1 files changed, 35 insertions, 0 deletions
diff --git a/Config.py b/Config.py
new file mode 100644
index 0000000..47009f2
--- /dev/null
+++ b/Config.py
@@ -0,0 +1,35 @@
+
+import os
+import ConfigParser
+
+__config = None
+SECTION = "main"
+
+class Error(Exception):
+	"""Configuration error"""
+	def __init__(self, value):
+		self.value = value
+		self.str = repr(self.value)
+	def __str__(self):
+		return self.str
+
+def load(filename):
+	global __config
+	conf = ConfigParser.ConfigParser()
+	conf.read(filename)
+	if not conf.has_section(SECTION):
+		raise Error, "invalid or missing config file: %s" % filename
+	__config = conf
+
+def require(key):
+	result = option(key)
+	if not result:
+		raise Error, "missing conf option '%s' in section '%s'" % (key, SECTION)
+	return result
+
+def option(key, default = None):
+	assert __config is not None, "configuration not loaded"
+	if not __config.has_option(SECTION, key):
+		return default
+	return __config.get(SECTION, key)
+