syntax_data: {"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"\"print"}]}
source_snippet:         "print some statistics about AST and HIR (default: no)"),
context_before:     input_stats: bool = (false, parse_bool, [UNTRACKED],
context_after:     instrument_mcount: bool = (false, parse_bool, [TRACKED],