[Zope-Checkins] CVS: Zope3/lib/python/Zope/ZTUtils - Iterator.py:1.2 __init__.py:1.2

[Jim Fulton]

Update of /cvs-repository/Zope3/lib/python/Zope/ZTUtils
In directory cvs.zope.org:/tmp/cvs-serv20468/lib/python/Zope/ZTUtils

Added Files:
	Iterator.py __init__.py 
Log Message:
Merged Zope-3x-branch into newly forked Zope3 CVS Tree.

=== Zope3/lib/python/Zope/ZTUtils/Iterator.py 1.1 => 1.2 ===
+#
+# Copyright (c) 2001, 2002 Zope Corporation and Contributors.
+# All Rights Reserved.
+# 
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.0 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+# 
+##############################################################################
+__doc__='''Iterator class
+
+$Id$'''
+__version__='$Revision$'[11:-2]
+
+class Iterator:
+    '''Simple Iterator class'''
+
+    __allow_access_to_unprotected_subobjects__ = 1
+    
+    def __init__(self, seq):
+        self.seq = seq
+        self.nextIndex = 0
+
+    def next(self):
+        i = self.nextIndex
+        try:
+            self.seq[i]
+        except IndexError:
+            return 0
+        self.index = i
+        self.nextIndex = i+1
+        return 1
+
+    def number(self): return self.nextIndex
+
+    def even(self): return not self.index % 2
+
+    def odd(self): return self.index % 2
+
+    def letter(self, base=ord('a'), radix=26):
+        index = self.index
+        s = ''
+        while 1:
+            index, off = divmod(index, radix)
+            s = chr(base + off) + s
+            if not index: return s
+
+    def Letter(self):
+        return self.letter(base=ord('A'))
+
+    def Roman(self, rnvalues=(
+                    (1000,'M'),(900,'CM'),(500,'D'),(400,'CD'),
+                    (100,'C'),(90,'XC'),(50,'L'),(40,'XL'),
+                    (10,'X'),(9,'IX'),(5,'V'),(4,'IV'),(1,'I')) ):
+        n = self.index + 1
+        s = ''
+        for v, r in rnvalues:
+            rct, n = divmod(n, v)
+            s = s + r * rct
+        return s
+
+    def roman(self):
+        return self.Roman.lower()
+
+    def start(self): return self.nextIndex == 1
+
+    def end(self):
+        try: self.seq[self.nextIndex]
+        except IndexError: return 1
+        return 0
+
+    def item(self):
+        return self.seq[self.index]
+
+    def length(self):
+        return len(self.seq)
+


=== Zope3/lib/python/Zope/ZTUtils/__init__.py 1.1 => 1.2 ===
+#
+# Copyright (c) 2001, 2002 Zope Corporation and Contributors.
+# All Rights Reserved.
+# 
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.0 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+# 
+##############################################################################
+"""Zope 3 compatible ZTUtils."""
+
+from Iterator import Iterator