Crate ptb_reader

Enums

PTBTree

Arbitrarily wide recursive trees of String.

Functions

parse_ptb_dir	Parse any directory containing *.mrg files.
parse_ptb_file	Parse a PTB file.
parse_ptb_sample_dir	Parse the free PTB sample files (wsj_0001.mrg to wsj_0199.mrg).
parse_ptb_sections	Parse {mergeddir}/{section}/*.mrg files.
parse_ptbtree	Parse a single tree.
parse_ptbtrees	Parse a string of multiple trees.
parse_spmrl_ptb_file	Parse a single-bracketed, 1-per-line PTB file (SPMRL file format), removing morph tags on non-terminals and replacing underscores with --- in NTs! If remove_after_dash is set to True, it will even remove everything after a dash (this is applied before the underscore-replacing, of course).