Package flumotion :: Package common :: Module reload
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Source Code for Module flumotion.common.reload

 1  # -*- Mode: Python -*- 
 2  # vi:si:et:sw=4:sts=4:ts=4 
 3   
 4  # Flumotion - a streaming media server 
 5  # Copyright (C) 2004,2005,2006,2007,2008,2009 Fluendo, S.L. 
 6  # Copyright (C) 2010,2011 Flumotion Services, S.A. 
 7  # All rights reserved. 
 8  # 
 9  # This file may be distributed and/or modified under the terms of 
10  # the GNU Lesser General Public License version 2.1 as published by 
11  # the Free Software Foundation. 
12  # This file is distributed without any warranty; without even the implied 
13  # warranty of merchantability or fitness for a particular purpose. 
14  # See "LICENSE.LGPL" in the source distribution for more information. 
15  # 
16  # Headers in this file shall remain intact. 
17   
18  """reloading of code 
19  """ 
20   
21  import sys 
22   
23  from twisted.python.rebuild import rebuild 
24   
25  from flumotion.common import log 
26   
27  __version__ = "$Rev$" 
28   
29   
30 -def reloadFlumotion():
31 """Properly reload all flumotion-related modules currently loaded.""" 32 needs_reload = lambda name: name.startswith('flumotion') 33 for name in filter(needs_reload, sys.modules.keys()): 34 if not name in sys.modules: 35 log.warning("reload", "hm, %s disappeared from the modules" % name) 36 continue 37 module = sys.modules[name] 38 if not module: 39 log.log("reload", "hm, module '%s' == None" % name) 40 continue 41 log.log("reload", "rebuilding %s" % module) 42 try: 43 rebuild(module, doLog=0) 44 except SyntaxError, msg: 45 from flumotion.common import errors 46 raise errors.ReloadSyntaxError(msg) 47 48 # FIXME: ignores programmatic FLU_DEBUG changes over the life of a 49 # process 50 reinitialize = {'flumotion.extern.log.log': 51 lambda mod: mod.init('FLU_DEBUG')} 52 for name in reinitialize: 53 if name in sys.modules: 54 reinitialize[name](sys.modules[name])
55