rewrite to python3

Userconfig/cfgfile.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # encoding: utf-8
 #
-# $Id$
-# $URL$
 
 """
 cfgfile.py
@@ -10,87 +8,69 @@ cfgfile.py
 Created by Marcus Stoegbauer on 2013-01-12.
 Copyright (c) 2013 __MyCompanyName__. All rights reserved.
 """
-import ConfigParser
+import configparser
 import os
 import re
 
+
 class Conf(object):
-  confobj = ConfigParser.RawConfigParser()
-  cfgfile = ''
-  debug = None
-  
-  def __init__(self, filename = None):
-    """if filename is set, open config file and initialize the ConfigParser
-    """
-    self.confobj = ConfigParser.RawConfigParser()
-    if filename:
-      self.setfilename(filename)
-    # if filename
-  # def __init__
-  
-  def setdebug(self, debug):
-    """docstring for setdebug"""
-    self.debug = debug
-  # def setdebug
-  
-  def setfilename(self, filename):
-    """initialize the ConfigParser
-    """
-    ret = self.confobj.read(filename)
-    if len(ret) == 0 or ret[0] != filename:
-      raise Exception('Cannot read config file ' + filename)
-    # if cannot read
-    self.cfgfile = filename
-    if self.debug:
-      self.debug.debug("Read config file %s" % filename, 2)
-      self.debug.debug("Replacing environment variables in %s." % filename, 3)
-    # if debug
+    confobj = configparser.RawConfigParser()
+    cfgfile = ''
+    debug = None
 
-    for s in self.confobj.sections():
-      for (i, val) in self.confobj.items(s):
-        tempre = re.search("\$([A-Z]+)[^A-Z]*", val)
-        if tempre:
-          varname = tempre.group(1)
-          if self.debug:
-            self.debug.debug("Found variable %s in %s." % (varname, i), 3)
-          # if debug
-          if os.environ.has_key(varname):
-            if self.debug:
-              self.debug.debug("%s exists in environment, replacing with %s." % (varname, os.environ[varname]), 3)
-            # if debug
-            self.set(s, i, val.replace("$"+varname, os.environ[varname]))
-          # if has_key
-        # if tempre
-      # for i
-    # for s
-  # def setfilename
+    def __init__(self, filename=None):
+        """if filename is set, open config file and initialize the ConfigParser
+        """
+        self.confobj = configparser.RawConfigParser()
+        if filename:
+            self.setfilename(filename)
 
-  def get(self, section, option):
-    """returns the value of option in section
-    """
-    if not self.cfgfile:
-      raise Exception('No config file set')
-    # if not cfgfile
-    return self.confobj.get(section, option)
-  # def get
+    def setdebug(self, debug):
+        """docstring for setdebug"""
+        self.debug = debug
 
-  def set(self, section, option, value):
-    """docstring for update"""
-    self.confobj.set(section, option, value)
-  # def set
+    def setfilename(self, filename):
+        """initialize the ConfigParser
+        """
+        ret = self.confobj.read(filename)
+        if len(ret) == 0 or ret[0] != filename:
+            raise Exception('Cannot read config file ' + filename)
+        self.cfgfile = filename
+        if self.debug:
+            self.debug.debug("Read config file %s" % filename, 2)
+            self.debug.debug("Replacing environment variables in %s." % filename, 3)
 
+        for s in self.confobj.sections():
+            for (i, val) in self.confobj.items(s):
+                tempre = re.search(r"\$([A-Z]+)[^A-Z]*", val)
+                if tempre:
+                    varname = tempre.group(1)
+                    if self.debug:
+                        self.debug.debug("Found variable %s in %s." % (varname, i), 3)
+                    if varname in os.environ:
+                        if self.debug:
+                            self.debug.debug("%s exists in environment, replacing with %s." %
+                                             (varname, os.environ[varname]), 3)
+                        self.set(s, i, val.replace("$"+varname, os.environ[varname]))
 
-  def getitems(self, section):
-    """returns all items in section
-    """
-    if not self.cfgfile:
-      raise Exception('No config file set')
-    # if not cfgfile
-    return self.confobj.items(section)
-  # def getitems
+    def get(self, section, option):
+        """returns the value of option in section
+        """
+        if not self.cfgfile:
+            raise Exception('No config file set')
+        return self.confobj.get(section, option)
 
-  def check(self, section, option):
-    """checks for option in section"""
-    return self.confobj.has_option(section, option)
-  # def check    
-# class Conf
+    def set(self, section, option, value):
+        """docstring for update"""
+        self.confobj.set(section, option, value)
+
+    def getitems(self, section):
+        """returns all items in section
+        """
+        if not self.cfgfile:
+            raise Exception('No config file set')
+        return self.confobj.items(section)
+
+    def check(self, section, option):
+        """checks for option in section"""
+        return self.confobj.has_option(section, option)