[Patch #695090 from Bernhard Herzog] Allow specifying both py_modules and packages

Lib/distutils/command/build_py.py

@@ -86,25 +86,11 @@ class build_py (Command):
         # Two options control which modules will be installed: 'packages'
         # and 'py_modules'.  The former lets us work with whole packages, not
         # specifying individual modules at all; the latter is for
-        # specifying modules one-at-a-time.  Currently they are mutually
-        # exclusive: you can define one or the other (or neither), but not
-        # both.  It remains to be seen how limiting this is.
-
-        # Dispose of the two "unusual" cases first: no pure Python modules
-        # at all (no problem, just return silently), and over-specified
-        # 'packages' and 'py_modules' options.
-
-        if not self.py_modules and not self.packages:
-            return
-        if self.py_modules and self.packages:
-            raise DistutilsOptionError, \
-                  "build_py: supplying both 'packages' and 'py_modules' " + \
-                  "options is not allowed"
-
-        # Now we're down to two cases: 'py_modules' only and 'packages' only.
+        # specifying modules one-at-a-time.
+
         if self.py_modules:
             self.build_modules()
-        else:
+        if self.packages:
             self.build_packages()
 
         self.byte_compile(self.get_outputs(include_bytecode=0))
@@ -276,10 +262,10 @@ class build_py (Command):
         (package, module, module_file), just like 'find_modules()' and
         'find_package_modules()' do."""
 
+        modules = []
         if self.py_modules:
-            modules = self.find_modules()
-        else:
-            modules = []
+            modules.extend(self.find_modules())
+        if self.packages:
             for package in self.packages:
                 package_dir = self.get_package_dir(package)
                 m = self.find_package_modules(package, package_dir)