[Python-checkins] cpython (merge 3.3 -> default): Issue #14783: Merge changes from 3.3.

[chris.jerdonek]

http://hg.python.org/cpython/rev/3773c98d9da8
changeset:   79589:3773c98d9da8
parent:      79586:d82a978dbb46
parent:      79588:365da47a6dc1
user:        Chris Jerdonek <chris.jerdonek at gmail.com>
date:        Sun Oct 07 15:02:16 2012 -0700
summary:
  Issue #14783: Merge changes from 3.3.

files:
  Doc/library/functions.rst |   3 ++-
  Misc/NEWS                 |   3 +++
  Objects/longobject.c      |  19 +++++++++++++------
  Objects/rangeobject.c     |   5 +++--
  Objects/sliceobject.c     |   3 ++-
  Objects/unicodeobject.c   |   3 ++-
  6 files changed, 25 insertions(+), 11 deletions(-)


diff --git a/Doc/library/functions.rst b/Doc/library/functions.rst
--- a/Doc/library/functions.rst
+++ b/Doc/library/functions.rst
@@ -1203,7 +1203,8 @@
 
 
 .. _func-str:
-.. function:: str([object[, encoding[, errors]]])
+.. function:: str(object='')
+              str(object[, encoding[, errors]])
 
    Return a string version of an object, using one of the following modes:
 
diff --git a/Misc/NEWS b/Misc/NEWS
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,9 @@
 Core and Builtins
 -----------------
 
+- Issue #14783: Improve int() docstring and switch docstrings for str(),
+  range(), and slice() to use multi-line signatures.
+
 - Upgrade Unicode data (UCD) to version 6.2.
 
 - Issue #15379: Fix passing of non-BMP characters as integers for the charmap
diff --git a/Objects/longobject.c b/Objects/longobject.c
--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -4847,13 +4847,20 @@
 };
 
 PyDoc_STRVAR(long_doc,
-"int(x[, base]) -> integer\n\
+"int(x=0) -> integer\n\
+int(x, base=10) -> integer\n\
 \n\
-Convert a string or number to an integer, if possible.  A floating\n\
-point argument will be truncated towards zero (this does not include a\n\
-string representation of a floating point number!)  When converting a\n\
-string, use the optional base.  It is an error to supply a base when\n\
-converting a non-string.");
+Convert a number or string to an integer, or return 0 if no arguments\n\
+are given.  If x is a number, return x.__int__().  For floating point\n\
+numbers, this truncates towards zero.\n\
+\n\
+If x is not a number or if base is given, then x must be a string,\n\
+bytes, or bytearray instance representing an integer literal in the\n\
+given base.  The literal can be preceded by '+' or '-' and be surrounded\n\
+by whitespace.  The base defaults to 10.  Valid bases are 0 and 2-36.\n\
+Base 0 means to interpret the base from the string as an integer literal.\n\
+>>> int('0b100', base=0)\n\
+4");
 
 static PyNumberMethods long_as_number = {
     (binaryfunc)long_add,       /*nb_add*/
diff --git a/Objects/rangeobject.c b/Objects/rangeobject.c
--- a/Objects/rangeobject.c
+++ b/Objects/rangeobject.c
@@ -136,7 +136,8 @@
 }
 
 PyDoc_STRVAR(range_doc,
-"range([start,] stop[, step]) -> range object\n\
+"range(stop) -> range object\n\
+range(start, stop[, step]) -> range object\n\
 \n\
 Returns a virtual sequence of numbers from start to stop by step.");
 
@@ -969,7 +970,7 @@
 {
     PyObject *start=NULL, *stop=NULL, *step=NULL;
     PyObject *range;
-    
+
     /* create a range object for pickling */
     start = PyLong_FromLong(r->start);
     if (start == NULL)
diff --git a/Objects/sliceobject.c b/Objects/sliceobject.c
--- a/Objects/sliceobject.c
+++ b/Objects/sliceobject.c
@@ -269,7 +269,8 @@
 }
 
 PyDoc_STRVAR(slice_doc,
-"slice([start,] stop[, step])\n\
+"slice(stop)\n\
+slice(start, stop[, step])\n\
 \n\
 Create a slice object.  This is used for extended slicing (e.g. a[0:10:2]).");
 
diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -14133,7 +14133,8 @@
 }
 
 PyDoc_STRVAR(unicode_doc,
-             "str(object[, encoding[, errors]]) -> str\n\
+"str(object='') -> str\n\
+str(bytes_or_buffer[, encoding[, errors]]) -> str\n\
 \n\
 Create a new string object from the given object. If encoding or\n\
 errors is specified, then the object must expose a data buffer\n\

-- 
Repository URL: http://hg.python.org/cpython