Splain main.py to several files.

chatmastermind/api_client.py

@@ -0,0 +1,24 @@
+import openai
+
+
+def openai_api_key(api_key: str) -> None:
+    openai.api_key = api_key
+
+
+def ai(chat: list[dict[str, str]],
+       config: dict,
+       number: int
+       ) -> tuple[list[str], dict[str, int]]:
+    response = openai.ChatCompletion.create(
+        model=config['openai']['model'],
+        messages=chat,
+        temperature=config['openai']['temperature'],
+        max_tokens=config['openai']['max_tokens'],
+        top_p=config['openai']['top_p'],
+        n=number,
+        frequency_penalty=config['openai']['frequency_penalty'],
+        presence_penalty=config['openai']['presence_penalty'])
+    result = []
+    for choice in response['choices']:  # type: ignore
+        result.append(choice['message']['content'].strip())
+    return result, dict(response['usage'])  # type: ignore