Which tool to use to parse programming languages in Python?

Question

Which Python tool can you recommend to parse programming languages? It should allow for a readable representation of the language grammar inside the source, and it should be abl

Answer 1

pyPEG (a tool I authored) has a tracing facility for error reporting.

Just set pyPEG.print_trace = True and pyPEG will give you a full trace of what's happening inside.