From da2e102343cf5364ecb10357a62656b288481bb5 Mon Sep 17 00:00:00 2001
From: Jakob Scheid <jakob.scheid@icloud.com>
Date: Sun, 15 Mar 2026 23:37:05 +0100
Subject: [PATCH] Add support for applying mutability on all sections of an INI
 configuration

---
 README.md                       |  3 +++
 pyproject.toml                  |  2 +-
 src/jcloud_config_parser/ini.py | 16 +++++++++++-----
 tests/ini/test_ini.py           | 31 ++++++++++++++++++++++++++++++-
 4 files changed, 45 insertions(+), 7 deletions(-)

diff --git a/README.md b/README.md
index 62df85c..a5bb933 100644
--- a/README.md
+++ b/README.md
@@ -84,6 +84,9 @@ For the full documentation, see the Python docstrings.
 
 ## Changelog
 
+### Version 0.2.1
+- support for applying mutability on all sections of an INI configuration
+
 ### Version 0.2.0
 - support for specifying mutability when parsing a configuration
 
diff --git a/pyproject.toml b/pyproject.toml
index 7b3ad2e..767b037 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,6 +4,6 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jcloud-config-parser"
-version = "0.2.0"
+version = "0.2.1"
 description = "A configuration file parser."
 license = "Apache-2.0"
\ No newline at end of file
diff --git a/src/jcloud_config_parser/ini.py b/src/jcloud_config_parser/ini.py
index e6bad64..8b7ab58 100644
--- a/src/jcloud_config_parser/ini.py
+++ b/src/jcloud_config_parser/ini.py
@@ -57,10 +57,10 @@ class INIConfiguration(Configuration):
 
         configuration = cls()
         for section_name, content in parse_ini(data, comment_prefixes=comment_prefixes, quotation_marks=quotation_marks, ignore_errors=ignore_errors).items():
-            group = INIConfigurationSection(section_name)
+            section = INIConfigurationSection(section_name)
             for key, value in content.items():
-                group[key] = value
-            configuration[section_name] = group
+                section[key] = value
+            configuration[section_name] = section
 
         if default is not None:
             for section in default._config:
@@ -70,6 +70,10 @@ class INIConfiguration(Configuration):
                     if propk not in dict(configuration[section]).keys():
                         configuration[section][propk] = propv
 
+        for section in configuration._config.values():
+            if isinstance(section, INIConfigurationSection):
+                set_mutability(section, mutable)
+
         set_mutability(configuration, mutable)
 
         return configuration
@@ -88,14 +92,16 @@ class INIConfiguration(Configuration):
         return serialize_ini(self._config, separator)
 
 class INIConfigurationSection(INIConfiguration):
-    def __init__(self, name: str):
+    def __init__(self, name: str, mutable: bool = True):
         '''
         A class representing a group in an INI configuration.
 
         :param name: The name of the group.
         :type name: str
+        :param mutable: The mutability of the section
+        :type mutable: bool
         '''
-        super().__init__()
+        super().__init__(mutable = mutable)
         self._name = name
 
     @property
diff --git a/tests/ini/test_ini.py b/tests/ini/test_ini.py
index 2aead6d..d7a34bd 100644
--- a/tests/ini/test_ini.py
+++ b/tests/ini/test_ini.py
@@ -116,4 +116,33 @@ def test_mutability():
         pass
 
     set_mutability(config, True)
-    config.key2 = 'value2'
\ No newline at end of file
+    config.key2 = 'value2'
+
+    config = INIConfiguration.from_string(configuration, mutable = False)
+    try:
+        config.section.key1 = 'value1'
+        assert False, 'Expected TypeError'
+    except TypeError:
+        pass
+
+    set_mutability(config.section, True)
+    config.section.key2 = 'value2'
+
+    try:
+        config.section1 = INIConfigurationSection('section1')
+        assert False, 'Expected TypeError'
+    except TypeError:
+        pass
+
+
+    config = INIConfiguration()
+    config.section = INIConfigurationSection('section', mutable = False)
+
+    try:
+        config.section.key1 = 'value1'
+        assert False, 'Expected TypeError'
+    except TypeError:
+        pass
+
+    set_mutability(config.section, True)
+    config.section.key1 = 'value1'
\ No newline at end of file