diff options
Diffstat (limited to 'ext/ply/example/BASIC/basparse.py')
| -rw-r--r-- | ext/ply/example/BASIC/basparse.py | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/ext/ply/example/BASIC/basparse.py b/ext/ply/example/BASIC/basparse.py index 930af9a22..ccdeb16b6 100644 --- a/ext/ply/example/BASIC/basparse.py +++ b/ext/ply/example/BASIC/basparse.py @@ -39,12 +39,12 @@ def p_program_error(p): p[0] = None p.parser.error = 1 -#### Format of all BASIC statements. +#### Format of all BASIC statements. def p_statement(p): '''statement : INTEGER command NEWLINE''' if isinstance(p[2],str): - print p[2],"AT LINE", p[1] + print("%s %s %s" % (p[2],"AT LINE", p[1])) p[0] = None p.parser.error = 1 else: @@ -68,7 +68,7 @@ def p_statement_blank(p): def p_statement_bad(p): '''statement : INTEGER error NEWLINE''' - print "MALFORMED STATEMENT AT LINE", p[1] + print("MALFORMED STATEMENT AT LINE %s" % p[1]) p[0] = None p.parser.error = 1 @@ -121,7 +121,7 @@ def p_command_print_bad(p): #### Optional ending on PRINT. Either a comma (,) or semicolon (;) def p_optend(p): - '''optend : COMMA + '''optend : COMMA | SEMI |''' if len(p) == 2: @@ -188,7 +188,7 @@ def p_optstep(p): p[0] = None #### NEXT statement - + def p_command_next(p): '''command : NEXT ID''' @@ -392,30 +392,30 @@ def p_item_expr(p): p[0] = ("",p[1]) #### Empty - + def p_empty(p): '''empty : ''' #### Catastrophic error handler def p_error(p): if not p: - print "SYNTAX ERROR AT EOF" + print("SYNTAX ERROR AT EOF") bparser = yacc.yacc() -def parse(data): +def parse(data,debug=0): bparser.error = 0 - p = bparser.parse(data) + p = bparser.parse(data,debug=debug) if bparser.error: return None return p - - - - + + + + |