77_compile_args=None,
- extra_f90_compile_args=None,
- ):
- old_Extension.__init__(self, name, [],
- include_dirs,
- define_macros,
- undef_macros,
- library_dirs,
- libraries,
- runtime_library_dirs,
- extra_objects,
- extra_compile_args,
- extra_link_args,
- export_symbols)
- # Avoid assert statements checking that sources contains strings:
- self.sources = sources
- # Python 2.4 distutils new features
- self.swig_opts = swig_opts or []
- # swig_opts is assumed to be a list. Here we handle the case where it
- # is specified as a string instead.
- if isinstance(self.swig_opts, basestring):
- import warnings
- msg = "swig_opts is specified as a string instead of a list"
- warnings.warn(msg, SyntaxWarning)
- self.swig_opts = self.swig_opts.split()
- # Python 2.3 distutils new features
- self.depends = depends or []
- self.language = language
- # numpy_distutils features
- self.f2py_options = f2py_options or []
- self.module_dirs = module_dirs or []
- self.extra_f77_compile_args = extra_f77_compile_args or []
- self.extra_f90_compile_args = extra_f90_compile_args or []
- return
- def has_cxx_sources(self):
- for source in self.sources:
- if cxx_ext_re(str(source)):
- return True
- return False
- def has_f2py_sources(self):
- for source in self.sources:
- if fortran_pyf_ext_re(source):
- return True
- return False
- # class Extension
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