import compiler import re def is_log_callfunc(n): """LOG.xxx('hello %s' % xyz) and LOG('hello')""" if isinstance(n.parent, compiler.ast.Mod): n = n.parent if isinstance(n.parent, compiler.ast.CallFunc): if isinstance(n.parent.node, compiler.ast.Getattr): if isinstance(n.parent.node.getChildNodes()[0], compiler.ast.Name): if n.parent.node.getChildNodes()[0].name == 'LOG': return True return False def is_log_i18n_msg_with_mod(n): """LOG.xxx("Hello %s" % xyz) should be LOG.xxx("Hello %s", xyz)""" if not isinstance(n.parent.parent, compiler.ast.Mod): return False n = n.parent.parent if isinstance(n.parent, compiler.ast.CallFunc): if isinstance(n.parent.node, compiler.ast.Getattr): if isinstance(n.parent.node.getChildNodes()[0], compiler.ast.Name): if n.parent.node.getChildNodes()[0].name == 'LOG': return True return False def is_wrong_i18n_format(n): """Check _('hello %s' % xyz)""" if isinstance(n.parent, compiler.ast.Mod): n = n.parent if isinstance(n.parent, compiler.ast.CallFunc): if isinstance(n.parent.node, compiler.ast.Name): if n.parent.node.name == '_': return True return False """ Used for check message need be localized or not. (predicate_func, action, message) """ i18n_msg_predicates = [ # Skip ['hello world', 1] (lambda n: isinstance(n.parent, compiler.ast.List), 'skip', ''), # Skip {'hellow world', 1} (lambda n: isinstance(n.parent, compiler.ast.Dict), 'skip', ''), # Skip msg['hello world'] (lambda n: isinstance(n.parent, compiler.ast.Subscript), 'skip', ''), # Skip doc string (lambda n: isinstance(n.parent, compiler.ast.Discard), 'skip', ''), # Skip msg = "hello", in normal, message should more than one word (lambda n: len(n.value.strip().split(' ')) <= 1, 'skip', ''), # Skip msg = 'hello world' + vars + 'world hello' (lambda n: isinstance(n.parent, compiler.ast.Add), 'skip', ''), # Skip xml markers msg = "" (lambda n: len(re.compile("").findall(n.value)) > 0, 'skip', ''), # Skip sql statement (lambda n: len( re.compile("^SELECT.*FROM", flags=re.I).findall(n.value)) > 0, 'skip', ''), # LOG.xxx() (is_log_callfunc, 'error', 'Message must be localized'), # _('hello %s' % xyz) should be _('hello %s') % xyz (is_wrong_i18n_format, 'error', ("Message format was wrong, _('hello %s' % xyz) " "should be _('hello %s') % xyz")), # default (lambda n: True, 'warn', 'Message might need localized') ] """ Used for checking message format. (checker_func, message) """ msg_format_checkers = [ # If message contain more than on format specifier, it should use # mapping key (lambda n: len(re.compile("%[bcdeEfFgGnosxX]").findall(n.value)) > 1, "The message shouldn't contain more than one format specifier"), # Check capital (lambda n: n.value.split(' ')[0].count('_') == 0 and n.value[0].isalpha() and n.value[0].islower(), "First letter must be capital"), (is_log_i18n_msg_with_mod, 'LOG.xxx("Hello %s" % xyz) should be LOG.xxx("Hello %s", xyz)') ] file_black_list = ["./neutron/tests/unit", "./neutron/openstack", "./quantum/plugins/bigswitch/tests"]