Python 2.4.4 (#2, Nov 17 2006, 05:36:12) 
[GCC 4.1.2 20061103 (prerelease) (Ubuntu 4.1.1-18ubuntu2)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import gst
>>> sink = gst.element_factory_make ("fakesink")
>>> sink.props
<gobject.GProps object at 0x300802f0>
>>> props = list (sink.props)
>>> props
[<GParamString 'name'>, <GParamUInt 'preroll-queue-len'>, <GParamBoolean 'sync'>, <GParamInt64 'max-lateness'>, <GParamBoolean 'qos'>, <GParamEnum 'state-error'>, <GParamBoolean 'silent'>, <GParamBoolean 'dump'>, <GParamBoolean 'signal-handoffs'>, <GParamString 'last-message'>, <GParamBoolean 'can-activate-push'>, <GParamBoolean 'can-activate-pull'>]
>>> preroll_len = props[1]
>>> preroll_len
<GParamUInt 'preroll-queue-len'>
>>> preroll_len.__gtype__
<GType GParamUInt (270245888)>
>>> preroll_len.minimum
0L
>>> preroll_len.maximum
4294967295L
>>>