[IPython-User] Kernprof in ipython 0.11?

Robert Kern robert.kern@gmail....
Wed Sep 21 18:06:55 CDT 2011


On 9/20/11 9:08 AM, Johann Cohen-Tanugi wrote:
> Hi Robert,
>
> On 09/02/2011 04:08 AM, Robert Kern wrote:
>> On 9/1/11 7:07 AM, reckoner wrote:
>>> Will the exceptional kernprof module make it into IPython 0.11 as a magic?
>> Not distributed *with* IPython, no. It's easy to configure IPython 0.11 to add
>> its %lprun magic, though. Just make a file line_profiler_ext.py in your
>> ~/.ipython/extensions/ directory:
>>
>>      import line_profiler
>>      def load_ipython_extension(ip):
>>          ip.define_magic('lprun', line_profiler.magic_lprun)
>>
>> Then add it to your list of extensions in your ipython_config.py:
>>
>> # A list of dotted module names of IPython extensions to load.
>> c.TerminalIPythonApp.extensions = [
>>        'line_profiler_ext',
>> ]
>>
> I just tried that, and I get :
> In [1]: %lprun -f polylog.polylog(2,0.5)
> ---------------------------------------------------------------------------
> ImportError                               Traceback (most recent call last)
> /home/cohen/<ipython-input-1-4a7604b1bbac>  in<module>()
> ---->  1 get_ipython().magic(u"lprun -f polylog.polylog(2,0.5)")
>
> /usr/local/lib/python2.6/dist-packages/ipython-0.11-py2.6.egg/IPython/core/interactiveshell.pyc
> in magic(self, arg_s, next_input)
>      1892                 self._magic_locals = sys._getframe(1).f_locals
>      1893             with self.builtin_trap:
> ->  1894                 result = fn(magic_args)
>      1895             # Ensure we're not keeping object references around:
>
>      1896             self._magic_locals = {}
>
> /usr/local/lib/python2.6/dist-packages/line_profiler-1.0b2-py2.6-linux-i686.egg/line_profiler.pyc
> in magic_lprun(self, parameter_s)
>       166     """
>       167     # Local import to avoid hard dependency.
>
> -->  168     from IPython.genutils import page
>       169     from IPython.ipstruct import Struct
>       170     from IPython.ipapi import UsageError
>
> ImportError: No module named genutils

Oh, I guess I need to update the imports to match the refactoring, then. 
Bother.

-- 
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
  that is made terrible by our own mad attempt to interpret it as though 
it had
  an underlying truth."
   -- Umberto Eco



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