Execution Time4.20s

Test: tutorial-pyroot-pyroot002_TTreeAsMatrix-py (Passed)
Build: v6-18-00-patches-x86_64-ubuntu18-clang91-opt (sft-ubuntu-1804-3) on 2019-11-13 23:22:41
Repository revision: 869553a4dd0f00a0fc618d6e9d1fbdd66c820707

Test Timing: Passed
Processors1

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Test output
EnableImplicitMT:0: RuntimeWarning: Cannot enable implicit multi-threading with 0 threads, please build ROOT with -Dimt=ON
Tree content:
[[ 0.  0.]
 [ 1. -1.]
 [ 2. -2.]
 [ 3. -3.]]

Tree converted to a numpy array:
[[ 0.  0.]
 [ 1. -1.]
 [ 2. -2.]
 [ 3. -3.]]

Return numpy array and labels:
['x', 'y']
[[ 0.  0.]
 [ 1. -1.]
 [ 2. -2.]
 [ 3. -3.]]

Mean of the columns retrieved with a numpy method: [ 1.5 -1.5]

Only the content of the branch 'x':
[ 0.  1.  2.  3.]

Read all branches except 'x':
[ 0. -1. -2. -3.]

Return numpy array with data-type 'int':
[[ 0  0]
 [ 1 -1]
 [ 2 -2]
 [ 3 -3]]

Failed to import pandas.