Anyway I can get around the following?
I seem to get this Pool Closed error frequently:
sghose@adapt-ghose:~$ python -m ADAPT.engine.engine
num samples: 417
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
[Parallel] Pool seems closed
Traceback (most recent call last):
File "/usr/lib/python2.7/runpy.py", line 162, in _run_module_as_main
"__main__", fname, loader, pkg_name)
File "/usr/lib/python2.7/runpy.py", line 72, in _run_code
exec code in run_globals
File "/home/sghose/ADAPT/engine/engine.py", line 86, in <module>
main()
File "/home/sghose/ADAPT/engine/engine.py", line 81, in main
dns()
File "/home/sghose/ADAPT/engine/engine.py", line 78, in dns
print m.average_score(10)
File "ADAPT/genclf/model.py", line 275, in average_score
_ = self.asynch_cv(gridsearch=True)
File "ADAPT/genclf/model.py", line 246, in asynch_cv
_ = mapfunc(items)
File "ADAPT/genclf/model.py", line 228, in mapfunc
self._gridENGINES[k]=eng.fit(X_train,Y_train)
File "/usr/local/lib/python2.7/dist-packages/sklearn/grid_search.py",
line 372, in fit
for clf_params in grid for train, test in cv)
File
"/usr/local/lib/python2.7/dist-packages/sklearn/externals/joblib/parallel.py",
line 513, in __call__
for function, args, kwargs in iterable:
ValueError: generator already executing
that line is
try:
svm_maxiter
except NameError:
_defined_svm_maxiter=False
#ks - keys
@catchwarnings(_defined_svm_maxiter)
def mapfunc(items):
if not gridsearch:
a = parmap(fit_and_score,items)
sleep(1)
elif gridsearch:
# gridsearch parallelizes itself ~ as in the
# library already does that
for k,eng in self._gridENGINES.items():
vprint('Currently CVing' + " "+ str(k))
self._gridENGINES[k]=eng.fit(X_train,Y_train)
else:
raise RuntimeError,"I have no clue how you are here. It's a\
binary comparison"
self._gridENGINES is as expected a dictionary of names and classifiers. I'm
running this in serial (gridsearch == 1), so why is joblib having this
issue?
Thank you,
Shomiron Ghose
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