Make bundle portable by bundling third party packages we need

benchmark/third_party/cpu_cores/common.py

@@ -0,0 +1,43 @@
+# This file is part of cpu_cores released under the MIT license.
+# See the LICENSE file for more information.
+
+import sys
+
+
+class CPUCoresCounter(object):
+
+    platform = None
+    _physical_cores_count = None
+    _physical_processors_count = None
+
+    def _count(self, *args, **kwargs):
+        raise NotImplementedError()
+
+    @classmethod
+    def factory(cls, force_platform=None):
+        if force_platform is not None:
+            cls.platform = force_platform
+        else:
+            cls.platform = sys.platform
+        if cls.platform.startswith('darwin'):
+            from cpu_cores.darwin import DarwinCPUCoresCounter
+            return DarwinCPUCoresCounter()
+        elif cls.platform.startswith('linux'):
+            from cpu_cores.linux import LinuxCPUCoresCounter
+            return LinuxCPUCoresCounter()
+        else:
+            raise NotImplementedError("unsupported platform type [%s]" %
+                                      cls.platform)
+
+    def _check_counting_or_do_it(self):
+        if self._physical_processors_count is None or \
+                self._physical_cores_count is None:
+            self._count()
+
+    def get_physical_cores_count(self):
+        self._check_counting_or_do_it()
+        return self._physical_cores_count
+
+    def get_physical_processors_count(self):
+        self._check_counting_or_do_it()
+        return self._physical_processors_count