Apply suggestions from code review

Co-authored-by: Thomas Hervé <[email protected]>

modules/openapi-generator/src/main/resources/python/configuration.mustache

@@ -177,7 +177,7 @@ conf = {{{packageName}}}.Configuration(
         """
         self.server_variables = server_variables or {}
         self.server_operation_variables = server_operation_variables or {}
-        """Default sever variables
+        """Default server variables
         """
         self.temp_folder_path = None
         """Temp file folder for downloading files
@@ -575,6 +575,7 @@ conf = {{{packageName}}}.Configuration(
         """Gets host URL based on the index and variables
         :param index: array index of the host settings
         :param variables: hash of variable and the corresponding value
+        :param servers: host settings for the endpoint
         :return: URL based on host settings
         """
         variables = {} if variables is None else variables

modules/openapi-generator/src/main/resources/python/python-experimental/api.mustache

@@ -131,7 +131,7 @@ class {{classname}}(object):
             kwargs['_check_return_type'] = kwargs.get(
                 '_check_return_type', True
             )
-            kwargs['_host_index'] = kwargs.get('_host_index', None)
+            kwargs['_host_index'] = kwargs.get('_host_index')
 {{#requiredParams}}
             kwargs['{{paramName}}'] = \
                 {{paramName}}