@@ -296,7 +296,7 @@ class Config(object):

                 # if header is missing, this could be deprecated credentials file format

                 # as described here: https://blog.csanchez.org/2011/05/

                 # then do the hacky-hack and add default header

-                # to be able to readt he file with PyConfigParser() 

+                # to be able to read the file with PyConfigParser() 

                 config_string = None

                 with open(aws_credential_file, 'r') as f:

                     config_string = '[default]\n' + f.read()

@@ -314,16 +314,16 @@ class Config(object):

                 try:

                     result = config.get(profile, key)

                 except NoOptionError as e:

-                    if print_warning:

+                    if print_warning: # we may want to skip warning message for optional keys

                         warning("Couldn't find key '%s' for the AWS Profile '%s' in the credentials file '%s'" % (e.option, e.section, aws_credential_file))

-                    if legacy_key: 

+                    if legacy_key: # if the legacy_key defined and original one wasn't found, try read the legacy_key

                         try:

                             key = legacy_key

                             profile = "default"

                             result = config.get(profile, key)

                             warning(

                                     "Legacy configuratin key '%s' used, " % (key) + 

-                                    "please use the standartized config format as described here: " +

+                                    "please use the standardized config format as described here: " +

                                     "https://aws.amazon.com/blogs/security/a-new-and-standardized-way-to-manage-credentials-in-the-aws-sdks/"

                                      )

                         except NoOptionError as e: