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Merge pull request #86 from jonasasx/fix/download-media-extension-detection

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fix: strip extension in download_media to auto-detect real file type
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Eugene Evstafev 2026-04-01 12:12:10 +01:00 committed by GitHub
commit a050889fc8
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1 changed files with 6 additions and 1 deletions
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7
main.py
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@ -2157,7 +2157,12 @@ async def download_media(
if path_error: if path_error:
return path_error return path_error
downloaded = await client.download_media(msg, file=str(out_path)) # Strip user-supplied extension so Telethon auto-detects the real media type.
# If a path with extension is passed (e.g. ticket.jpg), Telethon writes to that
# exact path even if the file is actually a PDF. Stripping the suffix lets
# Telethon append the correct extension based on the actual file content.
out_path_for_dl = out_path.with_suffix("")
downloaded = await client.download_media(msg, file=str(out_path_for_dl))
if not downloaded: if not downloaded:
return f"Download failed for message {message_id}." return f"Download failed for message {message_id}."