config.py :  » Language-Interface » VB-to-Python-Converter » vb2py-0.2 » Python Open Source

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Python Open Source » Language Interface » VB to Python Converter 
VB to Python Converter » vb2py 0.2 » config.py
# Created by Leo from: C:\Development\Python22\Lib\site-packages\vb2py\vb2py.leo

from utils import rootPath
import ConfigParser
import os

class VB2PYConfigObject(dict):
  """A dictionary of configuration options

  Options are accessed via a tuple
  c[section, key]

  """

  def __init__(self, *args, **kw):
    """Initialize the dictionary"""
    self.initConfig(*args, **kw)

  def __getitem__(self, key):
    """Get an item"""
    try:
      return self._local_overide["%s.%s" % key]
    except KeyError:
      return self._config.get(*key)

  def initConfig(self, filename="vb2py.ini", path=None):
    """Read the values"""
    if path is None:
      path = rootPath()
    self._config = ConfigParser.ConfigParser()
    self._config.read(os.path.join(path, filename))
    self._local_overide = {}  

  def setLocalOveride(self, section, name, value):
    """Set a local overide for a value"""
    self.checkValue(section, name)
    self._local_overide["%s.%s" % (section, name)] = value

  def removeLocalOveride(self, section, name,):
    """Remove a local overide"""
    self.checkValue(section, name)
    del(self._local_overide["%s.%s" % (section, name)])        

  def checkValue(self, section, name):
    """Make sure we have this section and name"""
    dummy = self[section, name]    
#
# We always want people to use the same one
_VB2PYConfig = VB2PYConfigObject()

def VB2PYConfig(init=0):
  ret = _VB2PYConfig
  if init:
    ret.initConfig()
  return ret
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