import ConfigParser

class Section(object):
    def __init__(self,conf,section_name):
        self.conf    = conf
        self.section = section_name

    def __getattr__(self,attr):
        print "getting the %s of the %s"  % (attr,self.section)
        return self.conf.get(self.section,attr)

class Configuration(object):
    def __init__(self,config_file):
        self.config_file = config_file
        self.parser = ConfigParser.ConfigParser()
        self.parser.read(self.config_file)

    def __getattr__(self,attr):
        print "getting the %s section"  % (attr)
        return Section(self,attr)


class App(object):
    def __init__(self):
        self.config = Configuration("/etc/infomaniak.conf")

    def start(self):
        bottle.run(host='',port=self.config.port)

conf = app.Configuration("../../etc/server.conf")
print conf.SERVER.PORT

# ychaouche@ychaouche-PC ~/REPOS/INFOMANIAK-CLASSES/infomaniak/tests $ python test_config.py
# getting the SERVER section
# getting the PORT of the SERVER
# getting the get section
# Traceback (most recent call last):
#   File "test_config.py", line 5, in <module>
#     print conf.SERVER.PORT
#   File "../app.py", line 10, in __getattr__
#     return self.conf.get(self.section,attr)
# TypeError: 'Section' object is not callable
# ychaouche@ychaouche-PC