rename getSubtitle to fetchSubtitle.

fetchYoutubeSubtitle.py

@@ -10,7 +10,7 @@ def getVttUrlFromSubtitles(item, lang='en', vttType="vtt"):
             return item.get("url")
     return None
 
-async def getSubtitle(url: str, lang: Optional[str] = 'en', vttType="vtt") -> Optional[str]:
+async def fetchSubtitle(url: str, lang: Optional[str] = 'en', vttType="vtt") -> Optional[str]:
     ydl_opts = {
         "writesubtitles": True,
         "allsubtitles": True,

main.py

@@ -1,6 +1,6 @@
 from fastapi import FastAPI
 from fastapi.responses import JSONResponse
-from fetchYoutubeSubtitle import getSubtitle, fetchSubtitleUrls
+from fetchYoutubeSubtitle import fetchSubtitle, fetchSubtitleUrls
 
 app = FastAPI()
 
@@ -16,7 +16,7 @@ def read_json():
 
 @app.get("/subtitle/")
 async def get_subtitle(url: str):
-    subtitle = await fetchSubtitleUrls(url)
+    subtitle = await fetchSubtitle(url)
     return JSONResponse(content=subtitle)