Flake8 fixes

PIL/Image.py

@@ -2313,7 +2313,7 @@ def open(fp, mode="r"):
         return None
 
     im = _open_core(fp, filename, prefix)
-    
+
     if im is None:
         if init():
             im = _open_core(fp, filename, prefix)
@@ -2327,6 +2327,7 @@ def open(fp, mode="r"):
 #
 # Image processing.
 
+
 def alpha_composite(im1, im2):
     """
     Alpha composite im2 over im1.

PIL/ImagePalette.py

@@ -28,7 +28,7 @@ class ImagePalette(object):
     :param mode: The mode to use for the Palette. See:
         :ref:`concept-modes`. Defaults to "RGB"
     :param palette: An optional palette. If given, it must be a bytearray,
-        an array or a list of ints between 0-255 and of length ``size`` 
+        an array or a list of ints between 0-255 and of length ``size``
         times the number of colors in ``mode``. The list must be aligned
         by channel (All R values must be contiguous in the list before G
         and B values.) Defaults to 0 through 255 per channel.

PIL/TiffImagePlugin.py

@@ -551,7 +551,7 @@ class ImageFileDirectory(collections.MutableMapping):
                 # NUL (binary zero). Also, I don't think this was well
                 # exercised before.
                 if sys.version_info[0] == 2:
-                    value = value.decode('ascii','replace')
+                    value = value.decode('ascii', 'replace')
                 data = value = b"" + value.encode('ascii', 'replace') + b"\0"
             else:
                 # integer data

mp_compile.py

@@ -54,19 +54,19 @@ def _mp_compile(self, sources, output_dir=None, macros=None,
 
 def install():
 
-    fl_pypy3 = hasattr(sys, 'pypy_version_info') and sys.version_info > (3,0)
+    fl_pypy3 = hasattr(sys, 'pypy_version_info') and sys.version_info > (3, 0)
     fl_win = sys.platform.startswith('win')
-    
+
     if fl_pypy3:
         # see https://github.com/travis-ci/travis-ci/issues/3587
         print("Single threaded build for pypy3")
         return
-    
+
     if fl_win:
         #windows barfs on multiprocessing installs
         print("Single threaded build for windows")
         return
-    
+
     if MAX_PROCS != 1:
         # explicitly don't enable if environment says 1 processor
         try:
@@ -75,9 +75,10 @@ def install():
             pool = Pool(2)
             CCompiler.compile = _mp_compile
         except Exception as msg:
-            print("Exception installing mp_compile, proceeding without: %s" % msg)
+            print("Exception installing mp_compile, proceeding without:"
+                  "%s" % msg)
     else:
-        print("Single threaded build, not installing mp_compile: %s processes" %
+        print("Single threaded build, not installing mp_compile:"
-              MAX_PROCS)
+              "%s processes" % MAX_PROCS)
 
 install()

setup.py

@@ -308,7 +308,7 @@ class pil_build_ext(build_ext):
         elif sys.platform.startswith("sunos5"):
                     _add_directory(library_dirs, "/opt/local/lib")
                     _add_directory(include_dirs, "/opt/local/include")
-		
+
         # FIXME: check /opt/stuff directories here?
 
         # locate tkinter libraries