Merge pull request #43 from messense/has-ext-modules

Prefer using `Distribution.has_ext_modules` method

Author: jaraco

distutils/command/build.py

@@ -102,7 +102,7 @@ def finalize_options(self):
         # particular module distribution -- if user didn't supply it, pick
         # one of 'build_purelib' or 'build_platlib'.
         if self.build_lib is None:
-            if self.distribution.ext_modules:
+            if self.distribution.has_ext_modules():
                 self.build_lib = self.build_platlib
             else:
                 self.build_lib = self.build_purelib

distutils/command/install.py

@@ -348,7 +348,7 @@ def finalize_options(self):
         # module distribution is pure or not.  Of course, if the user
         # already specified install_lib, use their selection.
         if self.install_lib is None:
-            if self.distribution.ext_modules: # has extensions: non-pure
+            if self.distribution.has_ext_modules(): # has extensions: non-pure
                 self.install_lib = self.install_platlib
             else:
                 self.install_lib = self.install_purelib