def _get_variable_names(self, section, option, raw_value):
"""Returns a list of placeholder names in a config value, if any.
Adapted from SafeConfigParser._interpolate_some().
"""
result = set()
while raw_value:
pos = raw_value.find('%')
if pos < 0:
return result
if pos > 0:
raw_value = raw_value[pos:]
char = raw_value[1:2]
if char == '%':
raw_value = raw_value[2:]
elif char == '(':
match = self._interpolate_re.match(raw_value)
if match is None:
raise ConfigParser.InterpolationSyntaxError(
option, section,
'Bad interpolation variable reference: %r.' %
raw_value)
result.add(match.group(1))
raw_value = raw_value[match.end():]
else:
raise ConfigParser.InterpolationSyntaxError(
option, section, "'%%' must be followed by '%%' or '(', "
"found: %r." % raw_value)
return result
def test_interpolationsyntaxerror(self):
import pickle
e1 = ConfigParser.InterpolationSyntaxError('option', 'section', 'msg')
pickled = pickle.dumps(e1)
e2 = pickle.loads(pickled)
self.assertEqual(e1.message, e2.message)
self.assertEqual(e1.args, e2.args)
self.assertEqual(e1.section, e2.section)
self.assertEqual(e1.option, e2.option)
self.assertEqual(repr(e1), repr(e2))
def test_interpolationsyntaxerror(self):
import pickle
e1 = ConfigParser.InterpolationSyntaxError('option', 'section', 'msg')
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
pickled = pickle.dumps(e1, proto)
e2 = pickle.loads(pickled)
self.assertEqual(e1.message, e2.message)
self.assertEqual(e1.args, e2.args)
self.assertEqual(e1.section, e2.section)
self.assertEqual(e1.option, e2.option)
self.assertEqual(repr(e1), repr(e2))
def get_all_configs(cls, section):
'''Get All configurations'''
try:
confs = cls.configParrser.items(section)
except ConfigParser.NoSectionError:
if len(cls.loaded_config_file) == 0:
raise ConfigParser.NoSectionError(
'No configuration file find.')
else:
msg = 'Load config file failed: No section [{}]\nConfig file: {}'.format(
section, cls.loaded_config_file)
raise ConfigParser.NoSectionError(msg)
except ConfigParser.InterpolationSyntaxError as e:
raise ConfigParser.InterpolationSyntaxError(
"Config file syntax error: {}".format(e))
except Exception as e:
raise Exception(e)
# https://stackoverflow.com/questions/5466618/too-many-values-to-unpack-iterating-over-a-dict-key-string-value-list
# 环境变量(大写)优先于配置文件
return {key: os_getenv(key.upper(), val) for key, val in confs}
