[Python-checkins] r63354 - in python/trunk: Lib/lib-old/repr.py Lib/repr.py Lib/reprlib.py Lib/test/test_py3kwarn.py Misc/NEWS

alexandre.vassalotti python-checkins at python.org
Fri May 16 08:37:57 CEST 2008


Author: alexandre.vassalotti
Date: Fri May 16 08:37:57 2008
New Revision: 63354

Log:
Renamed the repr module to reprlib.
Added stub module for repr.


Added:
   python/trunk/Lib/lib-old/repr.py
   python/trunk/Lib/reprlib.py
      - copied unchanged from r63325, /python/trunk/Lib/repr.py
Removed:
   python/trunk/Lib/repr.py
Modified:
   python/trunk/Lib/test/test_py3kwarn.py
   python/trunk/Misc/NEWS

Added: python/trunk/Lib/lib-old/repr.py
==============================================================================
--- (empty file)
+++ python/trunk/Lib/lib-old/repr.py	Fri May 16 08:37:57 2008
@@ -0,0 +1,7 @@
+from warnings import warnpy3k
+warnpy3k("The repr module has been renamed to 'reprlib' in Python 3.0",
+         stacklevel=2)
+
+from sys import modules
+import reprlib
+modules[__name__] = repr

Deleted: python/trunk/Lib/repr.py
==============================================================================
--- python/trunk/Lib/repr.py	Fri May 16 08:37:57 2008
+++ (empty file)
@@ -1,132 +0,0 @@
-"""Redo the builtin repr() (representation) but with limits on most sizes."""
-
-__all__ = ["Repr","repr"]
-
-import __builtin__
-from itertools import islice
-
-class Repr:
-
-    def __init__(self):
-        self.maxlevel = 6
-        self.maxtuple = 6
-        self.maxlist = 6
-        self.maxarray = 5
-        self.maxdict = 4
-        self.maxset = 6
-        self.maxfrozenset = 6
-        self.maxdeque = 6
-        self.maxstring = 30
-        self.maxlong = 40
-        self.maxother = 20
-
-    def repr(self, x):
-        return self.repr1(x, self.maxlevel)
-
-    def repr1(self, x, level):
-        typename = type(x).__name__
-        if ' ' in typename:
-            parts = typename.split()
-            typename = '_'.join(parts)
-        if hasattr(self, 'repr_' + typename):
-            return getattr(self, 'repr_' + typename)(x, level)
-        else:
-            s = __builtin__.repr(x)
-            if len(s) > self.maxother:
-                i = max(0, (self.maxother-3)//2)
-                j = max(0, self.maxother-3-i)
-                s = s[:i] + '...' + s[len(s)-j:]
-            return s
-
-    def _repr_iterable(self, x, level, left, right, maxiter, trail=''):
-        n = len(x)
-        if level <= 0 and n:
-            s = '...'
-        else:
-            newlevel = level - 1
-            repr1 = self.repr1
-            pieces = [repr1(elem, newlevel) for elem in islice(x, maxiter)]
-            if n > maxiter:  pieces.append('...')
-            s = ', '.join(pieces)
-            if n == 1 and trail:  right = trail + right
-        return '%s%s%s' % (left, s, right)
-
-    def repr_tuple(self, x, level):
-        return self._repr_iterable(x, level, '(', ')', self.maxtuple, ',')
-
-    def repr_list(self, x, level):
-        return self._repr_iterable(x, level, '[', ']', self.maxlist)
-
-    def repr_array(self, x, level):
-        header = "array('%s', [" % x.typecode
-        return self._repr_iterable(x, level, header, '])', self.maxarray)
-
-    def repr_set(self, x, level):
-        x = _possibly_sorted(x)
-        return self._repr_iterable(x, level, 'set([', '])', self.maxset)
-
-    def repr_frozenset(self, x, level):
-        x = _possibly_sorted(x)
-        return self._repr_iterable(x, level, 'frozenset([', '])',
-                                   self.maxfrozenset)
-
-    def repr_deque(self, x, level):
-        return self._repr_iterable(x, level, 'deque([', '])', self.maxdeque)
-
-    def repr_dict(self, x, level):
-        n = len(x)
-        if n == 0: return '{}'
-        if level <= 0: return '{...}'
-        newlevel = level - 1
-        repr1 = self.repr1
-        pieces = []
-        for key in islice(_possibly_sorted(x), self.maxdict):
-            keyrepr = repr1(key, newlevel)
-            valrepr = repr1(x[key], newlevel)
-            pieces.append('%s: %s' % (keyrepr, valrepr))
-        if n > self.maxdict: pieces.append('...')
-        s = ', '.join(pieces)
-        return '{%s}' % (s,)
-
-    def repr_str(self, x, level):
-        s = __builtin__.repr(x[:self.maxstring])
-        if len(s) > self.maxstring:
-            i = max(0, (self.maxstring-3)//2)
-            j = max(0, self.maxstring-3-i)
-            s = __builtin__.repr(x[:i] + x[len(x)-j:])
-            s = s[:i] + '...' + s[len(s)-j:]
-        return s
-
-    def repr_long(self, x, level):
-        s = __builtin__.repr(x) # XXX Hope this isn't too slow...
-        if len(s) > self.maxlong:
-            i = max(0, (self.maxlong-3)//2)
-            j = max(0, self.maxlong-3-i)
-            s = s[:i] + '...' + s[len(s)-j:]
-        return s
-
-    def repr_instance(self, x, level):
-        try:
-            s = __builtin__.repr(x)
-            # Bugs in x.__repr__() can cause arbitrary
-            # exceptions -- then make up something
-        except Exception:
-            return '<%s instance at %x>' % (x.__class__.__name__, id(x))
-        if len(s) > self.maxstring:
-            i = max(0, (self.maxstring-3)//2)
-            j = max(0, self.maxstring-3-i)
-            s = s[:i] + '...' + s[len(s)-j:]
-        return s
-
-
-def _possibly_sorted(x):
-    # Since not all sequences of items can be sorted and comparison
-    # functions may raise arbitrary exceptions, return an unsorted
-    # sequence in that case.
-    try:
-        return sorted(x)
-    except Exception:
-        return list(x)
-
-aRepr = Repr()
-repr = aRepr.repr

Modified: python/trunk/Lib/test/test_py3kwarn.py
==============================================================================
--- python/trunk/Lib/test/test_py3kwarn.py	(original)
+++ python/trunk/Lib/test/test_py3kwarn.py	Fri May 16 08:37:57 2008
@@ -210,7 +210,9 @@
 
     renames = {'copy_reg': 'copyreg', 'Queue': 'queue',
                'SocketServer': 'socketserver',
-               'ConfigParser': 'configparser'}
+               'ConfigParser': 'configparser',
+               'repr': 'reprlib',
+               }
 
     def check_rename(self, module_name, new_module_name):
         """Make sure that:

Modified: python/trunk/Misc/NEWS
==============================================================================
--- python/trunk/Misc/NEWS	(original)
+++ python/trunk/Misc/NEWS	Fri May 16 08:37:57 2008
@@ -37,6 +37,9 @@
 Library
 -------
 
+- The repr module has been renamed 'reprlib'.  The old name is now
+  deprecated.
+
 - The statvfs module has been deprecated for removal in Python 3.0.
 
 - The sunaudiodev and SUNAUDIODEV modules have been deprecated for removal in


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