more setup.py cleanup

setup.py

@@ -11,10 +11,9 @@ class _deferred_pybind11_include(object):
         return pybind11.get_include(self.user)
 
 
-extra_compile_args = []
 include_dirs = ['./', _deferred_pybind11_include(True),
                 _deferred_pybind11_include()]
-
+extra_compile_args = []
 python_module_link_args = []
 
 if sys.platform == 'darwin':
@@ -24,17 +23,18 @@ if sys.platform == 'darwin':
     vars['LDSHARED'] = vars['LDSHARED'].replace('-bundle', '')
     python_module_link_args+=['-bundle']
 else:
-    extra_compile_args += ['--std=c++11', '-march=native', '-O3', '-Wfatal-errors', '-Wno-ignored-attributes', '-DPOCKETFFT_OPENMP', '-fopenmp', '-Wfloat-conversion' ,'-Wsign-conversion', '-Wconversion' ,'-W', '-Wall', '-s']
+    extra_compile_args += ['--std=c++11', '-march=native', '-O3', '-Wfatal-errors', '-Wno-ignored-attributes', '-DPOCKETFFT_OPENMP', '-fopenmp', '-Wfloat-conversion' ,'-Wsign-conversion', '-Wconversion' ,'-W', '-Wall']
     python_module_link_args += ['-march=native', '-Wl,-rpath,$ORIGIN', '-fopenmp']
 
+# if you don't want debugging info, add "-s" to python_module_link_args
+
 
 def get_extension_modules():
-    pocketfft_library = Extension('pypocketfft',
-                                sources=['pypocketfft.cc'],
-                                include_dirs=include_dirs,
-                                extra_compile_args=extra_compile_args,
-                                extra_link_args=python_module_link_args)
-    return [pocketfft_library]
+    return [Extension('pypocketfft',
+            sources=['pypocketfft.cc'],
+            include_dirs=include_dirs,
+            extra_compile_args=extra_compile_args,
+            extra_link_args=python_module_link_args)]
 
 
 setup(name='pypocketfft',