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Fix for ZeroDivisionError when verbose_eval equals to 0. (#3115)

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Oleg Panichev 2018-02-16 01:58:06 +02:00 committed by Vadim Khotilovich
parent 375d75304d
commit cf19caa46a
1 changed files with 1 additions and 1 deletions
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python-package/xgboost/callback.py
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@ -50,7 +50,7 @@ def print_evaluation(period=1, show_stdv=True):
""" """
def callback(env): def callback(env):
"""internal function""" """internal function"""
if env.rank != 0 or len(env.evaluation_result_list) == 0 or period is False: if env.rank != 0 or len(env.evaluation_result_list) == 0 or period is False or period == 0:
return return
i = env.iteration i = env.iteration
if (i % period == 0 or i + 1 == env.begin_iteration or i + 1 == env.end_iteration): if (i % period == 0 or i + 1 == env.begin_iteration or i + 1 == env.end_iteration):