Update thumbnail information

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Qwerty-Space 2021-01-23 22:39:56 +00:00 committed by GitHub
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@ -201,9 +201,14 @@ class UploadMethods:
Optional JPEG thumbnail (for documents). **Telegram will
ignore this parameter** unless you pass a ``.jpg`` file!
The file must also be small in dimensions and in-disk size.
Successful thumbnails were files below 20kb and 200x200px.
Width/height and dimensions/size ratios may be important.
The file must also be small in dimensions and in disk size.
Successful thumbnails were files below 20kB and 320x320px.
For Telegram to accept a thumbnail, you must provide the
file's dimensions using either ``hachoir`` or
:tl:`DocumentAttributesVideo`.
Telethon will resize thumbnails for you, if an image is
provided.
allow_cache (`bool`, optional):
This parameter currently does nothing, but is kept for