pyshyacc.py 文件源码

def parse(input, eof=False, debug=False):
    """Parse a whole script at once and return the generated AST and unconsumed
    data in a tuple.

    NOTE: eof is probably meaningless for now, the parser being unable to work
    in pull mode. It should be set to True.
    """
    lexer = pyshlex.PLYLexer()
    remaining = lexer.add(input, eof)
    if lexer.is_empty():
        return [], remaining
    if debug:
        debug = 2
    return yacc.parse(lexer=lexer, debug=debug), remaining

#-------------------------------------------------------------------------------
# AST rendering helpers
#-------------------------------------------------------------------------------