From 60b2e5ebf0b074436aaec91409d9863d015b9a73 Mon Sep 17 00:00:00 2001
From: Ludovico Cavedon <ludovico.cavedon@gmail.com>
Date: Sun, 18 Apr 2010 23:36:58 -0700
Subject: Imported Upstream version 0.3.2

---
 iniparse/__init__.py | 15 ++++++++++++--
 iniparse/ini.py      | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 71 insertions(+), 2 deletions(-)

(limited to 'iniparse')

diff --git a/iniparse/__init__.py b/iniparse/__init__.py
index 350b7a7..1a267e6 100644
--- a/iniparse/__init__.py
+++ b/iniparse/__init__.py
@@ -3,11 +3,22 @@
 # Copyright (c) 2007 Tim Lauridsen <tla@rasmil.dk>
 # All Rights Reserved.  See LICENSE-PSF & LICENSE for details.
 
-from ini import INIConfig
+from ini import INIConfig, tidy, change_comment_syntax
 from config import BasicConfig, ConfigNamespace
 from compat import RawConfigParser, ConfigParser, SafeConfigParser
 
+from ConfigParser import DuplicateSectionError,    \
+                  NoSectionError, NoOptionError,   \
+                  InterpolationMissingOptionError, \
+                  InterpolationDepthError,         \
+                  InterpolationSyntaxError,        \
+                  DEFAULTSECT, MAX_INTERPOLATION_DEPTH
+
 __all__ = [
-    'INIConfig', 'BasicConfig', 'ConfigNamespace',
+    'BasicConfig', 'ConfigNamespace',
+    'INIConfig', 'tidy', 'change_comment_syntax',
     'RawConfigParser', 'ConfigParser', 'SafeConfigParser',
+    'DuplicateSectionError', 'NoSectionError', 'NoOptionError',
+    'InterpolationMissingOptionError', 'InterpolationDepthError',
+    'InterpolationSyntaxError', 'DEFAULTSECT', 'MAX_INTERPOLATION_DEPTH',
 ]
diff --git a/iniparse/ini.py b/iniparse/ini.py
index d58c38f..f0e7ec2 100644
--- a/iniparse/ini.py
+++ b/iniparse/ini.py
@@ -21,6 +21,7 @@ Example:
     >>> print cfg['foo-ext'].special
     1
     >>> cfg.foo.newopt = 'hi!'
+    >>> cfg.baz.enabled = 0
 
     >>> print cfg
     # configure foo-application
@@ -30,6 +31,9 @@ Example:
     newopt = hi!
     [foo-ext]
     special = 1
+    <BLANKLINE>
+    [baz]
+    enabled = 0
 
 """
 
@@ -41,6 +45,7 @@ import re
 from ConfigParser import DEFAULTSECT, ParsingError, MissingSectionHeaderError
 
 import config
+import compat
 
 class LineType(object):
     line = None
@@ -158,6 +163,14 @@ class OptionLine(LineType):
     parse = classmethod(parse)
 
 
+def change_comment_syntax(comment_chars='%;#', allow_rem=False):
+    comment_chars = re.sub(r'([\]\-\^])', r'\\\1', comment_chars)
+    regex = r'^(?P<csep>[%s]' % comment_chars
+    if allow_rem:
+        regex += '|[rR][eE][mM]'
+    regex += r')(?P<comment>.*)$'
+    CommentLine.regex = re.compile(regex)
+
 class CommentLine(LineType):
     regex = re.compile(r'^(?P<csep>[;#]|[rR][eE][mM])'
                        r'(?P<comment>.*)$')
@@ -628,3 +641,48 @@ class INIConfig(config.ConfigNamespace):
         if exc:
             raise exc
 
+
+def tidy(cfg):
+    """Clean up blank lines.
+
+    This functions makes the configuration look clean and
+    handwritten - consecutive empty lines and empty lines at
+    the start of the file are removed, and one is guaranteed
+    to be at the end of the file.
+    """
+
+    if isinstance(cfg, compat.RawConfigParser):
+        cfg = cfg.data
+    cont = cfg._data.contents
+    i = 1
+    while i < len(cont):
+        if isinstance(cont[i], LineContainer):
+            tidy_section(cont[i])
+            i += 1
+        elif (isinstance(cont[i-1], EmptyLine) and
+              isinstance(cont[i], EmptyLine)):
+            del cont[i]
+        else:
+            i += 1
+
+    # Remove empty first line
+    if cont and isinstance(cont[0], EmptyLine):
+        del cont[0]
+
+    # Ensure a last line
+    if cont and not isinstance(cont[-1], EmptyLine):
+        cont.append(EmptyLine())
+
+def tidy_section(lc):
+    cont = lc.contents
+    i = 1
+    while i < len(cont):
+        if (isinstance(cont[i-1], EmptyLine) and
+            isinstance(cont[i], EmptyLine)):
+            del cont[i]
+        else:
+            i += 1
+
+    # Remove empty first line
+    if len(cont) > 1 and isinstance(cont[1], EmptyLine):
+        del cont[1]
-- 
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