/usr/lib/python3/dist-packages/iniparse/compat.py is in python3-iniparse 0.4-2.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 | # Copyright (c) 2001, 2002, 2003 Python Software Foundation
# Copyright (c) 2004-2008 Paramjit Oberoi <param.cs.wisc.edu>
# All Rights Reserved. See LICENSE-PSF & LICENSE for details.
"""Compatibility interfaces for ConfigParser
Interfaces of ConfigParser, RawConfigParser and SafeConfigParser
should be completely identical to the Python standard library
versions. Tested with the unit tests included with Python-2.3.4
The underlying INIConfig object can be accessed as cfg.data
"""
import re
from .configparser import DuplicateSectionError, \
NoSectionError, NoOptionError, \
InterpolationMissingOptionError, \
InterpolationDepthError, \
InterpolationSyntaxError, \
DEFAULTSECT, MAX_INTERPOLATION_DEPTH
# These are imported only for compatiability.
# The code below does not reference them directly.
from .configparser import Error, InterpolationError, \
MissingSectionHeaderError, ParsingError
import six
from . import ini
class RawConfigParser(object):
def __init__(self, defaults=None, dict_type=dict):
if dict_type != dict:
raise ValueError('Custom dict types not supported')
self.data = ini.INIConfig(defaults=defaults, optionxformsource=self)
def optionxform(self, optionstr):
return optionstr.lower()
def defaults(self):
d = {}
secobj = self.data._defaults
for name in secobj._options:
d[name] = secobj._compat_get(name)
return d
def sections(self):
"""Return a list of section names, excluding [DEFAULT]"""
return list(self.data)
def add_section(self, section):
"""Create a new section in the configuration.
Raise DuplicateSectionError if a section by the specified name
already exists. Raise ValueError if name is DEFAULT or any of
its case-insensitive variants.
"""
# The default section is the only one that gets the case-insensitive
# treatment - so it is special-cased here.
if section.lower() == "default":
raise ValueError('Invalid section name: %s' % section)
if self.has_section(section):
raise DuplicateSectionError(section)
else:
self.data._new_namespace(section)
def has_section(self, section):
"""Indicate whether the named section is present in the configuration.
The DEFAULT section is not acknowledged.
"""
return (section in self.data)
def options(self, section):
"""Return a list of option names for the given section name."""
if section in self.data:
return list(self.data[section])
else:
raise NoSectionError(section)
def read(self, filenames):
"""Read and parse a filename or a list of filenames.
Files that cannot be opened are silently ignored; this is
designed so that you can specify a list of potential
configuration file locations (e.g. current directory, user's
home directory, systemwide directory), and all existing
configuration files in the list will be read. A single
filename may also be given.
"""
files_read = []
if isinstance(filenames, six.string_types):
filenames = [filenames]
for filename in filenames:
try:
fp = open(filename)
except IOError:
continue
files_read.append(filename)
self.data._readfp(fp)
fp.close()
return files_read
def readfp(self, fp, filename=None):
"""Like read() but the argument must be a file-like object.
The `fp' argument must have a `readline' method. Optional
second argument is the `filename', which if not given, is
taken from fp.name. If fp has no `name' attribute, `<???>' is
used.
"""
self.data._readfp(fp)
def get(self, section, option, vars=None):
if not self.has_section(section):
raise NoSectionError(section)
if vars is not None and option in vars:
value = vars[option]
sec = self.data[section]
if option in sec:
return sec._compat_get(option)
else:
raise NoOptionError(option, section)
def items(self, section):
if section in self.data:
ans = []
for opt in self.data[section]:
ans.append((opt, self.get(section, opt)))
return ans
else:
raise NoSectionError(section)
def getint(self, section, option):
return int(self.get(section, option))
def getfloat(self, section, option):
return float(self.get(section, option))
_boolean_states = {'1': True, 'yes': True, 'true': True, 'on': True,
'0': False, 'no': False, 'false': False, 'off': False}
def getboolean(self, section, option):
v = self.get(section, option)
if v.lower() not in self._boolean_states:
raise ValueError('Not a boolean: %s' % v)
return self._boolean_states[v.lower()]
def has_option(self, section, option):
"""Check for the existence of a given option in a given section."""
if section in self.data:
sec = self.data[section]
else:
raise NoSectionError(section)
return (option in sec)
def set(self, section, option, value):
"""Set an option."""
if section in self.data:
self.data[section][option] = value
else:
raise NoSectionError(section)
def write(self, fp):
"""Write an .ini-format representation of the configuration state."""
fp.write(str(self.data))
def remove_option(self, section, option):
"""Remove an option."""
