Moving psutil to third_party. This is first step for Media Performance test project.

third_party/psutil/psutil/error.py

Index: third_party/psutil/psutil/error.py
diff --git a/third_party/psutil/psutil/error.py b/third_party/psutil/psutil/error.py
new file mode 100644
index 0000000000000000000000000000000000000000..214a241b993af1ac39b32a8ef4e9c3a156eada8a
--- /dev/null
+++ b/third_party/psutil/psutil/error.py
@@ -0,0 +1,51 @@
+#!/usr/bin/env python
+#
+# $Id: error.py 744 2010-10-27 22:42:42Z jloden $
+#
+
+"""psutil exception classes"""
+
+
+class Error(Exception):
+    """Base exception class. All other psutil exceptions inherit
+    from this one.
+    """
+
+class NoSuchProcess(Error):
+    """Exception raised when a process with a certain PID doesn't
+    or no longer exists (zombie).
+    """
+
+    def __init__(self, pid, name=None, msg=None):
+        self.pid = pid
+        self.name = name
+        self.msg = msg
+        if msg is None:
+            if name:
+                details = "(pid=%s, name=%s)" % (self.pid, repr(self.name))
+            else:
+                details = "(pid=%s)" % self.pid
+            self.msg = "process no longer exists " + details
+
+    def __str__(self):
+        return self.msg
+
+
+class AccessDenied(Error):
+    """Exception raised when permission to perform an action is denied."""
+
+    def __init__(self, pid=None, name=None, msg=None):
+        self.pid = pid
+        self.name = name
+        self.msg = msg
+        if msg is None:
+            if (pid is not None) and (name is not None):
+                self.msg = "(pid=%s, name=%s)" % (pid, repr(name))
+            elif (pid is not None):
+                self.msg = "(pid=%s)" % self.pid
+            else:
+                self.msg = ""
+
+    def __str__(self):
+        return self.msg
+