translation: speficied / implemented the question format for OpenAI based translations

chatmastermind/commands/common.py

@@ -7,6 +7,12 @@ from pathlib import Path
 from ..message import Message, MessageError, source_code
 
 
+def read_text_file(file: Path) -> str:
+    with open(file) as r:
+        content = r.read().strip()
+    return content
+
+
 def add_file_as_text(question_parts: list[str], file: str) -> None:
     """
     Add the given file as plain text to the question part list.
@@ -19,8 +25,7 @@ def add_file_as_text(question_parts: list[str], file: str) -> None:
         if message and message.answer:
             content = message.answer
     except MessageError:
-        with open(file) as r:
-            content = r.read().strip()
+        content = read_text_file(Path(file))
     if len(content) > 0:
         question_parts.append(content)