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Wed Sep 6 12:14:09 CEST 2006 · https://mail.python.org/pipermail/python-dev/2006-September/068661.html

Fernando Perez wrote:
> 
> These enormous numbers of calls are the origin of the slowdown, and the more
> modules have been imported, the worse it gets.

--- /exp/lib/python2.5/inspect.py	2006-08-28 11:53:36.000000000 +0200
+++ inspect.py	2006-09-06 12:10:45.000000000 +0200
@@ -444,7 +444,8 @@
      in the file and the line number indexes a line in that list.  An 
IOError
      is raised if the source code cannot be retrieved."""
      file = getsourcefile(object) or getfile(object)
-    module = getmodule(object)
+    #module = getmodule(object)
+    module = None
      if module:
          lines = linecache.getlines(file, module.__dict__)
      else:

The problem seems to originate from the module=getmodule(object) in 
findsource. If I outcomment that code (or rather do a module=None),
things seem to be back as normal. (linecache.getlines has been called 
with a None module in python 2.4's inspect.py).

- Ralf



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Showing content from https://mail.python.org/pipermail/python-dev/2006-September/068661.html below:

[Python-Dev] inspect.py very slow under 2.5