diff options
Diffstat (limited to 'ext/ply/example/GardenSnake')
| -rw-r--r-- | ext/ply/example/GardenSnake/GardenSnake.py | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/ext/ply/example/GardenSnake/GardenSnake.py b/ext/ply/example/GardenSnake/GardenSnake.py index ffa550fc6..2a7f45eb1 100644 --- a/ext/ply/example/GardenSnake/GardenSnake.py +++ b/ext/ply/example/GardenSnake/GardenSnake.py @@ -180,7 +180,7 @@ def track_tokens_filter(lexer, tokens): at_line_start = False indent = MAY_INDENT token.must_indent = False - + elif token.type == "NEWLINE": at_line_start = True if indent == MAY_INDENT: @@ -235,7 +235,7 @@ def indentation_filter(tokens): ## if token.must_indent: ## print "must_indent", ## print - + # WS only occurs at the start of the line # There may be WS followed by NEWLINE so # only track the depth here. Don't indent/dedent @@ -294,7 +294,7 @@ def indentation_filter(tokens): assert token is not None for _ in range(1, len(levels)): yield DEDENT(token.lineno) - + # The top-level filter adds an ENDMARKER, if requested. # Python's grammar uses it. @@ -376,14 +376,14 @@ def p_file_input(p): p[0] = p[1] + p[2] else: p[0] = p[1] - + # funcdef: [decorators] 'def' NAME parameters ':' suite # ignoring decorators def p_funcdef(p): "funcdef : DEF NAME parameters COLON suite" p[0] = ast.Function(None, p[2], tuple(p[3]), (), 0, None, p[5]) - + # parameters: '(' [varargslist] ')' def p_parameters(p): """parameters : LPAR RPAR @@ -392,9 +392,9 @@ def p_parameters(p): p[0] = [] else: p[0] = p[2] + - -# varargslist: (fpdef ['=' test] ',')* ('*' NAME [',' '**' NAME] | '**' NAME) | +# varargslist: (fpdef ['=' test] ',')* ('*' NAME [',' '**' NAME] | '**' NAME) | # highly simplified def p_varargslist(p): """varargslist : varargslist COMMA NAME @@ -409,7 +409,7 @@ def p_stmt_simple(p): """stmt : simple_stmt""" # simple_stmt is a list p[0] = p[1] - + def p_stmt_compound(p): """stmt : compound_stmt""" p[0] = [p[1]] @@ -474,7 +474,7 @@ def p_suite(p): p[0] = ast.Stmt(p[1]) else: p[0] = ast.Stmt(p[3]) - + def p_stmts(p): """stmts : stmts stmt @@ -536,7 +536,7 @@ def p_comparison(p): p[0] = unary_ops[p[1]](p[2]) else: p[0] = p[1] - + # power: atom trailer* ['**' factor] # trailers enables function calls. I only allow one level of calls # so this is 'trailer' @@ -605,7 +605,7 @@ def p_testlist_multi(p): def p_test(p): "test : comparison" p[0] = p[1] - + # arglist: (argument ',')* (argument [',']| '*' test [',' '**' test] | '**' test) @@ -642,7 +642,7 @@ class GardenSnakeParser(object): ###### Code generation ###### - + from compiler import misc, syntax, pycodegen class GardenSnakeCompiler(object): @@ -658,13 +658,13 @@ class GardenSnakeCompiler(object): return code ####### Test code ####### - + compile = GardenSnakeCompiler().compile code = r""" print('LET\'S TRY THIS \\OUT') - + #Comment here def x(a): print('called with',a) |