def __init__(self, name, template, valid_values={}):
self.template_pieces = []
self.field_names = []
parsed = FORMATTER.parse(template)
for (literal_text, field_name, format_spec, conversion) in parsed:
assert not conversion
self.template_pieces.append((literal_text, field_name))
if field_name not in self.field_names:
self.field_names.append(field_name)
self.name = name
self.template = template
self.compiled_template = parse.compile(template)
self.tuple_class = collections.namedtuple(
self.name,
list(self.field_names))
self.valid_values = dict(valid_values)
for key in self.valid_values:
assert key in self.field_names
python类compile()的实例源码
def __init__(self, spec):
spec, pattern_types = grok_re_preprocess(spec)
self.type_collection = TypeCollection(pattern_types)
if is_named_re(spec):
self.re = regex.compile(spec)
self.parse = None
else:
self.re = None
self.parse = parse.compile(spec)
def __init__(self, name, canid, subscriptions, pack_template, var_names, topic_template, payload_template):
self.name= name
if not isinstance(canid, basestring) and not isinstance(canid, int):
raise ValueError("Parameter canid must be a string or an int")
if isinstance(canid, basestring):
try:
canid= int(canid, 0)
except:
pass
self.subscriptions= testForStringList(subscriptions, "subscriptions")
if not isinstance(pack_template, basestring):
raise ValueError("Parameter pack_template must be a string")
self.canid= canid
self.pack_template= pack_template
self.var_names= testForStringList(var_names, "var_names")
if topic_template:
if not isinstance(topic_template, basestring):
raise ValueError("Parameter topic_template must be a string")
try:
self.topic_template= parse.compile(topic_template)
except BaseException as e:
raise ValueError("Error compiling topic_template: %s" % e)
else:
self.topic_template= None
if not isinstance(payload_template, basestring):
raise ValueError("Parameter payload_template must be a string")
try:
self.payload_template= parse.compile(payload_template)
except BaseException as e:
raise ValueError("Error compiling payload_template: %s" % e)
self.error_count= 0
