Build fail

chris@Pure-Gold:~/programming/shogun/build$ make
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[ 97%] Generating examples from meta-language
Translating clustering/kmeans.sg
Traceback (most recent call last):
  File "/home/chris/programming/shogun/examples/meta/generator/generate.py", line 123, in <module>
    includedTargets=args.targets, storeVars=storeVars)
  File "/home/chris/programming/shogun/examples/meta/generator/generate.py", line 55, in translateExamples
    ast = parse(file.read(), os.path.join(dirRelative, filename))
  File "/home/chris/programming/shogun/examples/meta/generator/parse.py", line 241, in parse
    return parser.parse(programString, filePath)
  File "/home/chris/programming/shogun/examples/meta/generator/parse.py", line 32, in parse
    program = self.parser.parse(programString)
  File "/usr/local/lib/python2.7/dist-packages/ply-3.8-py2.7.egg/ply/yacc.py", line 331, in parse
    return self.parseopt_notrack(input, lexer, debug, tracking, tokenfunc)
  File "/usr/local/lib/python2.7/dist-packages/ply-3.8-py2.7.egg/ply/yacc.py", line 1049, in parseopt_notrack
    lookahead = get_token()     # Get the next token
  File "/usr/local/lib/python2.7/dist-packages/ply-3.8-py2.7.egg/ply/lex.py", line 386, in token
    newtok = self.lexerrorf(tok)
  File "/home/chris/programming/shogun/examples/meta/generator/parse.py", line 102, in t_error
    raise TypeError("Failed to tokenize input. Unknown text on line %d '%s'" % (t.lineno, t.value,))
TypeError: Failed to tokenize input. Unknown text on line 2 ':init_random(1)

#![create_features]
RealFeatures features_train(f_feats_train)
#![create_features]

#![choose_distance]
EuclideanDistance distance(features_train, features_train)
#![choose_distance]

#![create_instance_lloyd]
KMeans kmeans(2, distance)
#![create_instance_lloyd]

#![train_dataset]
kmeans.train()
#![train_dataset]

#![extract_centers_and_radius]
RealMatrix c = kmeans.get_cluster_centers()
RealVector r = kmeans.get_radiuses()
#![extract_centers_and_radius]

#![create_instance_mb]
KMeansMiniBatch kmeans_mb(2, distance)
kmeans_mb.set_mb_params(4, 1000)
#![create_instance_mb]
'
make[2]: *** [examples/meta/CMakeFiles/meta_examples] Error 1
make[1]: *** [examples/meta/CMakeFiles/meta_examples.dir/all] Error 2
make: *** [all] Error 2
chris@Pure-Gold:~/programming/shogun/build$