diff --git a/configuration.py b/configuration.py
index e77f560..32f0789 100644
--- a/configuration.py
+++ b/configuration.py
@@ -27,41 +27,40 @@
 import sys
 
 if sys.version_info.major == 3:
-    import configparser
+	import configparser
 else:
-    import ConfigParser as configparser
+	import ConfigParser as configparser
 
-from os.path import expanduser
 
 def get_account_data(print_errors = False, config_file = 'conf.cfg', config_section = 'ote'):
-    """
-    boolean print_errors:   Print errors to stdout instead of raising an exception.
-    string config_file:     The name of the configuration file.
-    string config_section:  The name of the section to read in the configuration file.
-    """
-    config = open_config_file(print_errors, config_file)
-    try:
-        username = config.get(config_section, 'username')
-        password = config.get(config_section, 'password')
-        shared_secret = config.get(config_section, 'shared_secret')
-    except Exception as err:
-        message = 'Error: Please make sure your config file %s contains the section %s with the entries "username", "password" and "shared_secret".' % (config_file, config_section)
-        if print_errors:
-            print(message)
-            sys.exit(2)
-        else:
-            raise NameError(message)
-    return (username, password, shared_secret)
+	"""
+	boolean print_errors:   Print errors to stdout instead of raising an exception.
+	string config_file:     The name of the configuration file.
+	string config_section:  The name of the section to read in the configuration file.
+	"""
+	config = open_config_file(print_errors, config_file)
+	try:
+		username = config.get(config_section, 'username')
+		password = config.get(config_section, 'password')
+		shared_secret = config.get(config_section, 'shared_secret')
+	except Exception:
+		message = 'Error: Please make sure your config file %s contains the section %s with the entries "username", "password" and "shared_secret".' % (config_file, config_section)
+		if print_errors:
+				print(message)
+				sys.exit(2)
+		else:
+			raise NameError(message)
+	return (username, password, shared_secret)
 
 def open_config_file(print_errors, config_file):
-    config = configparser.ConfigParser()
-    try:
-        if config.read(config_file) == []: raise Exception()
-    except:
-        message = "Error: Please make sure you adopted the config file: %s" % config_file
-        if print_errors:
-            print(message)
-            sys.exit(2)
-        else:
-            raise NameError(message)
-    return config
+	config = configparser.ConfigParser()
+	try:
+		if config.read(config_file) == []: raise Exception()
+	except:
+		message = "Error: Please make sure you adopted the config file: %s" % config_file
+		if print_errors:
+			print(message)
+			sys.exit(2)
+		else:
+			raise NameError(message)
+	return config