[yt-svn] commit/yt-doc: 2 new changesets

[commits-noreply at bitbucket.org]

2 new commits in yt-doc:

https://bitbucket.org/yt_analysis/yt-doc/commits/41b7d2bf77a1/
Changeset:   41b7d2bf77a1
User:        jsoishi
Date:        2013-05-31 21:23:06
Summary:     added is_root() to documentation.
Affected #:  2 files

diff -r 3c39d10238dbb3780516d8263a3a9cc38efad59e -r 41b7d2bf77a18d432208eedc2b227c2f74b34494 source/advanced/parallel_computation.rst
--- a/source/advanced/parallel_computation.rst
+++ b/source/advanced/parallel_computation.rst
@@ -81,9 +81,14 @@
 operate on a grid-by-grid decomposed basis.  In ``yt`` version 1.5 and the
 trunk, this has recently been set to be the default.
 
-.. warning:: If you manually interact with the filesystem, not through YT, you
-   will have to ensure that you only execute your functions on the root
-   processor.  You can do this with the function :func:`only_on_root`.
+.. warning:: If you manually interact with the filesystem via
+   functions, not through YT, you will have to ensure that you only
+   execute these functions on the root processor.  You can do this
+   with the function :func:`only_on_root`. If you have only a few
+   lines of code that interact with the filesystem
+   (e.g. ``pyplot.savefig('blah.png')``), you can wrap them in an if
+   statement, using yt's :func:`is_root` which returns True only for
+   the root process.
 
 yt.pmods
 --------

diff -r 3c39d10238dbb3780516d8263a3a9cc38efad59e -r 41b7d2bf77a18d432208eedc2b227c2f74b34494 source/cookbook/time_series.py
--- a/source/cookbook/time_series.py
+++ b/source/cookbook/time_series.py
@@ -35,7 +35,8 @@
     times.append(t)
     entrs.append(e)
 
-plt.semilogy(times, entrs, 'x-')
-plt.xlabel("Time")
-plt.ylabel("Entropy")
-plt.savefig("time_versus_entropy.png")
+if is_root():
+    plt.semilogy(times, entrs, 'x-')
+    plt.xlabel("Time")
+    plt.ylabel("Entropy")
+    plt.savefig("time_versus_entropy.png")


https://bitbucket.org/yt_analysis/yt-doc/commits/aa42eb07c721/
Changeset:   aa42eb07c721
User:        jsoishi
Date:        2013-05-31 21:32:45
Summary:     added a link to the cookbook recipe
Affected #:  1 file

diff -r 41b7d2bf77a18d432208eedc2b227c2f74b34494 -r aa42eb07c72160460f230d98f43f2398aa19546e source/advanced/parallel_computation.rst
--- a/source/advanced/parallel_computation.rst
+++ b/source/advanced/parallel_computation.rst
@@ -88,7 +88,8 @@
    lines of code that interact with the filesystem
    (e.g. ``pyplot.savefig('blah.png')``), you can wrap them in an if
    statement, using yt's :func:`is_root` which returns True only for
-   the root process.
+   the root process. See :ref:`cookbook-time-series-analysis` for
+   an example.
 
 yt.pmods
 --------

Repository URL: https://bitbucket.org/yt_analysis/yt-doc/

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