Add time command

cccli/commands/time.py

+#!/usr/bin/env python
+#coding=utf8
+
+'''
+CloudControl time command
+'''
+
+import time as systime
+import datetime
+
+from cccli.exception import *
+from sjrpc.core.exceptions import *
+from cccli.printer import Printer, color
+from cccli.command import Command
+
+
+class Command_time(Command):
+    '''Show execution time'''
+
+    def __init__(self, cli, argv0):
+        Command.__init__(self, cli, argv0)
+
+    def __call__(self, argv):
+        if len(argv) > 1:
+            # Substitute aliases
+            self.args = self.cli.aliases.substitute(argv[1:])
+            # Init time
+            t0 = systime.time()
+            # Execute command
+            self.cli.commands(self.args)
+            t1 = systime.time()
+            # Get elapsed time
+            dt = int(t1 - t0)
+            print "Execution time: %s" % datetime.timedelta(seconds=dt)