Using LINQ/Extension methods with IronPython 2.7's clr.ImportExtensions method

Woefully underdocumented on the internet, I worked this one out by analogy to the IronRuby using_clr_extensions method:

	>& 'C:\Program Files\IronPython 2.7\ipy.exe'
	IronPython 2.7 (2.7.0.40) on .NET 4.0.30319.225
	Type "help", "copyright", "credits" or "license" for more information.
	>>> import clr
	>>> clr.AddReference("System.Core")
	>>> from System.Collections.Generic import List
	>>> dir(List)
	['Add', 'AddRange', 'AsReadOnly', 'BinarySearch', 'Capacity', 'Clear', 'Contains', 'ConvertAll', 'CopyTo', 'Count', 'Enu
	merator', 'Equals', 'Exists', 'Find', 'FindAll', 'FindIndex', 'FindLast', 'FindLastIndex', 'ForEach', 'GetEnumerator', '
	GetHashCode', 'GetRange', 'GetType', 'IndexOf', 'Insert', 'InsertRange', 'IsReadOnly', 'IsSynchronized', 'Item', 'LastIn
	dexOf', 'MemberwiseClone', 'ReferenceEquals', 'Remove', 'RemoveAll', 'RemoveAt', 'RemoveRange', 'Reverse', 'Sort', 'Sync
	Root', 'ToArray', 'ToString', 'TrimExcess', 'TrueForAll', '__add__', '__class__', '__contains__', '__delattr__', '__doc_
	_', '__format__', '__getattribute__', '__getitem__', '__hash__', '__init__', '__iter__', '__len__', '__new__', '__reduce
	__', '__reduce_ex__', '__repr__', '__setattr__', '__setitem__', '__sizeof__', '__str__', '__subclasshook__']
	>>> import System
	>>> clr.ImportExtensions(System.Linq)
	>>> dir (List)
	['Add', 'AddRange', 'Aggregate', 'All', 'Any', 'AsEnumerable', 'AsParallel', 'AsQueryable', 'AsReadOnly', 'Average', 'Bi
	narySearch', 'Capacity', 'Cast', 'Clear', 'Concat', 'Contains', 'ConvertAll', 'CopyTo', 'Count', 'DefaultIfEmpty', 'Dist
	inct', 'ElementAt', 'ElementAtOrDefault', 'Enumerator', 'Equals', 'Except', 'Exists', 'Find', 'FindAll', 'FindIndex', 'F
	indLast', 'FindLastIndex', 'First', 'FirstOrDefault', 'ForEach', 'GetEnumerator', 'GetHashCode', 'GetRange', 'GetType',
	'GroupBy', 'GroupJoin', 'IndexOf', 'Insert', 'InsertRange', 'Intersect', 'IsReadOnly', 'IsSynchronized', 'Item', 'Join',
	'Last', 'LastIndexOf', 'LastOrDefault', 'LongCount', 'Max', 'MemberwiseClone', 'Min', 'OfType', 'OrderBy', 'OrderByDesc
	ending', 'ReferenceEquals', 'Remove', 'RemoveAll', 'RemoveAt', 'RemoveRange', 'Reverse', 'Select', 'SelectMany', 'Sequen
	ceEqual', 'Single', 'SingleOrDefault', 'Skip', 'SkipWhile', 'Sort', 'Sum', 'SyncRoot', 'Take', 'TakeWhile', 'ToArray', '
	ToDictionary', 'ToList', 'ToLookup', 'ToString', 'TrimExcess', 'TrueForAll', 'Union', 'Where', 'Zip', '__add__', '__clas
	s__', '__contains__', '__delattr__', '__doc__', '__format__', '__getattribute__', '__getitem__', '__hash__', '__init__',
	'__iter__', '__len__', '__new__', '__reduce__', '__reduce_ex__', '__repr__', '__setattr__', '__setitem__', '__sizeof__'
	, '__str__', '__subclasshook__']

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