getting debug message

when i am applying on differenet data set getting below bug messages in log file
02-15 15:45 INFO cuda:0
02-15 15:45 INFO ####################################################################################################
02-15 15:45 INFO Partitioning data
02-15 15:45 INFO Data statistics: {0: {0: 1383}, 1: {0: 6, 1: 441, 2: 21}, 2: {0: 457, 1: 428}, 3: {0: 1, 1: 24, 2: 566}, 4: {0: 17, 1: 39, 2: 345}}
02-15 15:45 INFO Initializing nets
02-15 15:45 INFO in comm round:0
02-15 15:45 INFO Training network 0. n_training: 1383
02-15 15:45 INFO Training network 0
02-15 15:45 INFO n_training: 21
02-15 15:45 INFO n_test: 37
02-15 15:45 DEBUG STREAM b'IHDR' 16 13
02-15 15:45 DEBUG STREAM b'tIME' 41 7
02-15 15:45 DEBUG b'tIME' 41 7 (unknown)
02-15 15:45 DEBUG STREAM b'IDAT' 60 8192
02-15 15:45 DEBUG STREAM b'IHDR' 16 13
02-15 15:45 DEBUG STREAM b'tIME' 41 7
02-15 15:45 DEBUG b'tIME' 41 7 (unknown)
02-15 15:45 DEBUG STREAM b'IDAT' 60 8192
02-15 15:45 DEBUG STREAM b'IHDR' 16 13
02-15 15:45 DEBUG STREAM b'tIME' 41 7
02-15 15:45 DEBUG b'tIME' 41 7 (unknown)
02-15 15:45 DEBUG STREAM b'IDAT' 60 8192
02-15 15:45 DEBUG STREAM b'IHDR' 16 13
02-15 15:45 DEBUG STREAM b'tIME' 41 7
02-15 15:45 DEBUG b'tIME' 41 7 (unknown)
02-15 15:45 DEBUG STREAM b'IDAT' 60 8192
02-15 15:45 DEBUG STREAM b'IHDR' 16 13
02-15 15:45 DEBUG STREAM b'tIME' 41 7
02-15 15:45 DEBUG b'tIME' 41 7 (unknown)
02-15 15:45 DEBUG STREAM b'IDAT' 60 8192
02-15 15:45 DEBUG STREAM b'IHDR' 16 13
02-15 15:45 DEBUG STREAM b'tIME' 41 7

[maxiaum]

logger.setLeval(logging.DEBUG)->logger.setLevel(logging.INFO) to ignore DEBUG.