ERROR: syft from git+https://github.com/OpenMined/PySyft@dev#egg=syft does not appear to be a Python project: neither 'setup.py' nor 'pyproject.toml' found.

[nooooonee]

AttributeError: module 'syft' has no attribute 'launch_duet‘

when I run the code in Exercise_Duet_Basics_Data_Owner.ipynb. I encounter an error

AttributeError Traceback (most recent call last)
/tmp/ipykernel_5320/3419186139.py in
----> 1 duet = sy.launch_duet(loopback=True)

/opt/conda/envs/courses/lib/python3.7/site-packages/syft/init.py in new_getattr(name)

/opt/conda/envs/courses/lib/python3.7/site-packages/syft/init.py in base_getattr(name)

AttributeError: module 'syft' has no attribute 'launch_duet'

then, I follow the solution in solution
then I got a new installation error
ERROR: syft from git+https://github.com/OpenMined/PySyft@dev#egg=syft does not appear to be a Python project: neither 'setup.py' nor 'pyproject.toml' found.
please help!!!