Merge pull request #1152 from hugovk/1104

Fix: Cannot identify EPS images

PIL/EpsImagePlugin.py

@@ -275,13 +275,13 @@ class EpsImageFile(ImageFile.ImageFile):
 
             s = fp.readline().strip('\r\n')
 
-            if s[0] != "%":
+            if s[:1] != "%":
                 break
 
         #
         # Scan for an "ImageData" descriptor
 
-        while s[0] == "%":
+        while s[:1] == "%":
 
             if len(s) > 255:
                 raise SyntaxError("not an EPS file")

Tests/test_file_eps.py

@@ -223,6 +223,21 @@ class TestFileEps(PillowTestCase):
 
             self._test_readline_file_psfile(s, ending)
 
+    def test_open_eps(self):
+        # https://github.com/python-pillow/Pillow/issues/1104
+        # Arrange
+        FILES = ["Tests/images/illu10_no_preview.eps",
+                 "Tests/images/illu10_preview.eps",
+                 "Tests/images/illuCS6_no_preview.eps",
+                 "Tests/images/illuCS6_preview.eps"]
+
+        # Act
+        for filename in FILES:
+            img = Image.open(filename)
+
+        # Assert
+        self.assertEqual(img.mode, "RGB")
+
 
 if __name__ == '__main__':
     unittest.main()