Fix some pylint warnings

mylib/config.py

@@ -533,6 +533,9 @@ class ConfigSection:
 
 
 class RawWrappedTextHelpFormatter(argparse.RawDescriptionHelpFormatter):
+    """
+    Custom TextHelpFormatter for argparse.ArgumentParser that allowing line to keep line return
+    """
 
     def _split_lines(self, text, width):
         result = []
@@ -551,7 +554,7 @@ class RawWrappedTextHelpFormatter(argparse.RawDescriptionHelpFormatter):
         return result
 
 
-class Config:
+class Config:  # pylint: disable=too-many-instance-attributes
     """ Configuration helper """
 
     def __init__(self, appname, shortname=None, version=None, encoding=None,

mylib/ldap.py

@@ -372,7 +372,9 @@ class LdapClient:
         """ Configure options on registered mylib.Config object """
         assert self._config, "mylib.Config object not registered. Must be passed to __init__ as config keyword argument."
 
-        from mylib.config import StringOption, PasswordOption
+        # Load configuration option types only here to avoid global
+        # dependency of ldap module with config one.
+        from mylib.config import StringOption, PasswordOption  # pylint: disable=import-outside-toplevel
 
         section = self._config.add_section(
             self._config_section,