X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/e1ef57a29e03fb49688d27ed72c58ce80809f50f..4b5852e44ac9d2d2aa10fbbfa66a5f02421e7768:/blib2to3/pgen2/driver.py?ds=sidebyside diff --git a/blib2to3/pgen2/driver.py b/blib2to3/pgen2/driver.py index a51ffc3..6ba6b92 100644 --- a/blib2to3/pgen2/driver.py +++ b/blib2to3/pgen2/driver.py @@ -28,11 +28,10 @@ from . import grammar, parse, token, tokenize, pgen class Driver(object): - def __init__(self, grammar, convert=None, logger=None): self.grammar = grammar if logger is None: - logger = logging.getLogger() + logger = logging.getLogger(__name__) self.logger = logger self.convert = convert @@ -68,8 +67,9 @@ class Driver(object): if type == token.OP: type = grammar.opmap[value] if debug: - self.logger.debug("%s %r (prefix=%r)", - token.tok_name[type], value, prefix) + self.logger.debug( + "%s %r (prefix=%r)", token.tok_name[type], value, prefix + ) if type == token.INDENT: indent_columns.append(len(value)) _prefix = prefix + value @@ -91,13 +91,12 @@ class Driver(object): column = 0 else: # We never broke out -- EOF is too soon (how can this happen???) - raise parse.ParseError("incomplete input", - type, value, (prefix, start)) + raise parse.ParseError("incomplete input", type, value, (prefix, start)) return p.rootnode def parse_stream_raw(self, stream, debug=False): """Parse a stream and return the syntax tree.""" - tokens = tokenize.generate_tokens(stream.readline) + tokens = tokenize.generate_tokens(stream.readline, grammar=self.grammar) return self.parse_tokens(tokens, debug) def parse_stream(self, stream, debug=False): @@ -111,7 +110,9 @@ class Driver(object): def parse_string(self, text, debug=False): """Parse a string and return the syntax tree.""" - tokens = tokenize.generate_tokens(io.StringIO(text).readline) + tokens = tokenize.generate_tokens( + io.StringIO(text).readline, grammar=self.grammar + ) return self.parse_tokens(tokens, debug) def _partially_consume_prefix(self, prefix, column): @@ -122,26 +123,24 @@ class Driver(object): for char in prefix: current_line += char if wait_for_nl: - if char == '\n': + if char == "\n": if current_line.strip() and current_column < column: - res = ''.join(lines) - return res, prefix[len(res):] + res = "".join(lines) + return res, prefix[len(res) :] lines.append(current_line) current_line = "" current_column = 0 wait_for_nl = False - elif char == ' ': + elif char in " \t": current_column += 1 - elif char == '\t': - current_column += 4 - elif char == '\n': - # enexpected empty line + elif char == "\n": + # unexpected empty line current_column = 0 else: # indent is finished wait_for_nl = True - return ''.join(lines), current_line + return "".join(lines), current_line def _generate_pickle_name(gt, cache_dir=None): @@ -155,11 +154,10 @@ def _generate_pickle_name(gt, cache_dir=None): return name -def load_grammar(gt="Grammar.txt", gp=None, - save=True, force=False, logger=None): +def load_grammar(gt="Grammar.txt", gp=None, save=True, force=False, logger=None): """Load the grammar (maybe from a pickle).""" if logger is None: - logger = logging.getLogger() + logger = logging.getLogger(__name__) gp = _generate_pickle_name(gt) if gp is None else gp if force or not _newer(gp, gt): logger.info("Generating grammar tables from %s", gt) @@ -213,11 +211,11 @@ def main(*args): """ if not args: args = sys.argv[1:] - logging.basicConfig(level=logging.INFO, stream=sys.stdout, - format='%(message)s') + logging.basicConfig(level=logging.INFO, stream=sys.stdout, format="%(message)s") for gt in args: load_grammar(gt, save=True, force=True) return True + if __name__ == "__main__": sys.exit(int(not main()))