Merge pull request #2789 from jdufresne/olefile-optional

Allow the olefile dependency to be optional

Tests/test_file_fpx.py

@@ -1,8 +1,14 @@
 from helper import unittest, PillowTestCase
 
-from PIL import FpxImagePlugin
+try:
+    from PIL import FpxImagePlugin
+except ImportError:
+    olefile_installed = False
+else:
+    olefile_installed = True
 
 
+@unittest.skipUnless(olefile_installed, "olefile package not installed")
 class TestFileFpx(PillowTestCase):
 
     def test_invalid_file(self):

Tests/test_file_mic.py

@@ -1,10 +1,18 @@
 from helper import unittest, PillowTestCase, hopper
 
-from PIL import Image, ImagePalette, MicImagePlugin
+from PIL import Image, ImagePalette
+
+try:
+    from PIL import MicImagePlugin
+except ImportError:
+    olefile_installed = False
+else:
+    olefile_installed = True
 
 TEST_FILE = "Tests/images/hopper.mic"
 
 
+@unittest.skipUnless(olefile_installed, "olefile package not installed")
 class TestFileMic(PillowTestCase):
 
     def test_sanity(self):

requirements.txt

@@ -15,6 +15,7 @@ docutils
 jarn.viewdoc
 nose-cov
 nose
+olefile
 pep8
 pyflakes
 pyroma

setup.py

@@ -780,7 +780,6 @@ def debug_build():
           include_package_data=True,
           packages=find_packages(),
           scripts=glob.glob("Scripts/*.py"),
-          install_requires=['olefile'],
           test_suite='nose.collector',
           keywords=["Imaging", ],
           license='Standard PIL License',
@@ -806,4 +805,3 @@ def debug_build():
 """ % (str(err), str(err))
     sys.stderr.write(msg)
     raise DependencyException(msg)
-