With pip langfun[all] installed, still ask for installing "Please install "langfun[mime-auto]" to enable automatic MIME support."

[Amyssjj]

File ~/Documents/Jing_Agent/agent_venv/lib/python3.10/site-packages/langfun/core/modalities/mime.py:50, in Mime.mime_type(self)
47 @functools.cached_property
48 def mime_type(self) -> str:
49 """Returns the MIME type."""
---> 50 mime = from_buffer((self.to_bytes()), mime=True)
51 if (
52 self.MIME_PREFIX
53 and not mime.lower().startswith(self.MIME_PREFIX)
(...)
56 and mime != 'application/octet-stream'
57 ):
58 raise ValueError(
59 f'Expected MIME type: {self.MIME_PREFIX}, Encountered: {mime}'
60 )

File ~/Documents/Jing_Agent/agent_venv/lib/python3.10/site-packages/langfun/core/modalities/mime.py:29, in from_buffer(*unused_args, **unused_kwargs)
28 def from_buffer(*unused_args, **unused_kwargs):
---> 29 raise RuntimeError(
30 'Please install "langfun[mime-auto]" to enable automatic MIME support.'
31 )

RuntimeError: Please install "langfun[mime-auto]" to enable automatic MIME support.
PDF(uri=None, content=b'%PDF-1.4\n%\xd3\xeb\xe9\xe1\n1 0 obj\n<</Title (langfun101)\n/Creator (Moz