Am Thu, 20 Sep 2012 13:38:45 +0200 schrieb Willie WY Wong <wong...@member.ams.org>:
> On Wed, Sep 19, 2012 at 09:08:52AM +0200, Penguin Lover Marc Joliet squawked: > > 2.) The full blown interactive solution: IPython. You can create a session > > and > > configure which modules you want preloaded via startup scripts. This is > > overkill for what you want, I think, but IPython is a much nicer interactive > > Python interpreter than python itself. For instance, you can reuse previous > > outputs, e.g. "Out[2]", to get the output from the third command you entered > > (indexing starts at 0). Inputs can be similarly recalled by referencing > > "In[i]". > > Yes, I recommend ipython too. > > > 3.) Put the "import" line in its own file and put it in the variable > > PYTHONSTARTUP, e.g. "export PYTHONSTARTUP=/path/to/my/script.py". Python > > executes it's contents before presenting the prompt, so you can put whatever > > imports you want in that script. It's simple, and if the python interpreter > > is > > enough for you, then I'd go with this. > > > > There are probably more possibilities, but this is what I can think of right > > now. > > Unless you want to load the math module every single time you start > Python, it is perhaps better to create an alias (say, python-calc) > in bash (or shell of your choice) using the `-i' option of python > like > alias python-calc='python -i loadmath.py' > or if you only need one single command > alias python-calc='python -i -c "from math import *"' > which will give you an interactive session with the math functions > preloaded. You are right, exporting PYTHONSTARTUP globally for something like this in the bashrc would in this case be stupid, or at least wasteful. I like your alias version better :) . > Cheers, > > W Greetings -- Marc Joliet -- "People who think they know everything really annoy those of us who know we don't" - Bjarne Stroustrup
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