From 5d86cfd98437eaa2b84b07ba19d51d50d64bc53f Mon Sep 17 00:00:00 2001
From: Walter Purcaro <vuolter@users.noreply.github.com>
Date: Tue, 12 May 2015 14:07:48 +0200
Subject: Missing optional lib

---
 lib/Python/Lib/PIL/ImageMode.py | 52 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 lib/Python/Lib/PIL/ImageMode.py

(limited to 'lib/Python/Lib/PIL/ImageMode.py')

diff --git a/lib/Python/Lib/PIL/ImageMode.py b/lib/Python/Lib/PIL/ImageMode.py
new file mode 100644
index 000000000..295069108
--- /dev/null
+++ b/lib/Python/Lib/PIL/ImageMode.py
@@ -0,0 +1,52 @@
+#
+# The Python Imaging Library.
+# $Id$
+#
+# standard mode descriptors
+#
+# History:
+# 2006-03-20 fl   Added
+#
+# Copyright (c) 2006 by Secret Labs AB.
+# Copyright (c) 2006 by Fredrik Lundh.
+#
+# See the README file for information on usage and redistribution.
+#
+
+# mode descriptor cache
+_modes = {}
+
+
+##
+# Wrapper for mode strings.
+
+class ModeDescriptor:
+
+    def __init__(self, mode, bands, basemode, basetype):
+        self.mode = mode
+        self.bands = bands
+        self.basemode = basemode
+        self.basetype = basetype
+
+    def __str__(self):
+        return self.mode
+
+
+##
+# Gets a mode descriptor for the given mode.
+
+def getmode(mode):
+    if not _modes:
+        # initialize mode cache
+        from PIL import Image
+        # core modes
+        for m, (basemode, basetype, bands) in Image._MODEINFO.items():
+            _modes[m] = ModeDescriptor(m, bands, basemode, basetype)
+        # extra experimental modes
+        _modes["LA"] = ModeDescriptor("LA", ("L", "A"), "L", "L")
+        _modes["PA"] = ModeDescriptor("PA", ("P", "A"), "RGB", "L")
+        # mapping modes
+        _modes["I;16"] = ModeDescriptor("I;16", "I", "L", "L")
+        _modes["I;16L"] = ModeDescriptor("I;16L", "I", "L", "L")
+        _modes["I;16B"] = ModeDescriptor("I;16B", "I", "L", "L")
+    return _modes[mode]
-- 
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