Removed plural methods and constatns. (#59)

Author: Kevin Hellemun

bunq/sdk/client.py

@@ -224,7 +224,7 @@ def _assert_response_success(self, response):
         if response.status_code != self._STATUS_CODE_OK:
             raise ExceptionFactory.create_exception_for_response(
                 response.status_code,
-                self._fetch_error_messages(response),
+                self._fetch_all_error_message(response),
                 self._fetch_response_id(response)
             )
 
@@ -238,7 +238,7 @@ def _create_bunq_response_raw(cls, response):
 
         return BunqResponseRaw(response.content, response.headers)
 
-    def _fetch_error_messages(self, response):
+    def _fetch_all_error_message(self, response):
         """
         :type response: requests.Response
 

bunq/sdk/exception_factory.py

@@ -23,8 +23,8 @@ class ExceptionFactory:
     _FORMAT_RESPONSE_CODE_LINE = 'HTTP Response Code: {}'
     _FORMAT_RESPONSE_ID_LINE = 'The response id to help bunq debug: {}'
     _FORMAT_ERROR_MESSAGE_LINE = 'Error message: {}'
-    _GLUE_ERROR_MESSAGES_NEW_LINE = '\n'
-    _GLUE_ERROR_MESSAGES_STRING_EMPTY = ''
+    _GLUE_ERROR_MESSAGE_NEW_LINE = '\n'
+    _GLUE_ERROR_MESSAGE_STRING_EMPTY = ''
 
     @classmethod
     def create_exception_for_response(
@@ -111,19 +111,19 @@ def _generate_message_error(cls, response_code, messages, response_id):
             .format(response_code)
         line_response_id = cls._FORMAT_RESPONSE_ID_LINE.format(response_id)
         line_error_message = cls._FORMAT_ERROR_MESSAGE_LINE.format(
-            cls._GLUE_ERROR_MESSAGES_STRING_EMPTY.join(messages)
+            cls._GLUE_ERROR_MESSAGE_STRING_EMPTY.join(messages)
         )
 
-        return cls._glue_messages(
+        return cls._glue_all_error_message(
             [line_response_code, line_response_id, line_error_message]
         )
 
     @classmethod
-    def _glue_messages(cls, messages):
+    def _glue_all_error_message(cls, messages):
         """
         :type messages: list[str]
 
         :rtype: str
         """
 
-        return cls._GLUE_ERROR_MESSAGES_NEW_LINE.join(messages)
+        return cls._GLUE_ERROR_MESSAGE_NEW_LINE.join(messages)