On Sun, Apr 26, 2015 at 12:27 AM, Loïc Gouarin <loic.goua...@gmail.com> wrote: > Hi, > > I would like to parse a string expression like that > > from sympy.parsing.sympy_parser import parse_expr > parse_expr("m[0][0]") > > But I have an error with 'Symbol' object does not support indexing. > > If I do > > sympy.Symbol("m[0][0]") > > everything is ok. > > I try to write my own transformation funtion that takes the "m[x][y]" and > creates a Symbol and add it to the standard_transformations in parse_expr > but the problem is still the same because the problem is in auto_symbol and > it parses again my string 'm[x][y]'.
Does it work if you transform it literally to sympy.Symbol("m[0][0]")? Aaron Meurer > > Could you tell me how I can do that ? > > Thanks, > Loic > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to sympy+unsubscr...@googlegroups.com. > To post to this group, send email to sympy@googlegroups.com. > Visit this group at http://groups.google.com/group/sympy. > To view this discussion on the web visit > https://groups.google.com/d/msgid/sympy/b23973b8-0d28-4bf4-b863-404af71458d9%40googlegroups.com. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to sympy+unsubscr...@googlegroups.com. To post to this group, send email to sympy@googlegroups.com. Visit this group at http://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CAKgW%3D6Jc48tEP1ZpLFGMOQ0KSnQfebVaHLqHRVPcoL6e4dSwXQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.