1 files changed, 44 insertions, 0 deletions
diff --git a/tablib/packages/xlrd/timemachine.py b/tablib/packages/xlrd/timemachine.py
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+++ b/tablib/packages/xlrd/timemachine.py
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+# -*- coding: cp1252 -*-
+
+##
+# <p>Copyright © 2006-2008 Stephen John Machin, Lingfo Pty Ltd</p>
+# <p>This module is part of the xlrd package, which is released under a BSD-style licence.</p>
+##
+
+# timemachine.py -- adaptation for earlier Pythons e.g. 2.1
+# usage: from timemachine import *
+
+# 2008-02-08 SJM Generalised method of detecting IronPython
+
+import sys
+
+python_version = sys.version_info[:2] # e.g. version 2.4 -> (2, 4)
+
+CAN_PICKLE_ARRAY = python_version >= (2, 5)
+CAN_SUBCLASS_BUILTIN = python_version >= (2, 2)
+
+if sys.version.find("IronPython") >= 0:
+    array_array = None
+else:
+    from array import array as array_array
+
+if python_version < (2, 2):
+    class object:
+        pass
+    False = 0
+    True = 1
+
+def int_floor_div(x, y):
+    return divmod(x, y)[0]
+
+def intbool(x):
+    if x:
+        return 1
+    return 0
+
+if python_version < (2, 3):
+    def sum(sequence, start=0):
+        tot = start
+        for item in aseq:
+            tot += item
+        return tot