def svm_cv(data, data_target):
X_train, X_test, y_train, y_test = cross_validation.train_test_split(data, data_target)
print "*" * 79
print "Training..."
# selector = SelectFdr(chi2)
selector = SelectFdr(f_classif)
selector.fit(X_train, y_train)
clf = svm.SVC(kernel='linear', probability=True)
clf.fit(selector.transform(X_train), y_train)
print "Testing..."
pred = clf.predict(selector.transform(X_test))
probs = pred.predict_proba(selector.transfrom(X_test))
accuracy_score = metrics.accuracy_score(y_test, pred)
classification_report = metrics.classification_report(y_test, pred)
support = selector.get_support()
print support
print accuracy_score
print classification_report
precision, recall, thresholds = precision_recall_curve(y_test, probs[:, 1])
