summaryrefslogtreecommitdiff
path: root/doc/FAQ.txt
diff options
context:
space:
mode:
authorscoder <none@none>2009-02-17 22:23:31 +0100
committerscoder <none@none>2009-02-17 22:23:31 +0100
commit3d0a630fc6af5075563ddb0d3d4dc57e6985210f (patch)
tree2f4227be3cec1795f8bd9581398bba6f3d45ed82 /doc/FAQ.txt
parent8ef13c9f39f97282020a05354c71d654e800d9f6 (diff)
downloadpython-lxml-3d0a630fc6af5075563ddb0d3d4dc57e6985210f.tar.gz
[svn r4099] r5021@delle: sbehnel | 2009-02-17 22:21:06 +0100
FAQ note on threading: use 2.2+ --HG-- branch : trunk
Diffstat (limited to 'doc/FAQ.txt')
-rw-r--r--doc/FAQ.txt18
1 files changed, 9 insertions, 9 deletions
diff --git a/doc/FAQ.txt b/doc/FAQ.txt
index 2527400e..88dbb7ba 100644
--- a/doc/FAQ.txt
+++ b/doc/FAQ.txt
@@ -612,7 +612,7 @@ Threading
Can I use threads to concurrently access the lxml API?
------------------------------------------------------
-Short answer: yes, if you use lxml 2.1 and later.
+Short answer: yes, if you use lxml 2.2 and later.
Since version 1.1, lxml frees the GIL (Python's global interpreter
lock) internally when parsing from disk and memory, as long as you use
@@ -634,14 +634,14 @@ most efficient if it was parsed in the same thread that executes it.
One way to achieve this is by caching stylesheets in thread-local
storage.
-Warning: Before lxml 2.1, there were issues when moving subtrees
-between different threads. If you need code to run with older
-versions, you should generally avoid modifying trees in other threads
-than the one it was generated in. Although this should work in many
-cases, there are certain scenarios where the termination of a thread
-that parsed a tree can crash the application if subtrees of this tree
-were moved to other documents. You should be on the safe side when
-passing trees between threads if you either
+Warning: Before lxml 2.2, there were various issues when moving
+subtrees between different threads. If you need code to run with
+older versions, you should generally avoid modifying trees in other
+threads than the one it was generated in. Although this should work
+in many cases, there are certain scenarios where the termination of a
+thread that parsed a tree can crash the application if subtrees of
+this tree were moved to other documents. You should be on the safe
+side when passing trees between threads if you either
- do not modify these trees and do not move their elements to other
trees, or