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@@ -1576,3 +1576,35 @@ async def send_csv_file(bot, chat_id, query, caption=None,
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document=f,
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caption=caption
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)
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+
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+
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+async def send_part_of_text_file(bot, chat_id, file_path, caption=None,
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+ file_name='File.txt', user_record=None,
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+ update=dict(),
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+ reversed_=True,
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+ limit=None):
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+ """Send `lines` lines of text file via `bot` in `chat_id`.
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+
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+ If `reversed`, read the file from last line.
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+ TODO: do not load whole file in RAM. At the moment this is the easiest
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+ way to allow `reversed` files, but it is inefficient and requires a lot
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+ of memory.
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+ """
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+ try:
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+ with open(file_path, 'r') as log_file:
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+ lines = log_file.readlines()
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+ if reversed:
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+ lines = lines[::-1]
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+ if limit:
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+ lines = lines[:limit]
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+ with io.BytesIO(
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+ ''.join(lines).encode('utf-8')
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+ ) as document:
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+ document.name = file_name
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+ return await bot.send_document(
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+ chat_id=chat_id,
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+ document=document,
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+ caption=caption
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+ )
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+ except Exception as e:
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+ return e
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