From 0ce9a29f83bb9c87df04f49b5e927d7a6aa4c53c Mon Sep 17 00:00:00 2001
From: Quentin Pradet <quentin@clustree.com>
Date: Tue, 6 Mar 2018 11:23:32 +0400
Subject: [PATCH] Fix colorspace determinism with OrderedDict

---
 pdfminer/pdfcolor.py | 27 +++++++++++++--------------
 1 file changed, 13 insertions(+), 14 deletions(-)

diff --git a/pdfminer/pdfcolor.py b/pdfminer/pdfcolor.py
index 6fe6eaa..582e34d 100644
--- a/pdfminer/pdfcolor.py
+++ b/pdfminer/pdfcolor.py
@@ -1,4 +1,4 @@
-
+import collections
 from .psparser import LIT
 
 import six #Python 2+3 compatibility
@@ -21,17 +21,16 @@ class PDFColorSpace(object):
         return '<PDFColorSpace: %s, ncomponents=%d>' % (self.name, self.ncomponents)
 
 
-PREDEFINED_COLORSPACE = {}
-for (name, n) in six.iteritems({
-    'CalRGB': 3,
-    'CalGray': 1,
-    'Lab': 3,
-    'DeviceRGB': 3,
-    'DeviceCMYK': 4,
-    'DeviceGray': 1,
-    'Separation': 1,
-    'Indexed': 1,
-    'Pattern': 1,
-}) :
+PREDEFINED_COLORSPACE = collections.OrderedDict()
+for (name, n) in [
+    ('CalRGB', 3),
+    ('CalGray', 1),
+    ('Lab', 3),
+    ('DeviceRGB', 3),
+    ('DeviceCMYK', 4),
+    ('DeviceGray', 1),
+    ('Separation', 1),
+    ('Indexed', 1),
+    ('Pattern', 1),
+]:
     PREDEFINED_COLORSPACE[name]=PDFColorSpace(name, n)
-    
\ No newline at end of file