Added null handler to loggers

PIL/Image.py

@@ -32,6 +32,7 @@ import logging
 import warnings
 
 logger = logging.getLogger(__name__)
+logger.addHandler(logging.NullHandler())
 
 
 class DecompressionBombWarning(RuntimeWarning):

PIL/ImageFile.py

@@ -36,6 +36,7 @@ import sys
 import struct
 
 logger = logging.getLogger(__name__)
+logger.addHandler(logging.NullHandler())
 
 MAXBLOCK = 65536
 

PIL/PcxImagePlugin.py

@@ -31,6 +31,7 @@ import logging
 from PIL import Image, ImageFile, ImagePalette, _binary
 
 logger = logging.getLogger(__name__)
+logger.addHandler(logging.NullHandler())
 
 i8 = _binary.i8
 i16 = _binary.i16le

PIL/PngImagePlugin.py

@@ -42,6 +42,7 @@ from PIL import Image, ImageFile, ImagePalette, _binary
 __version__ = "0.9"
 
 logger = logging.getLogger(__name__)
+logger.addHandler(logging.NullHandler())
 
 i8 = _binary.i8
 i16 = _binary.i16be

PIL/PyAccess.py

@@ -29,6 +29,7 @@ from cffi import FFI
 
 
 logger = logging.getLogger(__name__)
+logger.addHandler(logging.NullHandler())
 
 
 defs = """

Tests/test_file_libtiff.py

@@ -10,6 +10,7 @@ import os
 from PIL import Image, TiffImagePlugin
 
 logger = logging.getLogger(__name__)
+logger.addHandler(logging.NullHandler())
 
 
 class LibTiffTestCase(PillowTestCase):

Tests/test_file_tiff.py

@@ -7,6 +7,7 @@ from helper import unittest, PillowTestCase, hopper, py3
 from PIL import Image, TiffImagePlugin
 
 logger = logging.getLogger(__name__)
+logger.addHandler(logging.NullHandler())
 
 
 class TestFileTiff(PillowTestCase):