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authorChris McDonough <chrism@plope.com>2013-03-18 16:01:43 -0700
committerChris McDonough <chrism@plope.com>2013-03-18 16:01:43 -0700
commit881feb9c25b5c16d05e5ae9f3384eded1231fe59 (patch)
tree812ba136637b4b46655455b2a357d638ef505f10 /docs/narr/logging.rst
parentc7a06f41d56d076dc979d800388c8befc1b8e5e5 (diff)
parentfc9dfbae2a76732ee8d027825fac28dbfd57e581 (diff)
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Merge branch 'master' of github.com:Pylons/pyramid
Diffstat (limited to 'docs/narr/logging.rst')
-rw-r--r--docs/narr/logging.rst43
1 files changed, 22 insertions, 21 deletions
diff --git a/docs/narr/logging.rst b/docs/narr/logging.rst
index f4c38abb6..3b903be4d 100644
--- a/docs/narr/logging.rst
+++ b/docs/narr/logging.rst
@@ -22,25 +22,23 @@ Logging Configuration
---------------------
A :app:`Pyramid` project created from a :term:`scaffold` is configured to
-allow you to send messages to `Python standard library logging package
-<http://docs.python.org/library/logging.html>`_ loggers from within your
+allow you to send messages to :mod:`Python standard library logging package
+<logging>` loggers from within your
application. In particular, the :term:`PasteDeploy` ``development.ini`` and
``production.ini`` files created when you use a scaffold include a basic
configuration for the Python :mod:`logging` package.
-PasteDeploy ``.ini`` files use the Python standard library `ConfigParser
-format <http://docs.python.org/lib/module-ConfigParser.html>`_; this the same
-format used as the Python `logging module's Configuration file format
-<http://docs.python.org/lib/logging-config-fileformat.html>`_. The
-application-related and logging-related sections in the configuration file
+PasteDeploy ``.ini`` files use the Python standard library :mod:`ConfigParser
+format <ConfigParser>`; this is the same format used as the Python
+:ref:`logging module's Configuration file format <logging-config-fileformat>`.
+The application-related and logging-related sections in the configuration file
can coexist peacefully, and the logging-related sections in the file are used
from when you run ``pserve``.
The ``pserve`` command calls the :func:`pyramid.paster.setup_logging`
-function, a thin wrapper around the `logging.fileConfig
-<http://docs.python.org/lib/logging-config-api.html>`_ using the specified
-ini file if it contains a ``[loggers]`` section (all of the
-scaffold-generated ``.ini`` files do). ``setup_logging`` reads the
+function, a thin wrapper around the :func:`logging.config.fileConfig`
+using the specified ``.ini`` file if it contains a ``[loggers]`` section
+(all of the scaffold-generated ``.ini`` files do). ``setup_logging`` reads the
logging configuration from the ini file upon which ``pserve`` was
invoked.
@@ -334,7 +332,7 @@ To this:
mypyramidapp
Using PasteDeploy this way to form and serve a pipeline is equivalent to
-wrapping your app in a TransLogger instance via the bottom the ``main``
+wrapping your app in a TransLogger instance via the bottom of the ``main``
function of your project's ``__init__`` file:
.. code-block:: python
@@ -350,7 +348,7 @@ called with no arguments, so it 'just works' in environments that don't
configure logging. Since we've configured our own logging handlers, we need
to disable that option via ``setup_console_handler = False``.
-With the filter in place, TransLogger's logger (named the 'wsgi' logger) will
+With the filter in place, TransLogger's logger (named the ``wsgi`` logger) will
propagate its log messages to the parent logger (the root logger), sending
its output to the console when we request a page:
@@ -364,14 +362,18 @@ its output to the console when we request a page:
Firefox/2.0.0.6"
To direct TransLogger to an ``access.log`` FileHandler, we need to add that
-FileHandler to the wsgi logger's list of handlers:
+FileHandler to the list of handlers (named ``accesslog``), and ensure that the
+``wsgi`` logger is configured and uses this handler accordingly:
.. code-block:: ini
# Begin logging configuration
- [loggers]
- keys = root, myapp, wsgi
+ [loggers]
+ keys = root, myapp, wsgi
+
+ [handlers]
+ keys = console, accesslog
[logger_wsgi]
level = INFO
@@ -387,20 +389,19 @@ FileHandler to the wsgi logger's list of handlers:
As mentioned above, non-root loggers by default propagate their log records
to the root logger's handlers (currently the console handler). Setting
-``propagate`` to 0 (false) here disables this; so the ``wsgi`` logger directs
-its records only to the ``accesslog`` handler.
+``propagate`` to ``0`` (``False``) here disables this; so the ``wsgi`` logger
+directs its records only to the ``accesslog`` handler.
Finally, there's no need to use the ``generic`` formatter with TransLogger as
TransLogger itself provides all the information we need. We'll use a
-formatter that passes-through the log messages as is:
+formatter that passes-through the log messages as is. Add a new formatter
+called ``accesslog`` by include the following in your configuration file:
.. code-block:: ini
[formatters]
keys = generic, accesslog
-.. code-block:: ini
-
[formatter_accesslog]
format = %(message)s