python-checkins at python
May 1, 2012, 7:55 AM
Post #1 of 1
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peps: Improved wording on regular package performance.
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http://hg.python.org/peps/rev/4f0334a2e532
changeset: 4340:4f0334a2e532
user: Eric V. Smith <eric [at] trueblade>
date: Tue May 01 10:55:21 2012 -0400
summary:
Improved wording on regular package performance.
files:
pep-0420.txt | 13 +++++++------
1 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/pep-0420.txt b/pep-0420.txt
--- a/pep-0420.txt
+++ b/pep-0420.txt
@@ -172,12 +172,13 @@
At PyCon 2012, we had a discussion about namespace packages at which
PEP 382 and PEP 402 were rejected, to be replaced by this PEP [2]_.
-There is no intention to remove support of regular packages. If there
-is no intention that a package is a namespace package, then there is a
-performance advantage to it being a regular package. Creation and
-loading of the package can take place once it is located along the
-path. With namespace packages, all entries in the path must be
-scanned.
+There is no intention to remove support of regular packages. If a
+developer knows that her package will never be a portion of a
+namespace package, then there is a performance advantage to it being a
+regular package (with an ``__init__.py``). Creation and loading of a
+regular package can take place immediately when it is located along
+the path. With namespace packages, all entries in the path must be
+scanned before the package is created.
Note that an ImportWarning will no longer be raised for a directory
lacking an ``__init__.py`` file. Such a directory will now be
--
Repository URL: http://hg.python.org/peps
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