[Assorted-commits] SF.net SVN: assorted: [887] shell-tools/trunk/src/countdown.py

[<yan...@us...>]

Revision: 887
          http://assorted.svn.sourceforge.net/assorted/?rev=887&view=rev
Author:   yangzhang
Date:     2008-07-13 11:47:55 -0700 (Sun, 13 Jul 2008)

Log Message:
-----------
added countdown

Added Paths:
-----------
    shell-tools/trunk/src/countdown.py

Added: shell-tools/trunk/src/countdown.py
===================================================================
--- shell-tools/trunk/src/countdown.py	                        (rev 0)
+++ shell-tools/trunk/src/countdown.py	2008-07-13 18:47:55 UTC (rev 887)
@@ -0,0 +1,34 @@
+#!/usr/bin/env python
+
+from commons.startup import command_name, run_main
+from time import sleep, time
+from sys import stdout
+
+def main( argv ):
+  start = time()
+
+  try:
+    arg = argv[1]
+    if False: pass
+    elif arg[-1] == 's': mult = 1
+    elif arg[-1] == 'm': mult = 60
+    elif arg[-1] == 'h': mult = 3600
+    elif arg[-1].isdigit(): mult = 1
+    else: raise Exception()
+    if arg[-1].isalpha(): arg = arg[:-1]
+  except: raise Exception( '%s <time>[h|m|s]' % command_name() )
+
+  t = int(arg) * mult
+  end = start + t
+  try:
+    while True:
+      now = time()
+      elap, rem = now - start, end - now
+      if now >= end: break
+      print '\r%dm%ds elapsed, %dm%ds remaining' % (elap/60, elap%60, rem/60, rem%60),
+      stdout.flush()
+      sleep(1)
+  except:
+    print
+
+run_main(handle_exceptions = True)


Property changes on: shell-tools/trunk/src/countdown.py
___________________________________________________________________
Name: svn:executable
   + *


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