[Python-checkins] cpython (merge 3.5 -> default): Merge from 3.5

[andrew.kuchling]

https://hg.python.org/cpython/rev/615003dd0691
changeset:   96554:615003dd0691
parent:      96548:5fa77372e675
parent:      96553:98235f07e5ea
user:        Andrew Kuchling <amk at amk.ca>
date:        Mon Jun 08 17:19:05 2015 -0400
summary:
  Merge from 3.5

files:
  Doc/tutorial/stdlib.rst  |  31 +++++++++++++++++++++------
  Doc/tutorial/whatnow.rst |  16 +++++++-------
  2 files changed, 32 insertions(+), 15 deletions(-)


diff --git a/Doc/tutorial/stdlib.rst b/Doc/tutorial/stdlib.rst
--- a/Doc/tutorial/stdlib.rst
+++ b/Doc/tutorial/stdlib.rst
@@ -140,6 +140,18 @@
    >>> random.randrange(6)    # random integer chosen from range(6)
    4
 
+The :mod:`statistics` module calculates basic statistical properties
+(the mean, median, variance, etc.) of numeric data::
+
+    >>> import statistics
+    >>> data = [2.75, 1.75, 1.25, 0.25, 0.5, 1.25, 3.5]
+    >>> statistics.mean(data)
+    1.6071428571428572
+    >>> statistics.median(data)
+    1.25
+    >>> statistics.variance(data)
+    1.3720238095238095
+
 The SciPy project <http://scipy.org> has many other modules for numerical
 computations.
 
@@ -311,13 +323,18 @@
   (including attachments) and for implementing internet encoding and header
   protocols.
 
-* The :mod:`xml.dom` and :mod:`xml.sax` packages provide robust support for
-  parsing this popular data interchange format. Likewise, the :mod:`csv` module
-  supports direct reads and writes in a common database format. Together, these
-  modules and packages greatly simplify data interchange between Python
-  applications and other tools.
+* The :mod:`json` package provides robust support for parsing this
+  popular data interchange format.  The :mod:`csv` module supports
+  direct reading and writing of files in Comma-Separated Value format,
+  commonly supported by databases and spreadsheets.  XML processing is
+  supported by the :mod:`xml.etree.ElementTree`, :mod:`xml.dom` and
+  :mod:`xml.sax` packages. Together, these modules and packages
+  greatly simplify data interchange between Python applications and
+  other tools.
+
+* The :mod:`sqlite3` module is a wrapper for the SQLite database
+  library, providing a persistent database that can be updated and
+  accessed using slightly nonstandard SQL syntax.
 
 * Internationalization is supported by a number of modules including
   :mod:`gettext`, :mod:`locale`, and the :mod:`codecs` package.
-
-
diff --git a/Doc/tutorial/whatnow.rst b/Doc/tutorial/whatnow.rst
--- a/Doc/tutorial/whatnow.rst
+++ b/Doc/tutorial/whatnow.rst
@@ -48,6 +48,9 @@
   Particularly notable contributions are collected in a book also titled Python
   Cookbook (O'Reilly & Associates, ISBN 0-596-00797-3.)
 
+* http://www.pyvideo.org collects links to Python-related videos from
+  conferences and user-group meetings.
+
 * http://scipy.org: The Scientific Python project includes modules for fast
   array computations and manipulations plus a host of packages for such
   things as linear algebra, Fourier transforms, non-linear solvers,
@@ -57,14 +60,11 @@
 :newsgroup:`comp.lang.python`, or send them to the mailing list at
 python-list at python.org.  The newsgroup and mailing list are gatewayed, so
 messages posted to one will automatically be forwarded to the other.  There are
-around 120 postings a day (with peaks up to several hundred), asking (and
+hundreds of postings a day, asking (and
 answering) questions, suggesting new features, and announcing new modules.
-Before posting, be sure to check the list of :ref:`Frequently Asked Questions
-<faq-index>` (also called the FAQ).
 Mailing list archives are available at https://mail.python.org/pipermail/.
-The FAQ answers many of the questions that come up again and again,
-and may already contain the solution for your problem.
 
-.. Postings figure based on average of last six months activity as
-   reported by www.egroups.com; Jan. 2000 - June 2000: 21272 msgs / 182
-   days = 116.9 msgs / day and steadily increasing. (XXX up to date figures?)
+Before posting, be sure to check the list of
+:ref:`Frequently Asked Questions <faq-index>` (also called the FAQ).  The
+FAQ answers many of the questions that come up again and again, and may
+already contain the solution for your problem.

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