rename dtk -> dcd

README

@@ -1,3 +1,3 @@
-# dtk
+# dcd
 
 Decadic toolkit.

dcd/cfg.py

@@ -5,25 +5,55 @@ import jsmin
 import json
 
 class Config:
-	def __init__(self, source=None, readonly=False):
 	"""
-		Can be loaded from a JSON file (str path) or from a python dict.
+	A hierarchical key-value container that can be loaded from JSON or a Python dict.
+	
+	Any contained dicts are automatically converted to Config instances as well.
+	
+	Supports sequential overwriting - so one can load a default config and then
+	progressively overwrite it with overlays:
+	
+	
+	
+	
+	
+	
+	
+	>>> raw
+{'a': 1, 'b': {'ba': 2, 'bb': 3, 'bc': {'bca': None}}, 'c': 4}
+>>> overlay
+{'b': {'bc': {'bca': 42}}}
+
+	
+	
+	while stack:
+	current = stack[-1]
+	
+	...
+	
+	stack.pop()
+
+for key in overlay.keys():
+	
+	
 	
-		The JSON file can contain C++ style comments.
 	"""
 	
-		if type(source) == str:
-			with open(source) as f:
-				initial = json.loads(jsmin.jsmin(f.read()))
-		elif source is None:
-			initial = {}
-		else:
-			initial = source
-		
-		assert type(initial) == dict
-		object.__setattr__(self, "raw", initial)
+	def __init__(self, d, readonly=False):
+		assert type(d) == dict
+		object.__setattr__(self, "raw", d)
 		object.__setattr__(self, "readonly", readonly)
 	
+	@classmethod
+	def from_file(cls, path, readonly=False):
+		with open(path) as f:
+			initial = json.loads(jsmin.jsmin(f.read()))
+		
+		return cls(initial, readonly)
+	
+	def update(self, d):
+		
+	
 	def keys(self):
 		return self.raw.keys()
 	
@@ -38,13 +68,13 @@ class Config:
 	
 	def __setitem__(self, name, value):
 		if self.readonly:
-			raise AttributeError("object is not writable")
+			raise AttributeError("config is read-only")
 		
 		self.raw[name] = value
 	
 	def __setattr__(self, name, value):
 		if self.readonly:
-			raise AttributeError("object is not writable")
+			raise AttributeError("config is read-only")
 		
 		self.raw[name] = value
 	

setup.py

@@ -1,11 +1,11 @@
 from distutils.core import setup
 
 setup(
-	name = "dtk",
-	version = "0.0.0",
-	author = "Decadic",
-	packages = ["dtk"],
-	url = "https://git.decade.cz/decadic/dtk/",
+	name = "dcd",
+	version = "0.1.0",
+	author = "Decade",
+	packages = ["dcd"],
+	url = "https://git.decade.cz/decadic/dcd/",
 	license = "LICENSE",
 	description = "Decadic toolkit.",
 	install_requires = [