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
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
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):
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):
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':
+ 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):
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)
"""
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()))