Failed

demonstrator_test.DemonstratorTestCase.test_topic_modeling (from nosetests)

Failing for the past 5 builds (Since #366 )

Took 12 ms.

Error Message

10 columns passed, passed data had 0 columns
-------------------- >> begin captured stdout << ---------------------
Accessing user input ...
1 text files.
1 topics.
1 iterations.
Using external stopwords list.
Tokenizing <FileStorage: 'document.txt' ('text/plain')> ...
Accessing external stopwords list ...
Determining hapax legomena ...
Removing stopwords and hapax legomena from corpus ...
Accessing corpus vocabulary ...
LDA training ...
Accessing topics ...

--------------------- >> end captured stdout << ----------------------
-------------------- >> begin captured logging << --------------------
preprocessing: INFO: Finding hapax legomena ...
preprocessing: INFO: Removing features ...
lda: INFO: n_documents: 1
lda: INFO: vocab_size: 0
lda: INFO: n_words: 0
lda: INFO: n_topics: 1
lda: INFO: n_iter: 1
lda: WARNING: all zero row in document-term matrix found
lda: INFO: <0> log likelihood: 0
lda: INFO: <0> log likelihood: 0
--------------------- >> end captured logging << ---------------------

Stacktrace

  File "/usr/lib/python3.5/unittest/case.py", line 59, in testPartExecutor
    yield
  File "/usr/lib/python3.5/unittest/case.py", line 601, in run
    testMethod()
  File "/mnt/data/jenkins/workspace/DARIAH-Topics/test/demonstrator_test.py", line 39, in test_topic_modeling
    resp = self.app.post('/upload', data=data)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/werkzeug/test.py", line 801, in post
    return self.open(*args, **kw)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/flask/testing.py", line 127, in open
    follow_redirects=follow_redirects)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/werkzeug/test.py", line 764, in open
    response = self.run_wsgi_app(environ, buffered=buffered)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/werkzeug/test.py", line 677, in run_wsgi_app
    rv = run_wsgi_app(self.application, environ, buffered=buffered)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/werkzeug/test.py", line 884, in run_wsgi_app
    app_rv = app(environ, start_response)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/flask/app.py", line 1997, in __call__
    return self.wsgi_app(environ, start_response)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/flask/app.py", line 1985, in wsgi_app
    response = self.handle_exception(e)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/flask/app.py", line 1540, in handle_exception
    reraise(exc_type, exc_value, tb)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/flask/_compat.py", line 33, in reraise
    raise value
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/flask/app.py", line 1982, in wsgi_app
    response = self.full_dispatch_request()
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/flask/app.py", line 1614, in full_dispatch_request
    rv = self.handle_user_exception(e)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/flask/app.py", line 1517, in handle_user_exception
    reraise(exc_type, exc_value, tb)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/flask/_compat.py", line 33, in reraise
    raise value
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/flask/app.py", line 1612, in full_dispatch_request
    rv = self.dispatch_request()
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/flask/app.py", line 1598, in dispatch_request
    return self.view_functions[rule.endpoint](**req.view_args)
  File "demonstrator/demonstrator.py", line 110, in upload_file
    topics = preprocessing.lda2dataframe(model, corpus_vocabulary)
  File "/mnt/data/jenkins/workspace/DARIAH-Topics/dariah_topics/preprocessing.py", line 846, in lda2dataframe
    return pd.DataFrame(topics, index=['Topic ' + str(n+1) for n in range(len(topics))], columns=['Key ' + str(n+1) for n in range(num_keys)])
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/pandas/core/frame.py", line 314, in __init__
    arrays, columns = _to_arrays(data, columns, dtype=dtype)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/pandas/core/frame.py", line 5639, in _to_arrays
    dtype=dtype)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/pandas/core/frame.py", line 5696, in _list_to_arrays
    coerce_float=coerce_float)
  File "/mnt/data/jenkins/shiningpanda/jobs/62c67c92/virtualenvs/d41d8cd9/lib/python3.5/site-packages/pandas/core/frame.py", line 5755, in _convert_object_array
    'columns' % (len(columns), len(content)))
10 columns passed, passed data had 0 columns
-------------------- >> begin captured stdout << ---------------------
Accessing user input ...
1 text files.
1 topics.
1 iterations.
Using external stopwords list.
Tokenizing <FileStorage: 'document.txt' ('text/plain')> ...
Accessing external stopwords list ...
Determining hapax legomena ...
Removing stopwords and hapax legomena from corpus ...
Accessing corpus vocabulary ...
LDA training ...
Accessing topics ...

--------------------- >> end captured stdout << ----------------------
-------------------- >> begin captured logging << --------------------
preprocessing: INFO: Finding hapax legomena ...
preprocessing: INFO: Removing features ...
lda: INFO: n_documents: 1
lda: INFO: vocab_size: 0
lda: INFO: n_words: 0
lda: INFO: n_topics: 1
lda: INFO: n_iter: 1
lda: WARNING: all zero row in document-term matrix found
lda: INFO: <0> log likelihood: 0
lda: INFO: <0> log likelihood: 0
--------------------- >> end captured logging << ---------------------

Standard Output

Accessing user input ...
1 text files.
1 topics.
1 iterations.
Using external stopwords list.
Tokenizing <FileStorage: 'document.txt' ('text/plain')> ...
Accessing external stopwords list ...
Determining hapax legomena ...
Removing stopwords and hapax legomena from corpus ...
Accessing corpus vocabulary ...
LDA training ...
Accessing topics ...

Standard Error

Exception ignored in: 'lda._lda.lgamma'
ValueError: x must be strictly positive
Exception ignored in: 'lda._lda.lgamma'
ValueError: x must be strictly positive
Exception ignored in: 'lda._lda.lgamma'
ValueError: x must be strictly positive
Exception ignored in: 'lda._lda.lgamma'
ValueError: x must be strictly positive