On Sun, Sep 27, 2009 at 12:14 PM, Peng Yu <pengyu...@gmail.com> wrote: > On Sat, Sep 26, 2009 at 2:05 PM, Robert Kern <robert.k...@gmail.com> wrote: >> On 2009-09-26 09:32 AM, Peng Yu wrote: >>> >>> Hi, >>> >>> I am looking for a method in python that is similar to the function >>> str() in R, if you are familiar with R, >>> >>> If you have no idea of R, what I want is to print the class >>> information of an object and the values of its members. Overloading >>> '__expr__' and '__repr__' then using 'print' can sort of do what I >>> want. But not quite. For example, if I have a list of many elements, I >>> don't want to print all the elements. R's str() function can >>> automatically take care of this issue. It also has other advantages, I >>> am wondering if there is something similar available in python? >> >> I use Armin Ronacher's pretty.py as a pluggable pretty-printer. You can plug >> into its logic to implement these kinds of tools. >> >> http://dev.pocoo.org/hg/sandbox/file/tip/pretty > > But I want an even simpler solution. I don't want the user to define > __pretty__. Is there a tool that can automatically print the content > of an object without defining such a member function like __pretty__. > > Regards, > Peng
Have you examined the pprint module? http://docs.python.org/library/pprint.html The repr module might also be of interest: http://docs.python.org/library/repr.html HTH, ~Simon -- http://mail.python.org/mailman/listinfo/python-list