if section in self.data:
sec = self.data[section]
else:
raise NoSectionError(section)
if option in sec:
del sec[option]
return 1
else:
return 0
def remove_section(self, section):
"""Remove a file section."""
if not self.has_section(section):
return False
del self.data[section]
return True
class ConfigDict(object):
"""Present a dict interface to a ini section."""
def __init__(self, cfg, section, vars):
self.cfg = cfg
self.section = section
self.vars = vars
def __getitem__(self, key):
try:
return RawConfigParser.get(self.cfg, self.section, key, self.vars)
except (NoOptionError, NoSectionError):
raise KeyError(key)
class ConfigParser(RawConfigParser):
def get(self, section, option, raw=False, vars=None):
"""Get an option value for a given section.
All % interpolations are expanded in the return values, based on the
defaults passed into the constructor, unless the optional argument
`raw' is true. Additional substitutions may be provided using the
`vars' argument, which must be a dictionary whose contents overrides
any pre-existing defaults.
The section DEFAULT is special.
"""
if section != DEFAULTSECT and not self.has_section(section):
raise NoSectionError(section)
option = self.optionxform(option)
value = RawConfigParser.get(self, section, option, vars)
if raw:
return value
else:
d = ConfigDict(self, section, vars)
return self._interpolate(section, option, value, d)
def _interpolate(self, section, option, rawval, vars):
# do the string interpolation
value = rawval
depth = MAX_INTERPOLATION_DEPTH
while depth: # Loop through this until it's done
depth -= 1
if "%(" in value:
try:
value = value % vars
except KeyError as e:
raise InterpolationMissingOptionError(
option, section, rawval, e.args[0])
else:
break
if value.find("%(") != -1:
raise InterpolationDepthError(option, section, rawval)
return value
def items(self, section, raw=False, vars=None):
"""Return a list of tuples with (name, value) for each option
in the section.
All % interpolations are expanded in the return values, based on the
defaults passed into the constructor, unless the optional argument
`raw' is true. Additional substitutions may be provided using the
`vars' argument, which must be a dictionary whose contents overrides
any pre-existing defaults.
The section DEFAULT is special.
"""
if section != DEFAULTSECT and not self.has_section(section):
raise NoSectionError(section)
if vars is None:
options = list(self.data[section])
else:
options = []
for x in self.data[section]:
if x not in vars:
options.append(x)
options.extend(vars.keys())
if "__name__" in options:
options.remove("__name__")
d = ConfigDict(self, section, vars)
if raw:
return [(option, d[option])
for option in options]
else:
return [(option, self._interpolate(section, option, d[option], d))
for option in options]
class SafeConfigParser(ConfigParser):
_interpvar_re = re.compile(r"%\(([^)]+)\)s")
_badpercent_re = re.compile(r"%[^%]|%$")
def set(self, section, option, value):
if not isinstance(value, six.string_types):
raise TypeError("option values must be strings")
# check for bad percent signs:
# first, replace all "good" interpolations
tmp_value = self._interpvar_re.sub('', value)
# then, check if there's a lone percent sign left
m = self._badpercent_re.search(tmp_value)
if m:
raise ValueError("invalid interpolation syntax in %r at "
"position %d" % (value, m.start()))
ConfigParser.set(self, section, option, value)
def _interpolate(self, section, option, rawval, vars):
# do the string interpolation
L = []
self._interpolate_some(option, L, rawval, section, vars, 1)
return ''.join(L)
_interpvar_match = re.compile(r"%\(([^)]+)\)s").match
def _interpolate_some(self, option, accum, rest, section, map, depth):
if depth > MAX_INTERPOLATION_DEPTH:
raise InterpolationDepthError(option, section, rest)
while rest:
p = rest.find("%")
if p < 0:
accum.append(rest)
return
if p > 0:
accum.append(rest[:p])
rest = rest[p:]
# p is no longer used
c = rest[1:2]
if c == "%":
accum.append("%")
rest = rest[2:]
elif c == "(":
m = self._interpvar_match(rest)
if m is None:
raise InterpolationSyntaxError(option, section,
"bad interpolation variable reference %r" % rest)
var = m.group(1)
rest = rest[m.end():]
try:
v = map[var]
except KeyError:
raise InterpolationMissingOptionError(
option, section, rest, var)
if "%" in v:
self._interpolate_some(option, accum, v,
section, map, depth + 1)
else:
accum.append(v)
else:
raise InterpolationSyntaxError(
option, section,
"'%' must be followed by '%' or '(', found: " + repr(rest))
|